wg critical care, llc - Medication Listings

Acetaminophen is a non-salicylate antipyretic and non-opioid analgesic agent. Its chemical name is N-acetyl-p-aminophenol. Acetaminophen has a molecular weight of 151.16. Its structural formula is: Acetaminophen Injection is a sterile, clear, colorless, nonpyrogenic, isotonic formulation of acetaminophen intended for intravenous infusion. It has a pH of approximately 5.5 and an osmolality of approximately 290 mOsm/kg. Each 100 mL contains 1000 mg acetaminophen, USP, 3850 mg mannitol, USP, 25 mg cysteine hydrochloride, monohydrate, USP, and 10.4 mg dibasic sodium phosphate, USP. pH is adjusted with hydrochloric acid and/or sodium hydroxide. structural formula

Ampicillin for Injection, USP the monosodium salt of [2S-[2a, 5a, 6b(S*)]]-6- [(aminophenylacetyl)amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo [3.2.0]heptane-2-carboxylic acid, is a synthetic penicillin for intravenous use. It is an antibacterial agent with a broad spectrum of bactericidal activity against both penicillin-susceptible Gram-positive organisms and many common Gram-negative pathogens. Ampicillin for Injection, USP is a dry, white to off-white powder. The solution after reconstitution is clear, colorless and free from visible particulates. It has the following structural formula: The molecular formula is C 16 H 18 N 3 NaO 4 S, and the molecular weight is 371.39. The pH range of the reconstituted solution is 8 to 10. Ampicillin for Injection, USP contains 65.8 mg [2.9 mEq] sodium per gram ampicillin. Each Ampicillin for Injection, USP pharmacy bulk package bottle contains ampicillin sodium equivalent to 10 grams of ampicillin. A pharmacy bulk package is a container of a sterile preparation for parenteral use that contains many single doses. The contents of this pharmacy bulk package are intended for use by a pharmacy admixture service for addition to suitable parenteral fluids in the preparation of admixtures for intravenous infusion (See DOSAGE AND ADMINISTRATION, Directions for Proper Use of Pharmacy Bulk Package ) . chemical structure

Ampicillin for Injection, USP the monosodium salt of [2S-[2a, 5a, 6b(S*)]]-6- [(aminophenylacetyl)amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo [3.2.0]heptane-2-carboxylic acid, is a synthetic penicillin. It is an antibacterial agent with a broad spectrum of bactericidal activity against both penicillin-susceptible Gram-positive organisms and many common Gram-negative pathogens. Ampicillin for Injection, USP is a dry, white to off-white powder. The reconstituted solution is clear, colorless and free from visible particulates. It has the following chemical structure: The molecular formula is C 16 H 18 N 3 NaO 4 S, and the molecular weight is 371.39. The pH range of the reconstituted solution is 8.0 to 10.0. Ampicillin for Injection, USP contains 65.8 mg [2.9 mEq] sodium per gram ampicillin. Ampicillin for Injection, USP is supplied in vials equivalent to 125 mg, 250 mg, 500 mg, 1 gram or 2 grams of ampicillin. It is to be administered by intravenous or intramuscular routes. chemical structure

Ampicillin and Sulbactam for Injection, USP is a sterile injectable antibacterial combination consisting of the semisynthetic antibacterial ampicillin sodium and the beta-lactamase inhibitor sulbactam sodium for intravenous administration. THE INTENT OF THE PHARMACY BULK PACKAGE IS FOR PREPARATION OF SOLUTIONS FOR IV INFUSION ONLY. Ampicillin sodium is derived from the penicillin nucleus, 6-aminopenicillanic acid. Chemically, it is monosodium (2S, 5R, 6R)-6-[(R)-2-amino-2-phenylacetamido]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0] heptane-2-carboxylate and has a molecular weight of 371.39. Its chemical formula is C 16 H 18 N 3 NaO 4 S. The structural formula is: Sulbactam sodium is a derivative of the basic penicillin nucleus. Chemically, sulbactam sodium is sodium penicillinate sulfone; sodium (2S, 5R)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4,4-dioxide. Its chemical formula is C 8 H 10 NNaO 5 S with a molecular weight of 255.22. The structural formula is: Ampicillin and Sulbactam for Injection, USP is available as a white to off-white dry powder for reconstitution. Ampicillin and Sulbactam for Injection, USP dry powder is freely soluble in aqueous diluents to yield pale yellow to yellow solutions containing ampicillin sodium and sulbactam sodium equivalent to 250 mg ampicillin per mL and 125 mg sulbactam per mL. The pH of the solutions is between 8 and 10. Dilute solutions (up to 30 mg ampicillin and 15 mg sulbactam per mL) are essentially colorless to pale yellow. The pH of dilute solutions remains the same. Each sterile Pharmacy Bulk Package contains 15 g Ampicillin and Sulbactam for Injection, USP (10 g ampicillin as the sodium salt and 5 g sulbactam as the sodium salt). The sodium content is 1150 mg (50 mEq) sodium per 15 gram Pharmacy Bulk Package bottle. Ampicillin and Sulbactam for Injection, USP Pharmacy Bulk Package is a bottle containing a sterile preparation of ampicillin sodium and sulbactam sodium for intravenous use that contains many single doses. The Pharmacy Bulk Package is for use in a pharmacy admixture setting; it provides many single doses of Ampicillin and Sulbactam for Injection, USP for addition to suitable parenteral fluids in the preparation of admixtures for intravenous infusion. (See DIRECTIONS FOR USE - Directions for Proper Use of Pharmacy Bulk Package section) FURTHER DILUTION IS REQUIRED BEFORE USE. Structural formula 1 Structural formula 2

Ampicillin and Sulbactam for Injection, USP is a sterile injectable antibacterial combination consisting of the semisynthetic antibacterial ampicillin sodium and the beta-lactamase inhibitor sulbactam sodium for intravenous and intramuscular administration. Ampicillin sodium is derived from the penicillin nucleus, 6-aminopenicillanic acid. Chemically, it is monosodium (2S, 5R, 6R)-6-[(R)-2-amino-2-phenylacetamido]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0] heptane-2-carboxylate and has a molecular weight of 371.39. Its chemical formula is C 16 H 18 N 3 NaO 4 S. The structural formula is: Sulbactam sodium is a derivative of the basic penicillin nucleus. Chemically, sulbactam sodium is sodium penicillinate sulfone; sodium (2S, 5R)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo [3.2.0]heptane-2-carboxylate 4,4-dioxide. Its chemical formula is C 8 H 10 NNaO 5 S with a molecular weight of 255.22. The structural formula is: Ampicillin and Sulbactam for Injection, USP, parenteral combination is available as a white to off-white dry powder for reconstitution. Ampicillin and Sulbactam for Injection, USP dry powder is freely soluble in aqueous diluents to yield pale yellow to yellow solutions containing ampicillin sodium and sulbactam sodium equivalent to 250 mg ampicillin per mL and 125 mg sulbactam per mL. The pH of the solutions is between 8 and 10. Dilute solutions (up to 30 mg ampicillin and 15 mg sulbactam per mL) are essentially colorless to pale yellow. The pH of dilute solutions remains the same. 1.5 g of Ampicillin and Sulbactam for Injection, USP (1 g ampicillin as the sodium salt plus 0.5 g sulbactam as the sodium salt) parenteral contains approximately 115 mg (5 mEq) of sodium. 3 g of Ampicillin and Sulbactam for Injection, USP (2 g ampicillin as the sodium salt plus 1 g sulbactam as the sodium salt) parenteral contains approximately 230 mg (10 mEq) of sodium. Ampicillin Sodium Sulbactam Sodium

Ampicillin and Sulbactam for Injection, USP is an injectable antibacterial combination consisting of the semisynthetic antibacterial ampicillin sodium and the beta-lactamase inhibitor sulbactam sodium for intravenous and intramuscular administration. Ampicillin sodium is derived from the penicillin nucleus, 6-aminopenicillanic acid. Chemically, it is monosodium (2S, 5R, 6R)-6-[(R)-2-amino-2-phenylacetamido]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0] heptane-2-carboxylate and has a molecular weight of 371.39. Its chemical formula is C 16 H 18 N 3 NaO 4 S. The structural formula is: Sulbactam sodium is a derivative of the basic penicillin nucleus. Chemically, sulbactam sodium is sodium penicillinate sulfone; sodium (2S, 5R)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo [3.2.0]heptane-2-carboxylate 4,4-dioxide. Its chemical formula is C 8 H 10 NNaO 5 S with a molecular weight of 255.22. The structural formula is: Ampicillin and Sulbactam for Injection, USP, ampicillin sodium/sulbactam sodium parenteral combination is available as a white to off-white dry powder for reconstitution. Ampicillin and Sulbactam for Injection, USP dry powder is freely soluble in aqueous diluents to yield pale yellow to yellow solutions containing ampicillin sodium and sulbactam sodium equivalent to 250 mg ampicillin per mL and 125 mg sulbactam per mL. The pH of the solutions is between 8 and 10. Dilute solutions (up to 30 mg ampicillin and 15 mg sulbactam per mL) are essentially colorless to pale yellow. The pH of dilute solutions remains the same. 1.5 g of Ampicillin and Sulbactam for Injection, USP (1 g ampicillin as the sodium salt plus 0.5 g sulbactam as the sodium salt) parenteral contains approximately 115 mg (5 mEq) of sodium. 3 g of Ampicillin and Sulbactam for Injection, USP (2 g ampicillin as the sodium salt plus 1 g sulbactam as the sodium salt) parenteral contains approximately 230 mg (10 mEq) of sodium. Ampicillin Sodium Sulbactam Sodium

Calcium Gluconate Injection is a sterile, preservative-free, nonpyrogenic, supersaturated solution of calcium gluconate, a form of calcium, for intravenous use after dilution. Calcium Gluconate is calcium D-gluconate (1:2) monohydrate. The structural formula is: Molecular formula: C 12 H 22 CaO 14 • H 2 O Molecular weight: 448.39 Solubility in water: 3.5 g/100 mL at 25°C Calcium Gluconate Injection is available as 10,000 mg per 100 mL (100 mg per mL) in a pharmacy bulk package (bag). Each mL of Calcium Gluconate Injection contains 100 mg of calcium gluconate (equivalent to 94 mg of calcium gluconate anhydrous and 4.5 mg of calcium saccharate tetrahydrate), hydrochloric acid and/or sodium hydroxide for pH adjustment (6.0 to 8.2) and sterile water for injection, q.s. It contains no antimicrobial agent. Each mL of Calcium Gluconate Injection contains 9.3 mg (0.465 mEq) of elemental calcium. calcium gluconate structural formula

Calcium Gluconate in Sodium Chloride Injection is a sterile, preservative-free, nonpyrogenic solution of calcium gluconate, a form of calcium, for intravenous use. Calcium Gluconate is calcium D-gluconate (1:2) monohydrate. The structural formula is: Molecular formula: C 12 H 22 CaO 14 • H 2 O Molecular weight: 448.39 Solubility in water: 3.5 g/100 mL at 25°C Calcium Gluconate in Sodium Chloride Injection is available as 1,000 mg per 50 mL (equivalent to 18.8 mg per mL calcium gluconate anhydrous), 2,000 mg per 100 mL (equivalent to 18.8 mg per mL calcium gluconate anhydrous) in single-dose bags. Table 3. Calcium Gluconate Formulations 1,000 mg per 50 mL 2,000 mg per 100 mL Calcium Gluconate 20 mg per mL 20 mg per mL Elemental Calcium 1.86 mg per mL 1.86 mg per mL Sodium Chloride 6.75 mg per mL 6.75 mg per mL Hydrochloric Acid or Sodium Hydroxide pH adjusted 6.0 to 8.2 calcium gluconate structural formula

Calcium Gluconate in Sodium Chloride Injection is a sterile, preservative-free, nonpyrogenic solution of calcium gluconate, a form of calcium, for intravenous use. Calcium Gluconate is calcium D-gluconate (1:2) monohydrate. The structural formula is: Molecular formula: C 12 H 22 CaO 14 • H 2 O Molecular weight: 448.39 Solubility in water: 3.5 g/100 mL at 25°C Calcium Gluconate in Sodium Chloride Injection is available as 1,000 mg per 50 mL (equivalent to 18.8 mg per mL calcium gluconate anhydrous) 1,000 mg per 100 mL (equivalent to 9.4 mg per mL calcium gluconate anhydrous) or 2,000 mg per 100 mL (equivalent to 18.8 mg per mL calcium gluconate anhydrous) in single-dose bags. Table 3. Calcium Gluconate Formulations 1,000 mg per 50 mL 1,000 mg per 100 mL 2,000 mg per 100 mL Calcium Gluconate 20 mg per mL 10 mg per mL 20 mg per mL Elemental Calcium 1.86 mg per mL 0.93 mg per mL 1.86 mg per mL Sodium Chloride 6.75 mg per mL 8 mg per mL 6.75 mg per mL Hydrochloric Acid or Sodium Hydroxide pH adjusted 6.0 to 8.2 calcium gluconate structural formula

Cefazolin for Injection, USP is a semi-synthetic cephalosporin for parenteral administration. It is the sodium salt of 3-{[(5-methyl-1,3,4-thiadiazol-2-yl)thio]-methyl}-8-oxo-7-[2-(1H-tetrazol-1-yl) acetamido]-5-thia-1-azabicyclo [4.2.0]oct-2-ene-2-carboxylic acid. Structural Formula: C 14 H 13 N 8 NaO 4 S 3 M.W. 476.5 The pH of the reconstituted solution is between 4 and 6. Cefazolin for Injection, USP is a white to cream sterile powder. The color of Cefazolin for Injection, USP solutions may range from pale yellow to yellow without a change in potency. Cefazolin for Injection, USP is supplied in 10 or 20 grams Pharmacy Bulk Packages. Each Pharmacy Bulk Package contains cefazolin sodium equivalent to 10 grams or 20 grams of cefazolin. The sodium content is approximately 48 mg (2.1 mEq) per gram of cefazolin sodium. It is to be administered by intravenous route. A Pharmacy Bulk Package is a container of a sterile preparation for parenteral use that contains many single doses. The contents of this pharmacy bulk package are intended for use by a pharmacy admixture service for addition to suitable parenteral fluids in the preparation of admixtures for intravenous infusion (see DOSAGE AND ADMINISTRATION, Directions for Proper Use of Pharmacy Bulk Package.) FURTHER DILUTION IS REQUIRED. NOT FOR DIRECT INFUSION. Cefazolin structural formula

Cefazolin for Injection, USP is a semi-synthetic cephalosporin for parenteral administration. It is the sodium salt of 3-{[(5-methyl-1,3,4-thiadiazol-2-yl)thio]-methyl}-8-oxo-7-[2-(1H-tetrazol-1-yl) acetamido]-5-thia-1-azabicyclo [4.2.0]oct-2-ene-2-carboxylic acid. Structural Formula: C 14 H 13 N 8 NaO 4 S 3 M.W. 476.5 The pH of the reconstituted solution is between 4 and 6. Cefazolin for Injection, USP is a sterile white to cream powder supplied in vials. Each vial contains, cefazolin sodium equivalent to 1 gram of cefazolin. The sodium content is approximately 48 mg (2.1 mEq)/1 gram of cefazolin sodium. The color of Cefazolin for Injection, USP solutions may range from pale yellow to yellow without a change in potency. Cefazolin for Injection, USP is to be administered by intramuscular or intravenous routes. Cefazolin structural formula

Cefazolin for Injection, USP is a semi-synthetic cephalosporin for parenteral administration. It is the sodium salt of 3-{[(5-methyl-1,3,4-thiadiazol-2-yl)thio]-methyl}-8-oxo-7-[2-(1H-tetrazol-1-yl) acetamido]-5-thia-1-azabicyclo [4.2.0]oct-2-ene-2-carboxylic acid. Structural Formula: C 14 H 13 N 8 NaO 4 S 3 M.W. 476.5 The pH of the reconstituted solution is between 4 and 6. Cefazolin for Injection, USP is a sterile white to cream powder supplied in vials. Each vial contains, cefazolin sodium equivalent to 500 mg or 1 gram of cefazolin. The sodium content is approximately 24 mg (1 mEq)/500 mg of cefazolin sodium or approximately 48 mg (2.1 mEq)/1 gram of cefazolin sodium. The color of Cefazolin for Injection, USP solutions may range from pale yellow to yellow without a change in potency. Cefazolin for Injection, USP is to be administered by intramuscular or intravenous routes. Cefazolin structural formula

Cefazolin for Injection USP is a semi-synthetic cephalosporin for parenteral administration. It is the sodium salt of 3-{[(5-methyl-1,3,4-thiadiazol-2-yl)thio]-methyl}-8-oxo-7-[2-(1 H -tetrazol-1-yl)acetamido]-5-thia-1-azabicyclo [4.2.0]oct‑2-ene-2-carboxylic acid. Structural Formula: C 14 H 13 N 8 NaO 4 S 3 M.W. 476.5 Cefazolin for Injection is supplied as a sterile powder in single-dose vials. The 2 g/vial Cefazolin for Injection contains 2 grams of cefazolin (equivalent to 2.097 g of cefazolin sodium). The 3 g/vial Cefazolin for Injection contains 3 grams of cefazolin (equivalent to 3.144 grams of cefazolin sodium). Each vial contains 48 mg of sodium per gram of cefazolin sodium. After reconstitution with sterile water for injection, the drug product solution has a pH of 4.0 to 6.0. Cefazolin for Injection is intended for intravenous infusion. structural formula cefazolin

Cefepime for Injection, USP is a semi-synthetic, cephalosporin antibacterial for parenteral administration. The chemical name is 1-[[(6R,7R)-7-[2-(2-amino-4-thiazolyl)-glyoxylamido]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-1-methylpyrrolidinium chloride,7 2 -(Z)-(O-methyloxime), monohydrochloride, monohydrate, which corresponds to the following structural formula: Cefepime hydrochloride is a white to pale yellow powder. Cefepime hydrochloride contains the equivalent of not less than 825 mcg and not more than 911 mcg of cefepime (C 19 H 24 N 6 O 5 S 2 ) per mg, calculated on an anhydrous basis. It is highly soluble in water. Cefepime for Injection, USP is supplied for intramuscular or intravenous administration in strengths equivalent to 1 g, and 2 g of cefepime. Cefepime for Injection, USP is a sterile, dry mixture of cefepime hydrochloride and L-arginine. The L-arginine, at an approximate concentration of 707 mg/g of cefepime, is added to control the pH of the constituted solution at 4 to 6. Freshly constituted solutions of Cefepime for Injection, USP will range in color from pale yellow to amber. Structural formula

Cefepime for Injection, USP is a semi-synthetic, cephalosporin antibacterial for parenteral administration. The chemical name is 1-[[(6R,7R)-7-[2-(2-amino-4-thiazolyl)-glyoxylamido]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-1-methylpyrrolidinium chloride,7 2 -(Z)-(O-methyloxime), monohydrochloride, monohydrate, which corresponds to the following structural formula: Cefepime hydrochloride is a white to pale yellow powder. Cefepime hydrochloride contains the equivalent of not less than 825 mcg and not more than 911 mcg of cefepime (C 19 H 24 N 6 O 5 S 2 ) per mg, calculated on an anhydrous basis. It is highly soluble in water. Cefepime for Injection, USP is supplied for intramuscular or intravenous administration in strengths equivalent to 1 g, and 2 g of cefepime. Cefepime for Injection, USP is a sterile, dry mixture of cefepime hydrochloride and L-arginine. The L-arginine, at an approximate concentration of 707 mg/g of cefepime, is added to control the pH of the constituted solution at 4 to 6. Freshly constituted solutions of Cefepime for Injection, USP will range in color from pale yellow to amber. Structural formula

Cefoxitin for Injection, USP contains cefoxitin sodium a semi-synthetic, broad-spectrum cephalosporin antibiotic for parenteral administration. It is derived from cephalosporin C, which is produced by Cephalosporium Acremonium . It is the sodium salt of 3-(hydroxymethyl)-7-methoxy-8-oxo-7-[2-(2-thienyl)acetamido]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate carbamate (ester). The molecular formula is C 16 H 16 N 3 NaO 7 S 2 , and the structural formula is: Cefoxitin for Injection, USP contains approximately 53.8 mg (2.3 milliequivalents) of sodium per gram of cefoxitin activity. Solutions of Cefoxitin for Injection, USP range from colorless to light amber in color. The pH of freshly constituted solutions usually ranges from 4.2 to 7.0. Each conventional vial contains sterile cefoxitin sodium, USP equivalent to 1 or 2 g cefoxitin. structural formula

Cefoxitin for Injection, USP contains cefoxitin sodium a semisynthetic,broad-spectrum cephalosporin antibiotic for parenteral administration. It is derived from cephalosporin C, which is produced by Cephalosporium Acremonium . Its chemical name is sodium (6R,7S)-3-(hydroxymethyl)-7methoxy-8-oxo-7-[2-(2-thienyl)acetamido]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate carbamate (ester). The molecular formula is C 16 H 16 N 3 NaO 7 S 2 , and the structural formula is: Cefoxitin for Injection, USP is supplied as a dry powder in vials and contains approximately 53.8 mg (2.3 milliequivalents) of sodium per gram of cefoxitin activity. Solutions of Cefoxitin for Injection, USP range from colorless to light amber in color. The pH of freshly constituted solutions usually ranges from 4.2 to 7. Each pharmacy bulk package bottle contains sterile cefoxitin sodium, USP equivalent to 10 g of cefoxitin and is intended for intravenous infusion only. A pharmacy bulk package is a container of a sterile preparation for parenteral use that contains many single doses. The contents are intended for use in a pharmacy admixture service and are restricted to the preparation of admixtures for intravenous infusion. FURTHER DILUTION IS REQUIRED BEFORE USE. RECONSTITUTED BULK SOLUTION SHOULD NOT BE USED FOR DIRECT INFUSION. RECONSTITUTED STOCK SOLUTION MUST BE TRANSFERRED AND FURTHER DILUTED FOR I.V. INFUSION. structural formula

Cefoxitin for Injection, USP contains cefoxitin sodium a semi-synthetic, broad-spectrum cephalosporin antibiotic for parenteral administration. It is derived from cephalosporin C, which is produced by Cephalosporium Acremonium . It is the sodium salt of 3-(hydroxymethyl)-7-methoxy-8-oxo-7-[2-(2-thienyl)acetamido]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate carbamate (ester). The molecular formula is C 16 H 16 N 3 NaO 7 S 2 , and the structural formula is: Cefoxitin for Injection, USP contains approximately 53.8 mg (2.3 milliequivalents) of sodium per gram of cefoxitin activity. Solutions of Cefoxitin for Injection, USP range from colorless to light amber in color. The pH of freshly constituted solutions usually ranges from 4.2 to 7.0. Each conventional vial contains sterile cefoxitin sodium, USP equivalent to 1 or 2 g cefoxitin. structural formula

Ceftazidime is a semisynthetic, broad-spectrum, beta-lactam antibacterial drug for parenteral administration. It is the pentahydrate of pyridinium, 1-[[7-[[(2-amino-4-thiazolyl)[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-, hydroxide, inner salt, [6R-[6α,7β(Z)]]. It has the following structural formula: The molecular formula is C 22 H 22 N 6 O 7 S 2 ●5H 2 O, representing a molecular weight of 636.65. Ceftazidime for injection, USP is a sterile, dry-powdered mixture of ceftazidime pentahydrate and sodium carbonate. The sodium carbonate at a concentration of 118 mg/g of ceftazidime activity has been admixed to facilitate dissolution. The total sodium content of the mixture is approximately 54 mg (2.3 mEq)/g of ceftazidime activity. Ceftazidime for injection, USP is a white to cream-colored crystalline powder. Solutions of ceftazidime for injection, USP range in color from light yellow to amber, depending on the diluent and volume used. The pH of freshly constituted solutions usually ranges from 5 to 8. Ceftazidime for injecton, USP in sterile crystalline form is supplied in 6 gram Pharmacy Bulk Package bottles equivalent to 6 grams of anhydrous ceftazidime. The Pharmacy Bulk Package bottle contains 708 mg of sodium carbonate. The sodium content is approximately 54 mg (2.3 mEq) per gram of ceftazidime. The 6 g Pharmacy Bulk Package bottle is a container of sterile preparation for parenteral use that contains many single doses. The contents are intended for use in a pharmacy admixture program and are restricted to the preparation of admixtures for intravenous use. THE 6 g PHARMACY BULK PACKAGE IS NOT FOR DIRECT INFUSION. FURTHER DILUTION IS REQUIRED BEFORE USE. ( See DOSAGE AND ADMINISTRATION – Directions for Proper Use of Pharmacy Bulk Package). structual formula

Ceftazidime is a semisynthetic, broad-spectrum, beta-lactam antibacterial drug for parenteral administration. It is the pentahydrate of pyridinium, 1-[[7-[[(2-amino-4-thiazolyl)[(1-carboxy-1-methylethoxy)imino]acetyl]amino]-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-, hydroxide, inner salt, [6R-[6α,7β(Z)]]. It has the following structural formula: The molecular formula is C 22 H 22 N 6 O 7 S 2 •5H 2 O, representing a molecular weight of 636.65. Ceftazidime for injection, USP is a sterile, dry-powdered mixture of ceftazidime pentahydrate and sodium carbonate. The sodium carbonate at a concentration of 118 mg/g of ceftazidime activity has been admixed to facilitate dissolution. The total sodium content of the mixture is approximately 54 mg (2.3 mEq)/g of ceftazidime activity. Ceftazidime for injection, USP in sterile crystalline form is supplied in single-dose vials equivalent to 1 g or 2 g of anhydrous ceftazidime. Ceftazidime for injection, USP is a white to cream-colored crystalline powder. Solutions of ceftazidime for injection, USP range in color from light yellow to amber, depending on the diluent and volume used. The pH of freshly constituted solutions usually ranges from 5 to 8. structural formual ceftazidime

Ceftriaxone for Injection, USP is a sterile, semisynthetic, broad-spectrum cephalosporin antibiotic for intravenous or intramuscular administration. Ceftriaxone sodium is (6 R ,7 R )-7-[2-(2-Amino-4-thiazolyl)glyoxylamido]-8-oxo-3-[[(1,2,5,6-tetrahydro-2-methyl-5,6-dioxo- as -triazin-3-yl)thio]methyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7 2 -( Z )-( O -methyloxime), disodium salt, sesquaterhydrate. The chemical formula of ceftriaxone sodium is C 18 H 16 N 8 Na 2 O 7 S 3 ·3.5H 2 O. It has a calculated molecular weight of 661.60 and the following structural formula: Ceftriaxone for Injection, USP is a white to yellowish-orange crystalline powder which is readily soluble in water, sparingly soluble in methanol and very slightly soluble in ethanol. The pH of a 1% aqueous solution is approximately 6.7. The color of Ceftriaxone for Injection, USP solutions ranges from light yellow to amber, depending on the length of storage, concentration and diluent used. Ceftriaxone for Injection, USP contains approximately 83 mg (3.6 mEq) of sodium per gram of ceftriaxone activity. structure

Ceftriaxone for Injection, USP is a sterile, semisynthetic, broad-spectrum cephalosporin antibiotic for intravenous or intramuscular administration. Ceftriaxone sodium is (6 R ,7 R )-7-[2-(2-Amino-4-thiazolyl)glyoxylamido]-8-oxo-3-[[(1,2,5,6-tetrahydro-2-methyl-5,6-dioxo- as -triazin-3-yl)thio]methyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7 2 -( Z )-( O -methyloxime), disodium salt, sesquaterhydrate. The chemical formula of ceftriaxone sodium is C 18 H 16 N 8 Na 2 O 7 S 3 ·3.5H 2 O. It has a calculated molecular weight of 661.60 and the following structural formula: Ceftriaxone for Injection, USP is a white to yellowish-orange crystalline powder which is readily soluble in water, sparingly soluble in methanol and very slightly soluble in ethanol. The pH of a 1% aqueous solution is approximately 6.7. The color of Ceftriaxone for Injection, USP solutions ranges from light yellow to amber, depending on the length of storage, concentration and diluent used. Ceftriaxone for Injection, USP contains approximately 83 mg (3.6 mEq) of sodium per gram of ceftriaxone activity. structure

Ceftriaxone for Injection, USP is a sterile, semisynthetic, broad-spectrum cephalosporin antibiotic for intravenous or intramuscular administration. Ceftriaxone sodium is (6 R ,7 R )-7-[2-(2-Amino-4-thiazolyl)glyoxylamido]-8-oxo-3-[[(1,2,5,6-tetrahydro-2-methyl-5,6-dioxo- as -triazin-3-yl)thio]methyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7 2 -( Z )-( O -methyloxime), disodium salt, sesquaterhydrate. The chemical formula of ceftriaxone sodium is C 18 H 16 N 8 Na 2 O 7 S 3 ·3.5H 2 O. It has a calculated molecular weight of 661.60 and the following structural formula: Ceftriaxone for Injection, USP is a white to yellowish-orange crystalline powder which is readily soluble in water, sparingly soluble in methanol and very slightly soluble in ethanol. The pH of a 1% aqueous solution is approximately 6.7. The color of Ceftriaxone for Injection, USP solutions ranges from light yellow to amber, depending on the length of storage, concentration and diluent used. Each Pharmacy Bulk Package is supplied as a dry powder in bottles containing sterile ceftriaxone sodium, USP equivalent to 10 grams of ceftriaxone and is intended for intravenous infusion only. Ceftriaxone for Injection, USP contains approximately 83 mg (3.6 mEq) of sodium per gram of ceftriaxone activity. A Pharmacy Bulk Package is a container of a sterile preparation for parenteral use that contains many single doses. The contents are intended for use in a pharmacy admixture program and are restricted to the preparation of admixtures for intravenous infusion. FURTHER DILUTION IS REQUIRED BEFORE USE (See DOSAGE AND ADMINISTRATION, and DIRECTIONS FOR PROPER USE OF PHARMACY BULK PACKAGE). structure

Cisplatin for injection, USP, a platinum-based drug for intravenous use, is a white to light yellow lyophilized powder. Each vial of Cisplatin for injection, USP contains 50 mg cisplatin, 450 mg Sodium Chloride, USP, and 500 mg Mannitol, USP. Cisplatin for Injection, USP may contain hydrochloric acid for pH adjustment. Cisplatin, the active ingredient in Cisplatin for injection, USP, is a yellow to orange crystalline powder with the molecular formula Cl 2 H 6 N 2 Pt and a molecular weight of 300.05. Cisplatin is a heavy metal complex containing a central atom of platinum surrounded by two chloride atoms and two ammonia molecules in the cis position. It is soluble in water or saline at 1 mg/mL and in dimethylformamide at 24 mg/mL. It has a melting point of 207°C. The structural formula is: structural formula

Cisplatin Injection infusion concentrate is a clear, colorless, sterile aqueous solution available in amber vials. Each 50 mL, 100 mL or 200 mL amber vial of infusion concentrate contains: 1 mg/mL cisplatin, 9 mg/mL sodium chloride, hydrochloric acid and sodium hydroxide to approximate pH of 4.0, and water for injection to a final volume of 50 mL, 100 mL or 200 mL respectively. Cisplatin Injection infusion concentrate must be further diluted prior to administration (see DOSAGE AND ADMINISTRATION, All Patients ). The active ingredient, cisplatin, is a yellow to orange crystalline powder with the molecular formula PtCl 2 H 6 N 2 , and a molecular weight of 300.1. Cisplatin is a heavy metal complex containing a central atom of platinum surrounded by two chloride atoms and two ammonia molecules in the cis position. It is soluble in water or saline at 1 mg/mL and in dimethylformamide at 24 mg/mL. It has a melting point of 207° C. Figure

Dexmedetomidine Injection is a sterile, nonpyrogenic solution suitable for intravenous infusion following dilution. Dexmedetomidine in 5% Dextrose Injection is a sterile ready-to-use, nonpyrogenic solution suitable for intravenous infusion. Dexmedetomidine Injection and Dexmedetomidine in Dextrose Injection contains the dexmedetomidine as active pharmaceutical ingredient in the form of the hydrochloride salt form. Dexmedetomidine hydrochloride is a central alpha-2 adrenergic agonist. Structurally it is the S -enantiomer of medetomidine and is chemically described as 4-[( S )-α,2,3-Trimethylbenzyl]imidazole monohydrochloride. Dexmedetomidine hydrochloride has a molecular weight of 236.74 and the empirical formula is C 13 H 16 N 2 • HCl and the structural formula is: Dexmedetomidine hydrochloride is a white or almost white powder that is freely soluble in water and has a pKa of 7.1. Its partition coefficient in-octanol: water at pH 7.4 is 2.89. Dexmedetomidine Injection is supplied as a clear, colorless, isotonic solution with a pH of 4.5 to 7. Each mL contains 118 mcg of dexmedetomidine hydrochloride USP, equivalent to 100 mcg (0.1 mg) of dexmedetomidine, 1.6 mg of methylparaben NF and 0.2 mg of propylparaben NF, as preservatives and 9 mg of sodium chloride USP, as tonicity agent in water for injection. Dexmedetomidine in 5% Dextrose Injection is supplied as a clear, colorless, isotonic solution with a pH of 4.5 to 7. Each mL contains 4.72 mcg of dexmedetomidine hydrochloride USP, equivalent to 4 mcg of dexmedetomidine, and 50 mg dextrose monohydrate USP, as tonicity agent, in water for injection. structural formula

Diltiazem Hydrochloride in Sodium Chloride Injection is a non-dihydropyridine calcium channel-blocker. Diltiazem hydrochloride is 1,5-benzothiazepin-4(5 H )one,3-(acetyloxy)-5-[2-(dimethylamino)ethyl]-2, 3-dihydro-2-(4-methoxyphenyl)-, monohydrochloride, (+)- cis- with the molecular weight of 450.98 and structural formula: Molecular formula: C 22 H 26 N 2 0 4 S . HCl Diltiazem hydrochloride is a white to off-white crystalline powder with a bitter taste soluble in water, methanol, and chloroform. Diltiazem Hydrochloride in Sodium Chloride Injection is a clear, colorless, sterile, nonpyrogenic, isotonic solution for intravenous use only. It is packaged in single-dose bags containing 100 mg/100 mL and 250 mg/250 mL. Each mL contains: 1 mg diltiazem hydrochloride, USP (equivalent to 0.92 mg diltiazem), 0.15 mg citric acid monohydrate, USP, 7.2 mg sodium chloride, USP, 0.13 mg sodium citrate dihydrate, USP, 10 mg sorbitol, NF, and water for injection, USP. Hydrochloric acid, NF and/or sodium hydroxide are added as needed to adjust pH to 4.5 - 5.5. Structural formula image

Ertapenem for Injection is a sterile, synthetic, parenteral, 1-β methyl-carbapenem that is structurally related to beta-lactam antibiotics. Chemically, Ertapenem for Injection is described as [4 R -[3(3 S *,5 S *),4α,5β,6β( R *)]]-3-[[5-[[(3-carboxyphenyl)amino]carbonyl]-3-pyrrolidinyl]thio]-6-(1-hydroxyethyl)-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid monosodium salt. Its molecular weight is 497.5. The empirical formula is C 22 H 24 N 3 O 7 SNa, and its structural formula is: Ertapenem sodium is a white to off-white hygroscopic, weakly crystalline powder. It is soluble in water and 0.9% sodium chloride solution, practically insoluble in ethanol, and insoluble in isopropyl acetate and tetrahydrofuran. Ertapenem for Injection is supplied as sterile lyophilized powder for intravenous infusion after reconstitution with appropriate diluent [see Dosage and Administration (2.7) ] and transfer to 50 mL 0.9% Sodium Chloride Injection or for intramuscular injection following reconstitution with 1% lidocaine hydrochloride. Each single-dose vial contains 1 gram ertapenem equivalent to 1.046 grams ertapenem sodium. The sodium content is approximately 137 mg (approximately 6 mEq). Each vial of Ertapenem for Injection contains the following inactive ingredients: 175 mg sodium bicarbonate and sodium hydroxide to adjust pH to 7.5. structural formula

Esmolol Hydrochloride in Sodium Chloride Injection is a beta-adrenergic receptor blocker with a very short duration of action (elimination half-life is approximately 9 minutes). Esmolol hydrochloride is: • (±)-Methyl p-[2-hydroxy-3-(isopropylamino) propoxy] hydrocinnamate hydrochloride and has the following structure: • Esmolol hydrochloride has the empirical formula C 16 H 26 NO 4 Cl and a molecular weight of 331.8. It has one asymmetric center and exists as an enantiomeric pair. • Esmolol hydrochloride is a white to off-white crystalline powder. It is a relatively hydrophilic compound which is very soluble in water and freely soluble in alcohol. Its partition coefficient (octanol/water) at pH 7.0 is 0.42 compared to 17.0 for propranolol. 11.1 Esmolol Hydrochloride in Sodium Chloride Injection Dosage Forms All esmolol hydrochloride in sodium chloride injection presentations are clear, colorless to light yellow, sterile, non-pyrogenic, iso-osmotic solutions of esmolol hydrochloride in sodium chloride. The formulations for esmolol hydrochloride in sodium chloride injection [10 mg/mL] [250 mL] and esmolol hydrochloride in sodium chloride injection [20 mg/mL] [100 mL] are described in the table below: Table 4. Esmolol Hydrochloride in Sodium Chloride Injection Formulations Esmolol Hydrochloride in Sodium Chloride Injection (10 mg/mL)[250 mL] Esmolol Hydrochloride in Sodium Chloride Injection (20 mg/mL)[100 mL] DOUBLE STRENGTH Esmolol Hydrochloride 10 mg/mL 20 mg/mL Sodium Chloride, USP 5.9 mg/mL 4.1 mg/mL Water for Injection, USP Q.S. to volume of 250 mL Q.S. to volume of 100 mL Sodium Acetate Trihydrate, USP 2.8 mg/mL 2.8 mg/mL Glacial Acetic Acid, USP 0.546 mg/mL 0.546 mg/mL Sodium Hydroxide Q.S. to adjust pH to 4.5 to 5.5 Hydrochloric Acid Q.S. to adjust pH to 4.5 to 5.5 Q.S. = Quantity sufficient The calculated osmolarity of esmolol hydrochloride in sodium chloride injection [10 mg/mL] [250 mL] and esmolol hydrochloride in sodium chloride injection [20 mg/mL] [100 mL] is 312 mOsmol/L. The 250 mL and 100 mL dual port bags have an aluminum overwrap and the container closure is not made with natural rubber latex. Solutions in contact with the plastic container leach out certain chemical compounds from the plastic in very small amounts; however, biological testing was supportive of the safety of the plastic container materials. Esmolol Hydrochloride Structural Formula

Esmolol Hydrochloride is a beta-adrenergic receptor blocker with a very short duration of action (elimination half-life is approximately 9 minutes). Esmolol hydrochloride is: • (±)-Methyl p-[2-hydroxy-3-(isopropylamino) propoxy] hydrocinnamate hydrochloride and has the following structure: • Esmolol hydrochloride has the empirical formula C 16 H 26 NO 4 Cl and a molecular weight of 331.8. It has one asymmetric center and exists as an enantiomeric pair. • Esmolol hydrochloride is a white to off-white crystalline powder. It is a relatively hydrophilic compound which is very soluble in water and freely soluble in alcohol. Its partition coefficient (octanol/water) at pH 7.0 is 0.42 compared to 17.0 for propranolol. Esmolol Hydrochloride is a clear, colorless to light yellow, sterile, non-pyrogenic solution of esmolol hydrochloride. The formulations for Esmolol Hydrochloride are described in the table below: Table 4. Esmolol Hydrochloride Formulations Esmolol Hydrochloride Esmolol Hydrochloride DOUBLE STRENGTH Esmolol Hydrochloride 10 mg/mL 20 mg/mL Ethanol 1% v/v 1% v/v Propylene Glycol 10 mg/mL 10 mg/mL Water for Injection, USP Q.S. to volume of 250 mL Q.S. to volume of 100 mL Sodium Acetate Trihydrate , USP 0.68 mg/mL 0.68 mg/mL Glacial Acetic Acid, USP 0.27 mg/mL 0.27 mg/mL Osmolarity 320 to 450 mOsmol/L 440 to 500 mOsmol/L Sodium Hydroxide Q.S. to adjust pH to 5.0 (4.5 to 6.5) Q.S. = Quantity sufficient The 250 mL and 100 mL dual port bags have an aluminum overwrap and the container closure is not made with natural rubber latex. Solutions in contact with the plastic container leach out certain chemical compounds from the plastic in very small amounts; however, biological testing was supportive of the safety of the plastic container materials. structural formula

Imipenem and Cilastatin for Injection, USP is a sterile formulation of imipenem, a penem antibacterial, and cilastatin, a renal dehydropeptidase inhibitor with sodium bicarbonate added as a buffer. Imipenem and Cilastatin for Injection, USP is an antibacterial drug for intravenous administration. Imipenem (N-formimidoylthienamycin monohydrate) is a crystalline derivative of thienamycin, which is produced by Streptomyces cattleya . Its chemical name is (5 R ,6 S )-3-[[2-(formimidoylamino)ethyl]thio]-6-[( R )-1-hydroxyethyl]-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid monohydrate. It is an off-white, nonhygroscopic crystalline compound with a molecular weight of 317.37. It is sparingly soluble in water and slightly soluble in methanol. Its empirical formula is C 12 H 17 N 3 O 4 S∙H 2 O, and its structural formula is: Cilastatin sodium is the sodium salt of a derivatized heptenoic acid. Its chemical name is sodium ( Z )-7[[( R )-2-amino-2-carboxyethyl]thio]-2-[( S )-2,2-dimethylcyclopropanecarboxamido]-2-heptenoate. It is an off-white to yellowish-white, hygroscopic, amorphous compound with a molecular weight of 380.43. It is very soluble in water and in methanol. Its empirical formula is C 16 H 25 N 2 O 5 SNa, and its structural formula is: Each single-dose vial of Imipenem and Cilastatin for Injection, USP contains 500 mg imipenem (equivalent to 530 mg imipenem monohydrate), 500 mg cilastatin (equivalent to 531 mg cilastatin sodium), and 20 mg sodium bicarbonate (used as a buffer). Imipenem and Cilastatin for Injection, USP is buffered to provide solutions in the pH range of 6.5 to 8.5. There is no significant change in pH when solutions are prepared and used as directed [see How Supplied/ Storage and Handling (16.1) ]. Imipenem and Cilastatin for Injection, USP 500 mg/500 mg vial contains 37.5 mg of sodium (1.6 mEq). Solutions of Imipenem and Cilastatin for Injection, USP range from colorless to yellow. Variations of color within this range do not affect the potency of the product. Chemical Structure Chemical Structure

Levetiracetam in Sodium Chloride Injection is an antiepileptic drug available as a clear, colorless, sterile solution for intravenous administration. The chemical name of levetiracetam, a single enantiomer, is (-)-(S)-α-ethyl-2-oxo-1-pyrrolidine acetamide, its molecular formula is C 8 H 14 N 2 O 2 and its molecular weight is 170.21. Levetiracetam is chemically unrelated to existing antiepileptic drugs (AEDs). It has the following structural formula: Levetiracetam is a white to off-white crystalline powder with a faint odor and a bitter taste. It is very soluble in water (104.0 g/100 mL). It is freely soluble in chloroform (65.3 g/100 mL) and in methanol (53.6 g/100 mL), soluble in ethanol (16.5 g/100 mL), sparingly soluble in acetonitrile (5.7 g/100 mL) and practically insoluble in n-hexane. (Solubility limits are expressed as g/100 mL solvent.) Levetiracetam in Sodium Chloride Injection is a clear, colorless, sterile solution that is available in a single-dose dual port bag with an aluminum overwrap. The container closure is not made with natural rubber latex. 500 mg/100 mL: One 100 mL bag contains 500 mg of levetiracetam (5 mg/mL), water for injection, 820 mg sodium chloride, 5.5 mg of glacial acetic acid and buffered at approximately pH 5.5 with glacial acetic acid and 164 mg sodium acetate trihydrate. 1000 mg/100 mL: One 100 mL bag contains 1000 mg of levetiracetam (10 mg/mL), water for injection, 750 mg sodium chloride, 6.5 mg of glacial acetic acid and buffered at approximately pH 5.5 with glacial acetic acid and 164 mg sodium acetate trihydrate. Levetiracetam Structural Formula

Levetiracetam in Sodium Chloride Injection is an antiepileptic drug available as a clear, colorless, sterile solution for intravenous administration. The chemical name of levetiracetam, a single enantiomer, is (-)-(S)-α-ethyl-2-oxo-1-pyrrolidine acetamide, its molecular formula is C 8 H 14 N 2 O 2 and its molecular weight is 170.21. Levetiracetam is chemically unrelated to existing antiepileptic drugs (AEDs). It has the following structural formula: Levetiracetam is a white to off-white crystalline powder with a faint odor and a bitter taste. It is very soluble in water (104.0 g/100 mL). It is freely soluble in chloroform (65.3 g/100 mL) and in methanol (53.6 g/100 mL), soluble in ethanol (16.5 g/100 mL), sparingly soluble in acetonitrile (5.7 g/100 mL) and practically insoluble in n-hexane. (Solubility limits are expressed as g/100 mL solvent.) Levetiracetam in Sodium Chloride Injection is a clear, colorless, sterile solution that is available in a single-dose dual port bag with an aluminum overwrap. The container closure is not made with natural rubber latex. 500 mg/100 mL: One 100 mL bag contains 500 mg of levetiracetam (5 mg/mL), water for injection, 820 mg sodium chloride, 5.5 mg of glacial acetic acid and buffered at approximately pH 5.5 with glacial acetic acid and 164 mg sodium acetate trihydrate. 1000 mg/100 mL: One 100 mL bag contains 1000 mg of levetiracetam (10 mg/mL), water for injection, 750 mg sodium chloride, 6.5 mg of glacial acetic acid and buffered at approximately pH 5.5 with glacial acetic acid and 164 mg sodium acetate trihydrate. 1500 mg/100 mL: One 100 mL bag contains 1500 mg of levetiracetam (15 mg/mL), water for injection, 540 mg sodium chloride, 7.5 mg of glacial acetic acid and buffered at approximately pH 5.5 with glacial acetic acid and 164 mg sodium acetate trihydrate. Levetiracetam Structural Formula

Levofloxacin Injection is a synthetic broad-spectrum antibacterial agent for intravenous administration. Chemically, levofloxacin, a chiral fluorinated carboxyquinolone, is the pure (-)-(S)-enantiomer of the racemic drug substance ofloxacin. The chemical name is (-)-(S)-9-fluoro-2,3-dihydro-3-methyl-10-(4-methyl-1-piperazinyl)-7-oxo-7H-pyrido[1,2,3-de]-1,4- benzoxazine-6-carboxylic acid hemihydrate. Figure 1 : The Chemical Structure of Levofloxacin The empirical formula is C 18 H 20 FN 3 O 4 ● ½ H 2 O and the molecular weight is 370.38. Levofloxacin is a light yellowish-white to yellow-white crystal or crystalline powder. The molecule exists as a zwitterion at the pH conditions in the small intestine. The data demonstrate that from pH 0.6 to 5.8, the solubility of levofloxacin is essentially constant (approximately 100 mg per mL). Levofloxacin is considered soluble to freely soluble in this pH range, as defined by USP nomenclature. Above pH 5.8, the solubility increases rapidly to its maximum at pH 6.7 (272 mg per mL) and is considered freely soluble in this range. Above pH 6.7, the solubility decreases and reaches a minimum value (about 50 mg per mL) at a pH of approximately 6.9. Levofloxacin has the potential to form stable coordination compounds with many metal ions. This in vitro chelation potential has the following formation order: Al +3 >Cu +2 >Zn +2 >Mg +2 >Ca +2 . Excipients and Description of Dosage Forms Levofloxacin Injection The appearance of Levofloxacin Injection may range from a clear yellow to a clear greenish-yellow solution. This does not adversely affect product potency. Levofloxacin Injection Premix in Single-Use Flexible Container is a sterile, preservative-free aqueous solution of levofloxacin with pH ranging from 3.8 to 5.8. This is a dilute, nonpyrogenic, nearly isotonic premixed solution that contains levofloxacin in 5% Dextrose (D 5 W). Solutions of hydrochloric acid and sodium hydroxide may have been added to adjust the pH. The flexible container is fabricated from a specially formulated non-plasticized, thermoplastic copolyolephine. The amount of water that can permeate from the container into the overwrap is insufficient to affect the solution significantly. Solutions in contact with the flexible container can leach out certain of the container's chemical components in very small amounts within the expiration period. The suitability of the container material has been confirmed by tests in animals according to USP biological tests for plastic containers. Chemical Structure

Magnesium Sulfate in 5% Dextrose Injection, USP is a sterile, nonpyrogenic solution of magnesium sulfate heptahydrate and dextrose in water for injection for intravenous use. Each 100 mL contains 1 gram of magnesium sulfate heptahydrate and dextrose, hydrous 5 grams in water for injection [see How Supplied/Storage and Handling (16) ] . Magnesium Sulfate in 5% Dextrose Injection, USP may contain sulfuric acid and/or sodium hydroxide for pH adjustment. The pH is 4.5 (3.5 to 6.5). Magnesium Sulfate, USP heptahydrate is chemically known as sulfuric acid magnesium salt (1:1), heptahydrate and chemically designated MgSO 4 ∙ 7H 2 O, with a molecular weight of 246.47. It occurs as colorless crystals or white powder freely soluble in water. Dextrose, USP is chemically designated D-glucose, monohydrate, a hexose sugar freely soluble in water. The molecular formula is C 6 H 12 O 6 ∙ H 2 O and the molecular weight is 198.17. It has the following structural formula: Water for Injection, USP is chemically designated H 2 O. Water can permeate from inside the flexible plastic container (polyvinylchloride) into the overwrap [see Dosage and Administration (2.1) ] but not in amounts sufficient to affect the solution significantly. Solutions in contact with the plastic container may leach out certain chemical components from the plastic in very small amounts; however, biological testing was supportive of the safety of the plastic container materials. Exposure to temperatures above 25°C (77°F) during transport and storage will lead to minor losses in moisture content. Higher temperatures lead to greater losses. It is unlikely that these minor losses will lead to clinically significant changes within the expiration period. Chemical Structure

Magnesium Sulfate in Water for Injection is a sterile, nonpyrogenic solution of magnesium sulfate heptahydrate in water for injection. May contain sulfuric acid and/or sodium hydroxide for pH adjustment. The pH is 4.5 (3.5 to 6.5). It is available in 4% and 8% concentrations. See HOW SUPPLIED section for the content and characteristics of available dosage forms and sizes. Magnesium Sulfate, USP heptahydrate is chemically designated MgSO 4 • 7H 2 O, colorless crystals or white powder freely soluble in water. Water for Injection, USP is chemically designated H 2 O. The single port bag is made of Nexcel M312A material, a 5-layer, polyolefin based on co-extrude film. Water can permeate from inside the container into the overwrap but not in amounts sufficient to affect the solution significantly. Solutions in contact with the plastic container may leach out certain chemical components from the plastic in very small amounts; however, biological testing was supportive of the safety of the plastic container materials. Exposure to temperatures above 25°C/77°F during transport and storage will lead to minor losses in moisture content. Higher temperatures lead to greater losses. It is unlikely that these minor losses will lead to clinically significant changes within the expiration period.

Meropenem for Injection contains meropenem a synthetic carbapenem antibacterial. Meropenem is (4R,5S,6S)-3-[[(3S,5S)-5-(Dimethylcarbamoyl)-3-pyrrolidinyl]thio]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid trihydrate. Its empirical formula is C 17 H 25 N 3 O 5 S•3H 2 O with a molecular weight of 437.52. Its structural formula is: Meropenem is soluble in 5% monobasic potassium phosphate solution, sparingly soluble in water, very slightly soluble in hydrated ethanol, and practically insoluble in acetone or ether. Meropenem for Injection is a white to pale yellow sterile powder for intravenous administration. Each vial contains meropenem equivalent to 2 grams and 416 mg of sodium bicarbonate, anhydrous. When re-constituted as instructed Meropenem for Injection will deliver 2 grams of meropenem (on anhydrous basis) and approximately 180 mg of sodium as sodium carbonate (7.8 mEq) [see Dosage and Administration ( 2.2 )]. The solution varies from colorless to yellow depending on the concentration. The pH of freshly constituted solutions is between 7.3 and 8.3. structure

Meropenem for Injection, USP is a sterile, pyrogen-free, synthetic, carbapenem antibacterial for intravenous administration. It is (4R,5S,6S)-3-[[(3S,5S)-5-(Dimethylcarbamoyl)-3-pyrrolidinyl]thio]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid trihydrate. Its empirical formula is C 17 H 25 N 3 O 5 S•3H 2 O with a molecular weight of 437.52. Its structural formula is: Meropenem for Injection, USP is a white to pale yellow crystalline powder. The solution varies from colorless to yellow depending on the concentration. The pH of freshly constituted solutions is between 7.3 and 8.3. Meropenem is soluble in 5% monobasic potassium phosphate solution, sparingly soluble in water, very slightly soluble in hydrated ethanol, and practically insoluble in acetone or ether. When re-constituted as instructed, each 500 mg Meropenem for Injection, USP vial will deliver 500 mg meropenem and 45.1 mg of sodium as sodium carbonate (1.96 mEq). Each 1 gram Meropenem for Injection, USP vial will deliver 1 gram of meropenem and 90.2 mg of sodium as sodium carbonate (3.92 mEq) [ see Dosage and Administration ( 2.4 ) ]. structure

Meropenem for Injection, USP is a sterile, pyrogen-free, synthetic, carbapenem antibacterial for intravenous administration. It is (4R,5S,6S)-3-[[(3S,5S)-5-(Dimethylcarbamoyl)-3-pyrrolidinyl]thio]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid trihydrate. Its empirical formula is C 17 H 25 N 3 O 5 S•3H 2 O with a molecular weight of 437.52. Its structural formula is: Meropenem for Injection, USP is a white to pale yellow crystalline powder. The solution varies from colorless to yellow depending on the concentration. The pH of freshly constituted solutions is between 7.3 and 8.3. Meropenem is soluble in 5% monobasic potassium phosphate solution, sparingly soluble in water, very slightly soluble in hydrated ethanol, and practically insoluble in acetone or ether. When re-constituted as instructed, each 500 mg Meropenem for Injection, USP vial will deliver 500 mg meropenem and 45.1 mg of sodium as sodium carbonate (1.96 mEq). Each 1 gram Meropenem for Injection, USP vial will deliver 1 gram of meropenem and 90.2 mg of sodium as sodium carbonate (3.92 mEq) [ see Dosage and Administration ( 2.4 ) ]. structure

Metronidazole Injection, USP is a sterile, parenteral dosage form of metronidazole in water. Each 100 mL of Metronidazole Injection, USP contains a sterile, nonpyrogenic, isotonic, buffered solution of Metronidazole, USP 500 mg, Sodium Chloride, USP 740 mg, Dibasic Sodium Phosphate Dihydrate, USP 75 mg and Citric Acid Anhydrous, USP 40 mg in Water for Injection, USP. Metronidazole Injection, USP has a calculated osmolality from 270 to 310 mOsmol/kg and a pH from 4.5 to 6.0. Sodium content: 13.5 mEq/container. Metronidazole is classified as a nitroimidazole antimicrobial and is administered by the intravenous route. Metronidazole, USP is chemically designated 2-methyl-5-nitroimidazole-1-ethanol (C 6 H 9 N 3 O 3 ): Not made with natural rubber latex. The flexible container is fabricated from a specially formulated non-plasticized, thermoplastic copolyolephine. The amount of water that can permeate from the container into the overwrap is insufficient to affect the solution significantly. Solutions in contact with the flexible container can leach out certain of the container's chemical components in very small amounts within the expiration period. The suitability of the container material has been confirmed by tests in animals according to USP biological tests for plastic containers. Figure

Midazolam in 0.9% Sodium Chloride Injection is a benzodiazepine available as a sterile, preservative-free, nonpyrogenic solution of midazolam and sodium chloride in water for injection for intravenous use. Each single-dose bag of Midazolam in 0.9% Sodium Chloride Injection contains either 50 mg/50 mL (1 mg/mL) or 100 mg/100 mL (1 mg/mL) of midazolam and 9 mg/mL of sodium chloride in water for injection. Midazolam in Sodium Chloride Injection may contain hydrochloric acid and/or sodium hydroxide for pH adjustment. The pH is approximately 2.5 - 3.5. Midazolam is a white to light yellow crystalline compound, insoluble in water, freely soluble in ethanol, soluble in methanol. Chemically, midazolam is 8-chloro-6-(2-fluorophenyl)-1-methyl-4 H -imidazo[1,5-a][1,4]benzodiazepine. Midazolam has the empirical formula C 18 H 13 ClFN 3 , a calculated molecular weight of 325.77 and the following structural formula: structure

Nafcillin for Injection, USP is a semisynthetic antibiotic penicillin derived from the penicillin nucleus 6-aminopenicillanic acid. It is the sodium salt in a parenteral dosage form. The chemical name is 4-Thia-1-azabicyclo [3.2.0]heptane-2-carboxylic acid, 6-[[(2-ethoxy-1-naphthalenyl)carbonyl]amino]-3,3-dimethyl-7-oxo-monosodium salt, monohydrate [2 S (2α,5α,6β)]. It is resistant to inactivation by the enzyme penicillinase (beta-lactamase). The structural formula of nafcillin sodium is as follows: Each Nafcillin for Injection, USP Pharmacy Bulk Package is supplied as a dry powder in bottles containing nafcillin sodium as is intended for intravenous use only. It is soluble in water. The pH of the aqueous solution is 6.0 to 8.5. Each Pharmacy Bulk Package bottle contains nafcillin sodium, as the monohydrate equivalent to 10 grams of nafcillin. The sodium content is 65.8 mg [2.9 mEq] per gram of nafcillin. The product is buffered with 40 mg sodium citrate per gram. A Pharmacy Bulk Package is a container of sterile dosage form which contains many single doses. The contents are intended for use in a pharmacy admixture program and are restricted to the preparation of admixtures for intravenous infusion. FURTHER DILUTION IS REQUIRED AFTER RECONSTITUTION (see DOSAGE AND ADMINISTRATION , and DIRECTIONS FOR PROPER USE OF PHARMACY BULK PACKAGE ). NOT TO BE DISPENSED AS A UNIT. structure

Nafcillin for Injection, USP is a sterile semisynthetic penicillin derived from 6-amino-penicillanic acid. It is the sodium salt in a parenteral dosage form. The chemical name of nafcillin sodium is Monosodium (2S, 5R, 6R)-6-(2-ethoxy-1-naphthamido)-3, 3-dimethyl-7-oxo-4-thia-1- azabicyclo[3.2.0]heptane-2-carboxylate monohydrate. It is resistant to inactivation by the enzyme penicillinase (beta-lactamase). The structural formula of nafcillin sodium is as follows: C 21 H 21 N 2 NaO 5 S ●H 2 O MW=454.47 Nafcillin for Injection, USP for intramuscular or intravenous route of administration, contains nafcillin sodium as a sterile white to off-white crystalline dry powder for reconstitution. The reconstituted solution is a clear and colorless solution. The pH of the reconstituted solution is 6 to 8.5. Nafcillin for Injection, USP contains nafcillin sodium as the monohydrate equivalent to 1 gram or 2 grams of nafcillin per vial, is buffered with approximately 38 mg sodium citrate per gram. The sodium content is about 66 mg [2.9 mEq] per gram. STRUCTURAL FORMULA

Nicardipine hydrochloride is a calcium ion influx inhibitor (slow channel blocker or calcium channel blocker). Nicardipine hydrochloride in sodium chloride injection for intravenous administration contains 20 mg (0.1 mg/mL) of nicardipine hydrochloride per 200 mL in sodium chloride or 40 mg (0.2 mg/mL) of nicardipine hydrochloride in sodium chloride per 200 mL in sodium chloride. Nicardipine hydrochloride is a dihydropyridine derivative with IUPAC (International Union of Pure and Applied Chemistry) chemical name (±)-2-(benzyl-methyl amino) ethyl methyl 1,4-dihydro-2,6-dimethyl-4-( m -nitrophenyl)-3,5-pyridinedicarboxylate monohydrochloride and has the following structure: Nicardipine hydrochloride is a greenish-yellow, odorless, crystalline powder that melts at about 169ºC. It is freely soluble in chloroform, methanol, and glacial acetic acid, sparingly soluble in anhydrous ethanol, slightly soluble in n-butanol, water, 0.01 M potassium dihydrogen phosphate, acetone, and dioxane, very slightly soluble in ethyl acetate, and practically insoluble in benzene, ether, and hexane. It has a molecular weight of 515.99. Nicardipine hydrochloride in sodium chloride injection is available as a ready-to-use sterile, non-pyrogenic, clear, colorless to yellow, iso-osmotic solution for intravenous administration in a 200 mL Renolit Solmed Infuflex ® container with 20 mg (0.1 mg/mL) or 40 mg (0.2 mg/mL) nicardipine hydrochloride in sodium chloride. Nicardipine Hydrochloride in 0.86% Sodium Chloride Injection 20 mg in 200 mL (0.1 mg/mL) Each mL contains 0.1 mg nicardipine hydrochloride, 8.6 mg sodium chloride, USP, 0.0192 mg citric acid, anhydrous, USP, and 1.92 mg sorbitol, NF. Sodium hydroxide may have been added to adjust pH to 3.7 to 4.7. Nicardipine Hydrochloride in 0.83% Sodium Chloride Injection 40 mg in 200 mL (0.2 mg/mL) Each mL contains 0.2 mg nicardipine hydrochloride, 8.3 mg sodium chloride, USP, 0.0384 mg citric acid, anhydrous, USP, and 3.84 mg sorbitol, NF. Sodium hydroxide may have been added to adjust pH to 3.7 to 4.7. The Renolit Solmed Infuflex ® container is fabricated from multilayered plastic. Solutions are in contact with the polyethylene layer of the container and can leach out certain chemical components of the plastic in very small amounts within the expiration period. The suitability and safety of the plastic have been confirmed in tests in animals according to the USP biological tests for plastic containers, as well as by tissue culture toxicity studies. chemical structure

Norepinephrine Bitartrate in Sodium Chloride Injection contains the active pharmaceutical ingredient norepinephrine, a catecholamine, in the form of bitartrate salt (monohydrate). Norepinephrine is sometimes referred to as l-arterenol/Levarterenol or l-norepinephrine which differs from epinephrine by the absence of a methyl group on the nitrogen atom. The chemical name for norepinephrine bitartrate (monohydrate) is (-)-α-(aminomethyl)-3,4-dihydroxybenzyl alcohol tartrate (1:1) (salt) monohydrate (molecular weight 337.3 g/mol) and has the following structural formula: Norepinephrine bitartrate (monohydrate) is sparingly soluble in water, very slightly soluble in alcohol and ether, and readily soluble in acids. Norepinephrine Bitartrate in 0.9% Sodium Chloride Injection is supplied as a sterile aqueous ready-to-use solution in 250 mL transparent intravenous bags. Each mL contains 32 mcg, 64 mcg, 128 mcg or 256 mcg of norepinephrine bitartrate monohydrate, equivalent to 16 mcg, 32 mcg, 64 mcg or 128 mcg of norepinephrine base, respectively. Each mL also contains 9 mg of Sodium Chloride USP as a tonicity agent, and may contain Hydrochloric Acid NF and Sodium Hydroxide NF as pH adjusters, for a pH range of 3.4 to 4.0, in Water for Injection. structural formula

Penicillin G Potassium for Injection, USP is a natural penicillin. Penicillin G Potassium for Injection, USP is a sterile, pyrogen-free powder for reconstitution. Penicillin G Potassium for Injection, USP is an antibacterial agent for intramuscular, continuous intravenous drip, intrapleural or other local infusion, and intrathecal administration. Chemically, Penicillin G Potassium for Injection, USP is monopotassium (2S,5R,6R) -3,3-dimethyl-7- oxo-6- (2-phenylacetamido) -4-thia-1- azabicyclo (3.2.0) heptane-2-carboxylate. It has a molecular weight of 372.48 and the following structural formula: Penicillin G potassium is a colorless or white crystal, or a white crystalline powder which is odorless, or practically so, and moderately hygroscopic. Penicillin G potassium is very soluble in water. The pH of the reconstituted product is between 6.0-8.5. Penicillin G potassium is buffered with sodium citrate to an optimum pH. Penicillin G Potassium for Injection, USP is supplied in vials equivalent to 1,000,000 units (1 million units), 5,000,000 units (5 million units), for intramuscular and intravenous use or 20,000,000 units (20 million units), for intravenous use only, of penicillin G as the potassium salt. Each million units contains approximately 6.9 milligrams of sodium (0.3 mEq) and 65.8 milligrams of potassium (1.68 mEq). structure

Piperacillin and Tazobactam for Injection, USP is an injectable antibacterial combination product consisting of the semisynthetic antibacterial piperacillin sodium and the beta-lactamase inhibitor tazobactam sodium for intravenous administration. Piperacillin sodium is derived from D(-)-α-aminobenzyl-penicillin. The chemical name of piperacillin sodium is sodium (2 S ,5 R ,6 R )-6-[( R )-2-(4-ethyl-2,3-dioxo-1-piperazine-carboxamido)-2-phenylacetamido]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate. The chemical formula is C 23 H 26 N 5 NaO 7 S and the molecular weight is 539.5. The chemical structure of piperacillin sodium is: Tazobactam sodium, a derivative of the penicillin nucleus, is a penicillanic acid sulfone. Its chemical name is sodium (2 S, 3 S, 5 R )-3-methyl-7-oxo-3-(1 H -1,2,3-triazol-1-ylmethyl)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate-4,4-dioxide. The chemical formula is C 10 H 11 N 4 NaO 5 S and the molecular weight is 322.3. The chemical structure of tazobactam sodium is: Piperacillin and Tazobactam for Injection, USP contains a total of 2.35 mEq (54 mg) of sodium (Na+) per gram of piperacillin in the combination product. Piperacillin and Tazobactam for Injection, USP is a white to off-white sterile powder consisting of piperacillin and tazobactam as their sodium salts packaged in glass vials. This product does not contain excipients or preservatives. Each Piperacillin and Tazobactam for Injection, USP 2.25 gram single-dose vial contains an amount of drug sufficient for withdrawal of piperacillin sodium equivalent to 2 grams of piperacillin and tazobactam sodium equivalent to 0.25 gram of tazobactam. Each vial contains 4.69 mEq (108 mg) of sodium. Each Piperacillin and Tazobactam for Injection, USP 3.375 gram single-dose vial contains an amount of drug sufficient for withdrawal of piperacillin sodium equivalent to 3 grams of piperacillin and tazobactam sodium equivalent to 0.375 gram of tazobactam. Each vial contains 7.04 mEq (162 mg) of sodium. Each Piperacillin and Tazobactam for Injection, USP 4.5 gram single-dose vial contains an amount of drug sufficient for withdrawal of piperacillin sodium equivalent to 4 grams of piperacillin and tazobactam sodium equivalent to 0.5 gram of tazobactam. Each vial contains 9.39 mEq (216 mg) of sodium. Meets USP Organic Impurities Test 3. Chemical Structure Chemical Structure

Piperacillin and Tazobactam for Injection, USP is an injectable antibacterial combination product consisting of the semisynthetic antibacterial piperacillin sodium and the beta-lactamase inhibitor tazobactam sodium for intravenous administration. Piperacillin sodium is derived from D(-)-α-aminobenzyl-penicillin. The chemical name of piperacillin sodium is sodium (2 S ,5 R ,6 R )-6-[( R )-2-(4-ethyl-2,3-dioxo-1-piperazine-carboxamido)-2-phenylacetamido]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate. The chemical formula is C 23 H 26 N 5 NaO 7 S and the molecular weight is 539.5. The chemical structure of piperacillin sodium is: Tazobactam sodium, a derivative of the penicillin nucleus, is a penicillanic acid sulfone. Its chemical name is sodium (2 S, 3 S, 5 R )-3-methyl-7-oxo-3-(1 H -1,2,3-triazol-1-ylmethyl)-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate-4,4-dioxide. The chemical formula is C 10 H 11 N 4 NaO 5 S and the molecular weight is 322.3. The chemical structure of tazobactam sodium is: Piperacillin and tazobactam contains a total of 2.35 mEq (54 mg) of sodium (Na+) per gram of piperacillin in the combination product. Piperacillin and tazobactam is a white to off-white sterile, lyophilized powder consisting of piperacillin and tazobactam as their sodium salts packaged in glass bottles. This product does not contain excipients or preservatives. The pharmacy bulk package bottle is a container of sterile preparation which contains many single doses for parenteral use. The contents are intended for use in a pharmacy admixture program and are restricted to the preparation of admixtures for intravenous infusion. Each Piperacillin and Tazobactam for Injection, USP 40.5 gram pharmacy bulk package bottle contains piperacillin sodium equivalent to 36 grams of piperacillin and tazobactam sodium equivalent to 4.5 grams of tazobactam sufficient for delivery of multiple doses. Meets USP Organic Impurities Test 3. chemical structure 1 chemical structure 2