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Acetylcysteine injection is an intravenous antidote for the treatment of acetaminophen overdose. Acetylcysteine is the nonproprietary name for the N-acetyl derivative of the naturally occurring amino acid, L-cysteine (N-acetyl-L cysteine,). The compound is a white crystalline powder, which melts in the range of 104° to 110°C and has a very slight odor. The molecular formula of the compound is C 5 H 9 NO 3 S, and its molecular weight is 163.2. Acetylcysteine has the following structural formula: Acetylcysteine injection is supplied as a sterile solution in vials containing 20% w/v (200 mg/mL) acetylcysteine. The pH of the solution ranges from 6.0 to 7.5. Acetylcysteine injection contains the following inactive ingredients: sodium hydroxide (used for pH adjustment), Disodium Edetate Dihydrate and Water for Injection, USP. The amount of sodium in Acetylcysteine injection is approximately 30 mg/mL. Because Acetylcysteine injection is administered based on a patient’s weight, the amount of sodium administered in a course of treatment will vary from approximately 225 mg to 4500 mg. The use of ½ normal saline will contribute approximately an additional 1770 mg of sodium per liter of diluent. Structure

Ampicillin and Sulbactam for Injection, USP is a sterile antibacterial fixed-combination drug product consisting of the semisynthetic antibacterial ampicillin sodium and the beta-lactamase inhibitor sulbactam sodium for intravenous 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 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. The pH of the solutions is between 8.0 and 10.0. 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. Ampicillin and Sulbactam for Injection, USP pharmacy bulk package is a bottle containing a sterile preparation of ampicillin sodium and sulbactam sodium for parenteral 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 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.) Each 15 g bottle contains ampicillin 10 g and sulbactam 5 g (equivalent to 10.627 g ampicillin sodium and 5.470 g sulbactam sodium). ampicillin structure sulbactam structure

Ampicillin and sulbactam for injection, USP is a sterile antibacterial fixed-combination drug product 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 8.0 and 10.0. 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 1.5 g vial contains ampicillin 1 g and sulbactam 0.5 g (equivalent to 1.063 g ampicillin sodium and 0.547 g sulbactam sodium). Each 1.5 g vial contains approximately 115 mg of sodium. Each 3 g vial contains ampicillin 2 g and sulbactam 1 g (equivalent to 2.125 g ampicillin sodium and 1.094 g sulbactam sodium). Each 3 g vial contains approximately 230 mg of sodium. Ampicillin sodium Sulbactam sodium

Carboprost tromethamine injection, USP Sterile Solution, an oxytocic, contains the tromethamine salt of the (15S)-15 methyl analogue of naturally occurring prostaglandin F2α in a solution suitable for intramuscular injection. Carboprost tromethamine is the established name for the active ingredient in Carboprost tromethamine injection, USP. Four other chemical names are: 1. (15S)-15-methyl prostaglandin F2α tromethamine salt 2. 7-(3α,5α-dihydroxy-2ß-[(3S)-3-hydroxy-3-methyl- trans -1-octenyl]-1α-cyclopentyl]- cis -5-heptenoic acid compound with 2-amino-2-(hydroxymethyl)-1,3-propanediol 3. (15S)-9α,11α,15-trihydroxy-15-methylprosta- cis -5, trans -13-dienoic acid tromethamine salt 4. (15S)-15-methyl PGF2α-THAM The structural formula is represented below: The molecular formula is C 25 H 47 O 8 N. The molecular weight of carboprost tromethamine is 489.64. It is a white to slightly off-white crystalline powder. It generally melts between 95° and 105° C, depending on the rate of heating. Carboprost tromethamine dissolves readily in water at room temperature at a concentration greater than 75 mg/mL. Each mL of carboprost tromethamine injection, USP Sterile Solution contains carboprost tromethamine equivalent to 250 mcg of carboprost, 83 mcg tromethamine, 9 mg sodium chloride, and 9.45 mg benzyl alcohol added as preservative. When necessary, pH is adjusted with sodium hydroxide and/or hydrochloric acid. The solution is sterile. chemical-structure

Ketorolac Tromethamine Injection, USP is a member of the pyrrolo-pyrrole group of nonsteroidal anti-inflammatory drugs (NSAIDs). The chemical name for ketorolac tromethamine is (±)-5-benzoyl-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid, compound with 2-amino-2-(hydroxymethyl)-1,3-propanediol (1:1), and the structural formula is presented in Figure 1. FIGURE 1 C 15 H 13 NO 3 • C 4 H 11 NO 3 Ketorolac tromethamine is a racemic mixture of [-]S and [+]R ketorolac tromethamine. Ketorolac tromethamine may exist in three crystal forms. All forms are equally soluble in water. Ketorolac tromethamine has a pKa of 3.5 and an n-octanol/water partition coefficient of 0.26. The molecular weight of ketorolac tromethamine is 376.40. Ketorolac Tromethamine Injection, USP is available for intravenous (IV) or intramuscular (IM) administration as: 15 mg in 1 mL (1.5%) and 30 mg in 1 mL (3%) in sterile solution; 60 mg in 2 mL (3%) of ketorolac tromethamine in sterile solution is available for intramuscular administration only. The solutions contain 10% (w/v) alcohol, USP, and 6.68 mg, 4.35 mg, and 8.70 mg, respectively, of sodium chloride in sterile water. The pH range is 6.9 to 7.9 and is adjusted with sodium hydroxide and/or hydrochloric acid. The sterile solutions are clear and slightly yellow in color. Structure

Ketorolac Tromethamine Injection, USP is a member of the pyrrolo-pyrrole group of nonsteroidal anti-inflammatory drugs (NSAIDs). The chemical name for ketorolac tromethamine is (±)-5-benzoyl-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid, compound with 2-amino-2-(hydroxymethyl)-1,3-propanediol (1:1), and the structural formula is presented in Figure 1. FIGURE 1 C 15 H 13 NO 3 • C 4 H 11 NO 3 Ketorolac tromethamine is a racemic mixture of [-]S and [+]R ketorolac tromethamine. Ketorolac tromethamine may exist in three crystal forms. All forms are equally soluble in water. Ketorolac tromethamine has a pKa of 3.5 and an n-octanol/water partition coefficient of 0.26. The molecular weight of ketorolac tromethamine is 376.40. Ketorolac Tromethamine Injection, USP is available for intravenous (IV) or intramuscular (IM) administration as: 15 mg in 1 mL (1.5%) and 30 mg in 1 mL (3%) in sterile solution; 60 mg in 2 mL (3%) of ketorolac tromethamine in sterile solution is available for intramuscular administration only. The solutions contain 10% (w/v) alcohol, USP, and 6.68 mg, 4.35 mg, and 8.70 mg, respectively, of sodium chloride in sterile water. The pH range is 6.9 to 7.9 and is adjusted with sodium hydroxide and/or hydrochloric acid. The sterile solutions are clear and slightly yellow in color. Structure

Levothyroxine Sodium for Injection contains synthetic crystalline levothyroxine (L-thyroxine) sodium salt. Levothyroxine sodium has an empirical formula of C 15 H 10 I 4 NNaO 4 , a molecular weight of 798.85 g/mol (anhydrous), and the following structural formula: Levothyroxine Sodium for Injection is a sterile, preservative-free lyophilized powder consisting of the active ingredient, levothyroxine sodium, and the excipients dibasic sodium phosphate heptahydrate, USP; mannitol, USP; and sodium hydroxide, NF in single dose amber glass vials. Levothyroxine Sodium for Injection is available at three dosage strengths: 100 mcg per vial, 200 mcg per vial and 500 mcg per vial. structure

Methohexital Sodium for injection, is 2,4,6 (1H, 3H, 5H)-Pyrimidinetrione, 1- methyl-5-(1-methyl-2-pentynyl)-5-(2-propenyl)-,(±)-,monosodium salt and has the empirical formula C 14 H 17 N 2 NaO 3 . Its molecular weight is 284.29. The structural formula is as follows: Methohexital sodium is a rapid, ultrashort-acting barbiturate anesthetic. Methohexital Sodium for Injection is a freeze-dried, sterile, nonpyrogenic mixture of methohexital sodium with 6% anhydrous sodium carbonate added as a buffer. It contains not less than 90% and not more than 110% of the labeled amount of methohexital sodium. It occurs as a white, freeze-dried plug that is freely soluble in water. This product is oxygen sensitive. The pH of the 1% solution is between 10 and 11; the pH of the 0.2% solution in 5% dextrose is between 9.5 and 10.5. Methohexital sodium may be administered by direct intravenous injection or continuous intravenous drip, intramuscular or rectal routes (see PRECAUTIONS/Pediatric Use ). Reconstituting instructions vary depending on the route of administration (see DOSAGE AND ADMINISTRATION ). structure

Mycophenolate mofetil is an antimetabolite immunosuppressant. It is the 2-morpholinoethyl ester of mycophenolic acid (MPA), an immunosuppressive agent; inosine monophosphate dehydrogenase (IMPDH) inhibitor. The chemical name for mycophenolate mofetil (MMF) is 2-morpholinoethyl (E)-6-(1,3-dihydro-4-hydroxy-6-methoxy-7-methyl-3-oxo-5-isobenzofuranyl)-4-methyl-4-hexenoate. It has empirical formula of C 23 H 31 NO 7 , a molecular weight of 433.50 and the following structural formula. Mycophenolate mofetil, USP is a white to off-white crystalline powder. It is slightly soluble in water (43 µg/mL at pH 7.4); the solubility increases in acidic medium (4.27 mg/mL at pH 3.6). It is freely soluble in acetone, soluble in methanol, and sparingly soluble in ethanol. The apparent partition coefficient in 1-octanol/water (pH 7.4) buffer solution is 238. The pKa values for MMF are 5.6 for the morpholino group and 8.5 for the phenolic group. Mycophenolate mofetil hydrochloride has a solubility of 65.8 mg/mL in 5% Dextrose Injection USP (D5W). The pH of the reconstituted solution is 2.4 to 4.1. Mycophenolate mofetil for injection is the hydrochloride salt of MMF. The chemical name for the hydrochloride salt of mycophenolate mofetil is 2-morpholinoethyl (E)-6-(1,3-dihydro-4-hydroxy-6-methoxy-7-methyl-3-oxo-5-isobenzofuranyl)-4-methyl-4-hexenoate hydrochloride. It has empirical formula of C 23 H 31 NO 7 HCl and a molecular weight of 469.96. Mycophenolate mofetil for injection, USP is available as a sterile, white to off-white lyophilized powder in single-dose vials containing mycophenolate mofetil hydrochloride for administration by intravenous infusion only. Each vial contains 500 mg of mycophenolate mofetil, USP equivalent to 542 mg of mycophenolate mofetil hydrochloride. The inactive ingredients are polysorbate 80, 25 mg and citric acid anhydrous, 5 mg. Sodium hydroxide or hydrochloric acid may have been used in the manufacture of mycophenolate mofetil for injection, USP to adjust the pH. Reconstitution and dilution with 5% Dextrose Injection USP yields a slightly yellow solution of mycophenolate mofetil, 6 mg/mL [see Dosage and Administration (2.6) ]. structure

The active ingredient of Ondansetron Injection, USP is ondansetron hydrochloride, USP a selective blocking agent of the serotonin 5-HT 3 receptor type. Its chemical name is (±) 1, 2, 3, 9-tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-4H-carbazol-4-one, monohydrochloride, dihydrate. It has the following structural formula: The empirical formula is C 18 H 19 N 3 O•HCl•2H 2 O, representing a molecular weight of 365.9 g/mol. Ondansetron HCl, USP is a white to off-white powder that is soluble in water and normal saline. Each 1 mL of aqueous solution in the 2 mL single-dose vial contains Active: ondansetron 2 mg as ondansetron hydrochloride dihydrate; Inactives: sodium chloride 9.0 mg, USP; citric acid monohydrate 0.5 mg, USP; 0.25 mg sodium citrate dihydrate, USP and Water for Injection, USP q.s. Each 1 mL of aqueous solution in the 20 mL multidose vial contains Active: ondansetron 2 mg as ondansetron hydrochloride dihydrate; Preservatives: methylparaben 1.2 mg, NF and propylparaben 0.15 mg, NF; Inactives: sodium chloride 8.3 mg, USP; citric acid monohydrate 0.5 mg, USP; sodium citrate dihydrate 0.25 mg, USP and Water for Injection, USP q.s. Ondansetron Injection, USP is a clear, colorless, nonpyrogenic, sterile solution. The pH of the injection solution is 3.3 to 4.0. image description

The active ingredient of Ondansetron Injection, USP is ondansetron hydrochloride, USP a selective blocking agent of the serotonin 5-HT 3 receptor type. Its chemical name is (±) 1, 2, 3, 9-tetrahydro-9-methyl-3-[(2-methyl-1H-imidazol-1-yl)methyl]-4H-carbazol-4-one, monohydrochloride, dihydrate. It has the following structural formula: The empirical formula is C 18 H 19 N 3 O•HCl•2H 2 O, representing a molecular weight of 365.9 g/mol. Ondansetron HCl, USP is a white to off-white powder that is soluble in water and normal saline. Each 1 mL of aqueous solution in the 2 mL single-dose vial contains Active: ondansetron 2 mg as ondansetron hydrochloride dihydrate; Inactives: sodium chloride 9.0 mg, USP; citric acid monohydrate 0.5 mg, USP; 0.25 mg sodium citrate dihydrate, USP and Water for Injection, USP q.s. Each 1 mL of aqueous solution in the 20 mL multidose vial contains Active: ondansetron 2 mg as ondansetron hydrochloride dihydrate; Preservatives: methylparaben 1.2 mg, NF and propylparaben 0.15 mg, NF; Inactives: sodium chloride 8.3 mg, USP; citric acid monohydrate 0.5 mg, USP; sodium citrate dihydrate 0.25 mg, USP and Water for Injection, USP q.s. Ondansetron Injection, USP is a clear, colorless, nonpyrogenic, sterile solution. The pH of the injection solution is 3.3 to 4.0. image description

Oxacillin for Injection, USP is a semisynthetic penicillin antibiotic derived from the penicillin nucleus, 6-amino-penicillanic acid. It is resistant to inactivation by the enzyme penicillinase (beta-lactamase). It is the sodium salt in parenteral dosage form for intramuscular or intravenous use. Each vial of oxacillin for injection, USP contains oxacillin sodium monohydrate equivalent to 1 gram or 2 grams of oxacillin. The sodium content is 57.4 mg (2.5 mEq) per gram oxacillin. The product is buffered with 20 mg dibasic sodium phosphate per gram oxacillin. Oxacillin for injection, USP is white to off white powder and gives a clear solution upon reconstitution. OXACILLIN SODIUM The chemical name of oxacillin sodium is 4-Thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid, 3,3-dimethyl-6-[[(5-methyl-3-phenyl-4-isoxazolyl)carbonyl]-amino]-7-oxo-, monosodium salt, monohydrate, [2S-(2α,5α,6ß)]-. It is resistant to inactivation by the enzyme penicillinase (beta-lactamase). The molecular formula of oxacillin sodium is C 19 H 18 N 3 NaO 5 S•H 2 O. The molecular weight is 441.43. 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 or almost-white sterile powder consisting of piperacillin and tazobactam as their sodium salts packaged in glass vials. The product does not contain excipients or preservatives. Each Piperacillin and Tazobactam for Injection, USP 2.25 g 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 g of tazobactam. Each Piperacillin and Tazobactam for Injection, USP 3.375 g 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 g of tazobactam. Each Piperacillin and Tazobactam for Injection, USP 4.5 g 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 g of tazobactam. Meets USP Organic Impurities Procedure 3. structure 1 structure 2

Sumatriptan Injection, USP contains sumatriptan succinate, a selective 5-HT 1B/1D receptor agonist. Sumatriptan succinate is chemically designated as 3-[2-(dimethylamino)ethyl]-N-methyl-indole-5-methanesulfonamide succinate (1:1), and it has the following structure: The empirical formula is C 18 H 27 N 3 O 6 S, representing a molecular weight of 413.5. Sumatriptan succinate is a white to off-white powder that is readily soluble in water and in saline. Sumatriptan injection, USP is a clear, colorless to pale yellow, sterile, nonpyrogenic solution for subcutaneous injection. Each 0.5 mL of sumatriptan injection 12-mg/mL solution contains 8.4 mg of sumatriptan succinate equivalent to 6 mg of sumatriptan and 3.5 mg of sodium chloride, USP in Water for Injection, USP. The pH range of the solution is approximately 4.2 to 5.3. The osmolality of injection is 270-330 mOsmol. structure

Sumatriptan Injection, USP contains sumatriptan succinate, a selective 5-HT 1B/1D receptor agonist. Sumatriptan succinate is chemically designated as 3-[2-(dimethylamino)ethyl]-N-methyl-indole-5-methanesulfonamide succinate (1:1), and it has the following structure: The empirical formula is C 18 H 27 N 3 O 6 S•C 4 H 6 O 4 , representing a molecular weight of 413.5. Sumatriptan succinate, USP is a white to off-white powder that is readily soluble in water and in saline. Sumatriptan Injection, USP is a clear, colorless to pale yellow, sterile, nonpyrogenic solution for subcutaneous injection. Each 0.5 mL of sumatriptan injection, USP 12-mg/mL solution contains 8.4 mg of sumatriptan succinate equivalent to 6 mg of sumatriptan and 3.5 mg of sodium chloride, USP in Water for Injection, USP. The pH range of the solution is approximately 4.2 to 5.3. The osmolality of the injection is 270 to 330 mOsmol. image description

Thiamine Hydrochloride Injection, USP is a sterile solution of thiamine hydrochloride in Water for Injection for intramuscular (IM) or slow intravenous (IV) administration. Each mL contains: Thiamine hydrochloride 100 mg; chlorobutanol anhydrous (chloral derivative) 0.5%; monothioglycerol 0.5%; water for injection, q.s. Sodium hydroxide may have been added for pH adjustment (2.5 to 4.5). Thiamine hydrochloride, or vitamin B 1 , occurs as white crystals or crystalline powder that usually has a slight characteristic odor. Freely soluble in water; soluble in glycerin; slightly soluble in alcohol; insoluble in ether and benzene. Thiamine is rapidly destroyed in neutral or alkaline solutions but is stable in the dry state. It is reasonably stable to heat in acid solution. The chemical name of thiamine hydrochloride is thiazolium,3-[(4-amino-2-methyl-5 pyrimidinyl)methyl]-5-(2-hydroxyethyl)-4-methylchloride, monohydrochloride and it has the following structural formula: C 12 H 17 ClN 4 OS . HCl M.W. 337.27 structure-thiamine-hcl