slate run pharmaceuticals, llc - Medication Listings

Metoprolol succinate, is a beta 1 -selective (cardioselective) adrenoceptor blocking agent, for oral administration, available as extended-release tablets. Metoprolol Succinate Extended-Release Tablets, USP have been formulated to provide a controlled and predictable release of metoprolol for once-daily administration. The tablets comprise a multiple unit system containing metoprolol succinate in a multitude of controlled release pellets. Each pellet acts as a separate drug delivery unit and is designed to deliver metoprolol continuously over the dosage interval. The tablets contain 23.75, 47.5, 95 and 190 mg of metoprolol succinate equivalent to 25, 50, 100 and 200 mg of metoprolol tartrate, USP, respectively. Its chemical name is (±)1-(isopropyl amino)-3-[p-(2-methoxyethyl)phenoxy]-2-propanol succinate (2:1) (salt). Its structural formula is: Metoprolol succinate, USP is a white crystalline powder with a molecular weight of 652.8. It is freely soluble in water; soluble in methanol; sparingly soluble in ethanol; slightly soluble in dichloromethane and 2-propanol; practically insoluble in ethyl-acetate, acetone, diethyl ether and heptane. Inactive ingredients: colloidal silicon dioxide, crospovidone, ethylcellulose, hypromellose, lactose monohydrate (25 mg and 50 mg), magnesium stearate, microcrystalline cellulose, polyethylene glycol, polyvinyl alcohol-partially hydrolyzed, sugar spheres (composed of corn starch and sucrose), talc, titanium dioxide and triethyl citrate. FDA approved dissolution test specifications differ from USP. structure

Acyclovir Injection, USP is a synthetic nucleoside analogue, active against herpes viruses. It is a sterile, aqueous solution for intravenous infusion, containing 50 mg acyclovir per mL in Water for Injection, USP. The concentration is equivalent to 54.9 mg of acyclovir sodium per mL in Water for Injection, USP. The sodium content is approximately 5.1 mg/mL. The pH range of the solution is 10.85 to 11.50. Further dilution of Acyclovir Injection, USP in an appropriate intravenous solution must be performed before infusion (see DOSAGE AND ADMINISTRATION , Administration ). The chemical name of acyclovir sodium is 9-[(2-Hydroxyethoxy)methyl] guanine, and has the following structural formula: Acyclovir sodium is a white, crystalline powder with the molecular formula C 8 H 10 N 5 NaO 3 and a molecular weight of 247.19. The maximum solubility in water at 25°C exceeds 100 mg/mL. At physiologic pH, acyclovir sodium exists as the unionized form with a molecular weight of 225 and a maximum solubility in water at 37°C of 2.5 mg/mL. The pka's of acyclovir are 2.27 and 9.25. acyclovir-chemical-structure

Azithromycin for Oral Suspension USP contains the active ingredient azithromycin, a macrolide antibacterial drug, for oral administration. Azithromycin has the chemical name (2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-13-[(2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribo-hexopyranosyl)oxy]-2-ethyl-3,4,10-trihydroxy-3,5,6,8,10,12,14-heptamethyl-11-[[3,4,6-trideoxy-3-(dimethylamino)-β-D-xylo-hexopyranosyl]oxy]-1-oxa-6-azacyclopentadecan-15-one. Azithromycin is derived from erythromycin; however, it differs chemically from erythromycin in that a methyl-substituted nitrogen atom is incorporated into the lactone ring. Its molecular formula is C 38 H 72 N 2 O 12 , and its molecular weight is 749.00. Azithromycin has the following structural formula: Azithromycin, as the dihydrate, is a white crystalline powder with a molecular formula of C 38 H 72 N 2 O 12 •2H 2 O and a molecular weight of 785.0. Azithromycin for Oral Suspension USP is supplied in bottles containing azithromycin dihydrate USP powder equivalent to 300 mg, 600 mg, 900 mg or 1200 mg azithromycin per bottle and the following inactive ingredients: sucrose; sodium phosphate, tribasic, anhydrous; hydroxypropyl cellulose; xanthan gum; colloidal silicon dioxide. After constitution, each 5 mL of suspension contains 100 mg or 200 mg of azithromycin USP. Meets USP Dissolution Test 2. azithromycin chem structure

Bivalirudin for injection contains bivalirudin which is a specific and reversible direct thrombin inhibitor. Bivalirudin is a synthetic, 20 amino acid peptide, with the chemical name of D-phenylalanyl-L‑prolyl-L-arginyl-L-prolyl-glycyl-glycyl-glycyl-glycyl-L-asparagyl-glycyl-L-aspartyl-L‑phenylalanyl-L-glutamyl-L-glutamyl-L-isoleucyl-L-prolyl-L-glutamyl-L-glutamyl-L-tyrosyl-L‑leucine. The active pharmaceutical ingredient is in the form of bivalirudin trifluoroacetate as a white to off-white powder. The chemical name for bivalirudin trifluoroacetate is D-phenylalanyl-L-prolyl-L-arginyl-L-prolyl- glycyl-glycyl-glycyl-glycyl-L-asparagyl-glycyl-L-aspartyl-L‑phenylalanyl-L-glutamyl-L-glutamyl-L-isoleucyl-L-prolyl-L-glutamyl-L-glutamyl-L-tyrosyl-L‑leucine trifluoroacetate ( Figure 1 ). The molecular weight of bivalirudin is 2180 daltons (anhydrous free base peptide). Figure 1 . Structure formula for bivalirudin trifluoroacetate Bivalirudin for injection is supplied as a sterile white lyophilized cake, in single-dose vials. Each vial contains 250 mg bivalirudin, equivalent to an average of 275 mg of bivalirudin trifluoroactetate*, 125 mg mannitol, and sodium hydroxide to adjust the pH to 5-6 (equivalent of approximately 12.5 mg sodium). When reconstituted with Sterile Water for Injection, the product yields a clear to opalescent, colorless to slightly yellow solution, pH 5-6. *The range of bivalirudin trifluoroacetate is 270 mg to 280 mg based on a range of trifluoroacetic acid composition of 1.7 to 2.6 equivalents. chemical-structure

Bupropion Hydrochloride Extended-Release Tablets USP (SR), an antidepressant of the aminoketone class, is chemically unrelated to tricyclic, tetracyclic, selective serotonin re-uptake inhibitor, or other known antidepressant agents. Its structure closely resembles that of diethylpropion; it is related to phenylethylamines. It is designated as (±)-1-(3-chlorophenyl)-2-[(1, 1-dimethylethyl) amino]-1­-propanone hydrochloride. The molecular weight is 276.2. The molecular formula is C 13 H 18 ClNO•HCl. Bupropion hydrochloride powder is white, crystalline, and highly soluble in water. It has a bitter taste and produces the sensation of local anesthesia on the oral mucosa. The structural formula is: Bupropion Hydrochloride Extended-Release Tablets USP (SR) are supplied for oral administration as 100-mg (light blue), 150-mg (purple), and 200-mg (pink), film-coated, sustained-release tablets. Each tablet contains the labeled amount of bupropion hydrochloride USP and the inactive ingredients: colloidal silicon dioxide, hydroxypropyl cellulose, L-cysteine hydrochloride monohydrate, magnesium stearate, microcrystalline cellulose, polyethylene glycol, polyvinyl alcohol-part hydrolyzed, povidone, talc and titanium dioxide. In addition, the 100-mg tablet contains FD&C blue No. 1 aluminum lake and FD&C blue No. 2 aluminum lake; the 150-mg tablet contains FD&C blue No. 2 aluminum lake and FD&C red No. 40 aluminum lake, and the 200-mg tablet contains FD&C red No. 40 aluminum lake. Bupropion Hydrochloride Extended-Release Tablets, USP (SR) meets USP Dissolution Test 2. structure

Bupropion Hydrochloride USP, an antidepressant of the aminoketone class, is chemically unrelated to tricyclic, tetracyclic, selective serotonin reuptake inhibitor, or other known antidepressant agents. Its structure closely resembles that of diethylpropion; it is related to phenylethylamines. It is designated as (±)-1-(3-chorophenyl)-2-[(1,1-dimethylethyl)amino]-1-propanone hydrochloride. The molecular weight is 276.2. The molecular formula is C 13 H 18 ClNO•HCl. Bupropion hydrochloride powder is white, crystalline, and highly soluble in water. It has a bitter taste and produces the sensation of local anesthesia on the oral mucosa. The structural formula is: Bupropion Hydrochloride Extended-Release Tablets USP (XL) are supplied for oral administration as 150 mg and 300 mg white to pale yellow extended-release tablets. Each tablet contains the labeled amount of bupropion hydrochloride and the inactive ingredients: cysteine hydrochloride, ethylcellulose, methacrylic acid copolymer dispersion, lecithin, magnesium stearate, polyvinyl alcohol, polyethylene glycol, povidone, silicon dioxide, talc, triethyl citrate and titanium dioxide. The tablets are printed with black ink containing ammonium hydroxide, ferrosoferric oxide, propylene glycol, shellac glaze. The insoluble shell of the extended-release tablet may remain intact during gastrointestinal transit and is eliminated in the feces. USP dissolution test 22 is used. bupropion-structure

Cilostazol, USP is a quinolinone derivative that inhibits cellular phosphodiesterase (more specific for phosphodiesterase III). Cilostazol, USP is 6-[4-(1-cyclohexyl-1 H -tetrazol-5-yl)butoxy]-3, 4-dihydro-2(1 H )-quinolinone, CAS-73963-72-1. The structural formula is: Cilostazol, USP occurs as white to off-white crystals or as a crystalline powder that is slightly soluble in methanol and ethanol, and is practically insoluble in water, 0.1 N HCl, and 0.1 N NaOH. Cilostazol tablets for oral administration are available in 50 mg and 100 mg round, white debossed tablets. Each tablet, in addition to the active ingredient, contains the following inactive ingredients: crospovidone, lactose monohydrate, magnesium stearate, and povidone. chem-structure

Cisatracurium Besylate Injection (cisatracurium besylate), USP is a nondepolarizing skeletal neuromuscular blocker for intravenous administration. Compared to other neuromuscular blockers, it is intermediate in its onset and duration of action. Cisatracurium besylate is one of 10 isomers of atracurium besylate and constitutes approximately 15% of that mixture. Cisatracurium besylate is [1 R -[1α,2α(1' R *,2' R *)]]-2,2'-[1,5-pentanediylbis[oxy(3-oxo-3,1-propanediyl)]]bis[1-[(3,4-dimethoxyphenyl)methyl]-1,2,3,4-tetrahydro-6,7-dimethoxy-2-methylisoquinolinium] dibenzenesulfonate. The molecular formula of the cisatracurium parent bis-cation is C 53 H 72 N 2 O 12 and the molecular weight is 929.2. The molecular formula of cisatracurium as the besylate salt is C 65 H 82 N 2 O 18 S 2 and the molecular weight is 1243.50. The structural formula of cisatracurium besylate is: The log of the partition coefficient of cisatracurium besylate is -2.12 in a 1-octanol/distilled water system at 25°C. Cisatracurium Besylate Injection, USP is a sterile, non-pyrogenic aqueous solution. Each mL in the single-dose vials contains either 2 mg or 10 mg of cisatracurium (equivalent to 2.68 mg and 13.38 mg of cisatracurium besylate; respectively), and benzenesulfonic acid as pH adjuster in water for injection. The pH of cisatracurium besylate is between 3.0 and 3.8. chemical structure

Cisatracurium Besylate Injection (cisatracurium besylate), USP is a nondepolarizing skeletal neuromuscular blocker for intravenous administration. Compared to other neuromuscular blockers, it is intermediate in its onset and duration of action. Cisatracurium besylate is one of 10 isomers of atracurium besylate and constitutes approximately 15% of that mixture. Cisatracurium besylate is [1 R -[1α,2α(1' R *,2' R *)]]-2,2'-[1,5-pentanediylbis[oxy(3-oxo-3,1-propanediyl)]]bis[1-[(3,4-dimethoxyphenyl)methyl]-1,2,3,4-tetrahydro-6,7-dimethoxy-2-methylisoquinolinium] dibenzenesulfonate. The molecular formula of the cisatracurium parent bis-cation is C 53 H 72 N 2 O 12 and the molecular weight is 929.2. The molecular formula of cisatracurium as the besylate salt is C 65 H 82 N 2 O 18 S 2 and the molecular weight is 1243.50. The structural formula of cisatracurium besylate is: The log of the partition coefficient of cisatracurium besylate is -2.12 in a 1-octanol/distilled water system at 25°C. Cisatracurium Besylate Injection, USP is a sterile, non-pyrogenic aqueous solution. Each mL in the multiple-dose vials contains 2 mg of cisatracurium (equivalent to 2.68 mg of cisatracurium besylate), benzenesulfonic acid as pH adjuster, and also contains 9 mg of benzyl alcohol as preservative, in water for injection. The pH of cisatracurium besylate is between 3.0 and 3.8. chemical structure

Cyclophosphamide is an alkylating drug. It is an antineoplastic drug chemically related to the nitrogen mustards. The chemical name for cyclophosphamide is 2-[bis(2-chloroethyl)amino]tetrahydro-2H-1,3,2-oxazaphosphorine 2-oxide monohydrate, and has the following structural formula: Cyclophosphamide has a molecular formula C 7 H 15 Cl 2 N 2 O 2 P•H 2 O and a molecular weight of 279.1. Cyclophosphamide is soluble in water, saline, or ethanol. Cyclophosphamide for Injection, USP is a sterile white cake available as 500 mg, 1 g, and 2 g strength single-dose vials. • 500 mg vial contains 534.5 mg cyclophosphamide monohydrate equivalent to 500 mg cyclophosphamide and 375 mg mannitol • 1 g vial contains 1069 mg cyclophosphamide monohydrate equivalent to 1 g cyclophosphamide and 750 mg mannitol • 2 g vial contains 2138 mg cyclophosphamide monohydrate equivalent to 2 g cyclophosphamide and 1500 mg mannitol image description

Daptomycin for injection contains daptomycin, a cyclic lipopeptide antibacterial agent derived from the fermentation of Streptomyces roseosporus . The chemical name is N -decanoyl-L-tryptophyl-D‑asparaginyl-L-aspartyl-L-threonylglycyl-L-ornithyl-L-aspartyl-D-alanyl-L-aspartylglycyl-D-seryl- threo -3‑methyl-L-glutamyl-3-anthraniloyl-L-alanine ε 1 -lactone. The chemical structure is: The empirical formula is C 72 H 101 N 17 O 26 ; the molecular weight is 1620.67. Daptomycin for injection is supplied in a single-dose vial as a sterile, preservative-free, pale yellow to light brown, lyophilized cake containing approximately 500 mg of daptomycin for intravenous (IV) use following reconstitution with 0.9% sodium chloride injection [see Dosage and Administration ( 2.7 )] . The only inactive ingredient is sodium hydroxide, which is used for pH adjustment. Freshly reconstituted solutions of daptomycin for injection range in color from pale yellow to light brown. chemical-structure

Desvenlafaxine Extended-Release Tablets are an extended-release tablet for oral administration that contains desvenlafaxine succinate, a structurally novel SNRI for the treatment of MDD. Desvenlafaxine (O-desmethylvenlafaxine) is the major active metabolite of the antidepressant venlafaxine, a medication used to treat major depressive disorder. Desvenlafaxine is designated RS -4-[2-dimethylamino-1-(1-hydroxycyclohexyl)ethyl]phenol and has the empirical formula of C 16 H 25 NO 2 (free base) and C 16 H 25 NO 2 •C 4 H 6 O 4 •H 2 O (succinate monohydrate). Desvenlafaxine succinate monohydrate has a molecular weight of 399.48. The structural formula is shown below. Desvenlafaxine succinate is a white to off-white powder that is soluble in water. The solubility of desvenlafaxine succinate is pH dependent. Its octanol: aqueous system (at pH 7.0) partition coefficient is 0.21. Desvenlafaxine Extended-Release Tablets are formulated as an extended-release tablet for once-a-day oral administration. Each tablet contains 38 mg, 76 mg or 152 mg of desvenlafaxine succinate equivalent to 25 mg, 50 mg or 100 mg of desvenlafaxine, respectively. Inactive ingredients for the 25 mg tablet consist of colloidal silicon dioxide, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene oxide, talc and film coating, which consists of ferrosoferric oxide, iron oxide red, iron oxide yellow, mono- and di-glycerides, polyethylene glycol polyvinyl alcohol graft copolymer, polyvinyl alcohol, talc and titanium dioxide. Inactive ingredients for the 50 mg tablet consist of colloidal silicon dioxide, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene oxide, talc and film coating, which consists of iron oxide yellow, iron oxide red, polyethylene glycol, polyvinyl alcohol, talc and titanium dioxide. Inactive ingredients for the 100 mg tablet consist of colloidal silicon dioxide, hypromellose, magnesium stearate, microcrystalline cellulose, polyethylene oxide, talc and film coating, which consists of D&C red #27, FD&C blue #2, FD&C yellow #6, polyethylene glycol, polyvinyl alcohol, talc and titanium dioxide. chemical structure

Diltiazem Hydrochloride is a calcium ion influx inhibitor (slow channel blocker or calcium antagonist). Chemically, diltiazem hydrochloride is 1,5-Benzothiazepin-4(5 H )one, 3-(acetyloxy)-5-[2-(dimethylamino)ethyl]-2,3-dihydro-2-(4-methoxyphenyl)-, monohydrochloride, (+)-cis-. Its molecular formula is C 22 H 26 N 2 O 4 S•HCl and its molecular weight is 450.98. Its structural formula is as follows: Diltiazem hydrochloride is a white to off-white crystalline powder with a bitter taste. It is soluble in water, methanol, and chloroform. Diltiazem Hydrochloride Extended-Release Capsules, USP contain multiple units of diltiazem HCl extended-release 60 mg, resulting in 120 mg, 180 mg, or 240 mg dosage strengths allowing for the controlled release of diltiazem HCl over a 24-hour period. Inactive Ingredients: Diltiazem Hydrochloride Extended-Release Capsules, USP also contain colloidal silicon dioxide, ethylcellulose, hypromellose, magnesium stearate, medium chain triglycerides and oleic acid. The 120 mg, 180 mg and 240 mg capsule shells contain gelatin and titanium dioxide, ferric oxide yellow (120 mg and 180 mg), and ferric oxide red (180 mg and 240 mg). The imprinting ink contains ferrosoferric oxide, potassium hydroxide and shellac. For oral administration. Diltiazem Hydrochloride Extended-Release Capsules, USP meet USP Dissolution Test 28. Diltiazem hydrochloride Chemical Structure

Diltiazem Hydrochloride Extended-Release Tablets are a nondihydropyridine calcium channel blocker (slow channel blocker or calcium antagonist). Chemically, diltiazem hydrochloride is 1,5-benzothiazepin-4(5 H )-one,3-(acetyloxy)-5-[2­(dimethylamino)ethyl]-2,3-dihydro-2-(4-methoxyphenyl)-, monohydrochloride, (+)- cis -. The structural formula is: Diltiazem hydrochloride, USP is a white to off-white crystalline powder with a bitter taste. It is soluble in water, methanol and chloroform. It has a molecular weight of 450.99. Diltiazem Hydrochloride Extended-Release Tablets are formulated as a once-a-day extended-release tablet for oral administration containing 120 mg, 180 mg, 240 mg, 300 mg, 360 mg or 420 mg of diltiazem hydrochloride. Tablets also contain: colloidal silicon dioxide, ethyl acrylate and methyl methacrylate copolymer, ethylcellulose, glyceryl mono and dicaprylocaprate, hypromellose, magnesium stearate, microcrystalline cellulose, nonoxynol 100, polyethylene glycol polyvinyl alcohol graft copolymer, polyethylene oxide, polyvinyl alcohol, povidone, sugar spheres, talc and titanium dioxide. structure

Doxycycline for Injection, USP is an antibacterial drug synthetically derived from oxytetracycline, and is available as Doxycycline Hyclate (doxycycline hydrochloride hemiethanolate hemihydrate). The chemical designation of this light-yellow crystalline powder is alpha-6-deoxy-5-oxytetracycline. Doxycycline has a high degree of lipoid solubility and a low affinity for calcium binding. It is highly stable in normal human serum. Each 100 mg vial contains: Doxycycline hyclate equivalent to 100 mg doxycycline; ascorbic acid 480 mg; mannitol 300 mg. pH of the reconstituted solution (10 mg/mL) is between 1.8 and 3.3. Each 200 mg vial contains: Doxycycline hyclate equivalent to 200 mg doxycycline; ascorbic acid 960 mg; mannitol 600 mg. pH of the reconstituted solution (10 mg/mL) is between 1.8 and 3.3.

Droxidopa capsules contain droxidopa, which is a synthetic amino acid precursor of norepinephrine, for oral administration. Chemically, droxidopa is (-)-threo-3-(3,4-Dihydroxyphenyl)-L-serine. It has the following structural formula: Droxidopa is white to light brown crystals or crystalline powder. It is insoluble in water, and practically insoluble in methanol, glacial acetic acid, ethanol, acetone, ether, and chloroform. It is soluble in dilute hydrochloric acid. It has a molecular weight of 213.19 and a molecular formula of C 9 H 11 NO 5 . Droxidopa capsules also contain the following inactive ingredients: mannitol, corn starch, colloidal silicon dioxide and magnesium stearate. The capsule shell is printed with black ink. The black inks contain shellac glaze, iron oxide black, isopropyl alcohol, n-butyl alcohol, propylene glycol and ammonium hydroxide. The capsule shell contains the following inactive ingredients: 100 mg - gelatin, titanium dioxide, FD&C Blue No. 2, black and red iron oxide; 200 mg - gelatin, titanium dioxide, FD&C Blue No. 2, black and yellow iron oxide; 300 mg - gelatin, titanium dioxide, FD&C Blue No. 1, yellow iron oxide. Droxidopa capsules differ in size and color by strength [see Dosage Forms and Strengths (3)]. droxidopa-structural-formula

Eplerenone tablets contains eplerenone, a blocker of aldosterone binding at the mineralocorticoid receptor. Eplerenone is chemically described as Pregn-4-ene-7,21-dicarboxylic acid, 9,11-epoxy-17-hydroxy-3‑oxo-, γ-lactone, methyl ester, (7α,11α,17α)-. Its empirical formula is C 24 H 30 O 6 and it has a molecular weight of 414.50. The structural formula of eplerenone is represented below: Eplerenone is white or almost white powder. It is freely soluble in dichloromethane, very slightly soluble in water. The octanol/water partition coefficient of eplerenone is approximately 7.1 at pH 7.0. Eplerenone tablets for oral administration contain 25 mg or 50 mg of eplerenone and the following inactive ingredients: lactose monohydrate, microcrystalline cellulose, croscarmellose sodium, hypromellose, sodium lauryl sulfate, talc, magnesium stearate, titanium dioxide, polyethylene glycol 400, polysorbate 80. In addition, the 50 mg tablets contain iron oxide yellow and iron oxide red. eplerenone-formula-1.jpg

Eptifibatide is a cyclic heptapeptide containing 6 amino acids and 1 mercaptopropionyl (des-amino cysteinyl) residue. An interchain disulfide bridge is formed between the cysteine amide and the mercaptopropionyl moieties. Chemically it is N 6 -(aminoiminomethyl)-N 2 -(3-mercapto-1-oxopropyl)-L-lysylglycyl-L-α-aspartyl-L-tryptophyl-L-prolyl-L-cysteinamide, cyclic (1→6)-disulfide. Eptifibatide binds to the platelet receptor glycoprotein (GP) IIb/IIIa of human platelets and inhibits platelet aggregation. The eptifibatide peptide is produced by solution-phase peptide synthesis, and is purified by preparative reverse-phase liquid chromatography and lyophilized. The structural formula is: Eptifibatide Injection is a clear, colorless, sterile, non-pyrogenic solution for intravenous (IV) use with an empirical formula of C 35 H 49 N 11 O 9 S 2 and a molecular weight of 831.96. Each 10 mL vial contains 2 mg/mL of eptifibatide injection and each 100 mL vial contains 0.75 mg/mL of eptifibatide injection. Each vial of either size also contains 5.25 mg/mL citric acid and sodium hydroxide to adjust the pH to 5.35. structural formula

Gadobutrol injection is a paramagnetic macrocyclic contrast agent administered for magnetic resonance imaging. The chemical name for gadobutrol is 10–[(1SR,2RS)–2,3–dihydroxy–1–hydroxymethylpropyl]–1,4,7,10–tetraazacyclododecane–1,4,7–triacetic acid, gadolinium complex. Gadobutrol has a molecular formula of C 18 H 31 GdN 4 O 9 and a molecular weight of 604.72. Gadobutrol injection is a sterile, clear, colorless to pale yellow solution containing 604.72 mg (1 mmol) of gadobutrol per mL as the active ingredient with 0.513 mg of calcobutrol sodium, 1.211 mg of trometamol, hydrochloric acid (for pH adjustment), and water for injection. Gadobutrol injection contains no preservatives. The main physicochemical properties of gadobutrol injection (1 mmol/mL solution for injection) are listed below: Density (g/mL at 37°C) 1.3 Osmolarity at 37°C (mOsm/L solution) 1117 Osmolality at 37°C (mOsm/kg H 2 O) 1603 Viscosity at 37°C (mPa·s) 4.96 pH 6.6-8 The thermodynamic stability constants for gadobutrol (log K therm and log K cond at pH 7.4) are 21.8 and 15.3, respectively. Chemical Structure

Gadobutrol injection is a paramagnetic macrocyclic contrast agent administered for magnetic resonance imaging. The chemical name for gadobutrol is 10–[(1SR,2RS)–2,3–dihydroxy–1–hydroxymethylpropyl]–1,4,7,10–tetraazacyclododecane–1,4,7–triacetic acid, gadolinium complex. Gadobutrol has a molecular formula of C 18 H 31 GdN 4 O 9 and a molecular weight of 604.72. Gadobutrol injection is a sterile, clear, colorless to pale yellow solution containing 604.72 mg (1 mmol) of gadobutrol per mL as the active ingredient with 0.513 mg of calcobutrol sodium, 1.211 mg of trometamol, hydrochloric acid (for pH adjustment), and water for injection. Gadobutrol injection contains no preservatives. The main physicochemical properties of gadobutrol injection (1 mmol/mL solution for injection) are listed below: Density (g/mL at 37°C) 1.3 Osmolarity at 37°C (mOsm/L solution) 1117 Osmolality at 37°C (mOsm/kg H 2 O) 1603 Viscosity at 37°C (mPa·s) 4.96 pH 6.6-8 The thermodynamic stability constants for gadobutrol (log K therm and log K cond at pH 7.4) are 21.8 and 15.3, respectively. Chemical Structure

Gadobutrol injection is a paramagnetic macrocyclic contrast agent administered for magnetic resonance imaging. The chemical name for gadobutrol is 10–[(1SR,2RS)–2,3–dihydroxy–1–hydroxymethylpropyl]–1,4,7,10–tetraazacyclododecane–1,4,7–triacetic acid, gadolinium complex. Gadobutrol has a molecular formula of C 18 H 31 GdN 4 O 9 and a molecular weight of 604.72. Gadobutrol injection is a sterile, clear, colorless to pale yellow solution containing 604.72 mg (1 mmol) of gadobutrol per mL as the active ingredient with 0.513 mg of calcobutrol sodium, 1.211 mg of trometamol, hydrochloric acid (for pH adjustment), and water for injection. Gadobutrol injection contains no preservatives. The main physicochemical properties of gadobutrol injection (1 mmol/mL solution for injection) are listed below: Density (g/mL at 37°C) 1.3 Osmolarity at 37°C (mOsm/L solution) 1117 Osmolality at 37°C (mOsm/kg H 2 O) 1603 Viscosity at 37°C (mPa·s) 4.96 pH 6.6-8 The thermodynamic stability constants for gadobutrol (log K therm and log K cond at pH 7.4) are 21.8 and 15.3, respectively. Chemical Structure

Gadoterate Meglumine Injection, USP is a paramagnetic macrocyclic ionic contrast agent administered for magnetic resonance imaging. The chemical name for gadoterate meglumine is D-glucitol, 1-deoxy-1-(methylamino)-,[1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraaceto(4-)-.kappa.N1, .kappa.N4, .kappa.N7, .kappa.N10, .kappa.O1, .kappa.O4, .kappa.O7, .kappa.O10]gadolinate(1-)(1:1); it has a formula weight of 753.9 g/mol and empirical formula of C 23 H 42 O 13 N 5 Gd (anhydrous basis). The structural formula of gadoterate meglumine in solution is as follows: CAS Registry No. 92943-93-6 Gadoterate Meglumine Injection, USP is a sterile, nonpyrogenic, clear, colorless to yellow, aqueous solution of 0.5 mmol/mL of gadoterate meglumine, for intravenous use. No preservative is added. Each mL of Gadoterate Meglumine Injection, USP contains 376.9 mg of gadoterate meglumine, 0.25 mg of DOTA and water for injection. Gadoterate Meglumine Injection, USP has a pH of 6.5 to 8.0. The main physiochemical properties of Gadoterate Meglumine Injection, USP are provided below: Table 4: Physicochemical Properties Parameter Value Density @ 20°C 1.1753 g/cm 3 Viscosity @ 20°C 3.4 mPa·s Viscosity @ 37°C 2.4 mPa·s Osmolality 1350 mOsm/kg water The thermodynamic stability constants for gadoterate (log K therm and log K cond at pH 7.4) are 25.6 and 19.3, respectively. structural formula

Gadoterate Meglumine Injection, USP is a paramagnetic macrocyclic ionic contrast agent administered for magnetic resonance imaging. The chemical name for gadoterate meglumine is D-glucitol, 1-deoxy-1-(methylamino)-,[1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraaceto(4-)-.kappa.N1, .kappa.N4, .kappa.N7, .kappa.N10, .kappa.O1, .kappa.O4, .kappa.O7, .kappa.O10]gadolinate(1-)(1:1); it has a formula weight of 753.9 g/mol and empirical formula of C 23 H 42 O 13 N 5 Gd (anhydrous basis). The structural formula of gadoterate meglumine in solution is as follows: CAS Registry No. 92943-93-6 Gadoterate Meglumine Injection, USP is a sterile, nonpyrogenic, clear, colorless to yellow, aqueous solution of 0.5 mmol/mL of gadoterate meglumine, for intravenous use. No preservative is added. Each mL of Gadoterate Meglumine Injection, USP contains 376.9 mg of gadoterate meglumine, 0.25 mg of DOTA and water for injection. Gadoterate Meglumine Injection, USP has a pH of 6.5 to 8.0. The main physiochemical properties of Gadoterate Meglumine Injection, USP are provided below: Table 4: Physicochemical Properties Parameter Value Density @ 20°C 1.1753 g/cm 3 Viscosity @ 20°C 3.4 mPa·s Viscosity @ 37°C 2.4 mPa·s Osmolality 1350 mOsm/kg water The thermodynamic stability constants for gadoterate (log K therm and log K cond at pH 7.4) are 25.6 and 19.3, respectively. structural formula

Gadoteridol Injection, USP, a gadolinium-based paramagnetic MRI contrast agent, is a colorless to slightly yellow aqueous, sterile, non-pyrogenic injectable solution for intravenous use. Each mL contains 279.3 mg (0.5 mmol/mL) gadoteridol, 0.23 mg calteridol calcium, 1.21 mg tromethamine and water for injection; pH adjusted with hydrochloric acid and/or sodium hydroxide. Gadoteridol Injection, USP contains no antimicrobial preservative. Gadoteridol is the gadolinium complex of 10-(2-hydroxy-propyl)-1,4,7,10-tetraazacyclododecane-1,4,7- triacetic acid with a molecular weight of 558.7, an empirical formula of C 17 H 29 N 4 O 7 Gd and has the following structural formula: Gadoteridol Injection, USP has a pH of 6.5 to 8.0. Pertinent physiochemical parameters are provided below: Osmolality 630 mOsmol/kg water at 37°C Viscosity 1.3 cP at 37°C Density 1.137 g/mL at 25°C Gadoteridol Injection, USP has an osmolality that is 2.2 times that of plasma (285 mOsmol/kg water) and is hypertonic under conditions of use. chemical structure

Galantamine Tablets USP contain galantamine, a reversible, competitive acetylcholinesterase inhibitor, as the hydrobromide salt. Galantamine hydrobromide is known chemically as (4aS,6R,8aS)-4a,5,9,10,11,12-hexahydro-3-methoxy-11-methyl-6H-benzofuro[3a,3,2-ef][2]benzazepin-6-ol hydrobromide. It has an empirical formula of C 17 H 21 NO 3 •HBr and a molecular weight of 368.27. Galantamine hydrobromide is a white to almost white powder and is sparingly soluble in water. The structural formula for galantamine hydrobromide is: Galantamine Tablets USP contain 4 mg, 8 mg, and 12 mg galantamine as 5.126, 10.253 and 15.379 mg of galantamine hydrobromide, respectively. Inactive ingredients include colloidal silicon dioxide, crospovidone, hydroxypropyl cellulose, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, pregelatinized starch, and titanium dioxide. The 4 mg tablets contain polyethylene glycol and polysorbate 80. The 8 mg tablets contain D&C red #27, FD&C blue #1, and triacetin. The 12 mg tablets contain FD&C yellow # 6, iron oxide yellow, and triethyl citrate. Chemical Structure

Ganciclovir for injection contains ganciclovir, in the form of the sodium salt for intravenous injection. Ganciclovir is a synthetic guanine derivative active against cytomegalovirus (CMV). Chemically, ganciclovir is 9-[[2-hydroxy-1-(hydroxymethyl)-ethoxy]methyl]guanine and ganciclovir sodium is 9-[[2-hydroxy-1-(hydroxymethyl)-ethoxy]methyl]guanine, monosodium salt. The chemical structures of ganciclovir sodium and ganciclovir are: Ganciclovir is a white to off-white crystalline powder. Ganciclovir is a polar hydrophilic compound with a solubility of 2.6 mg/mL in water at 25°C and an n-octanol/water partition coefficient of 0.022. The pK a s for ganciclovir are 2.2 and 9.4. Ganciclovir for injection (ganciclovir), formulated as monosodium salt, using sodium hydroxide as a salt forming agent, is a sterile white to off-white lyophilized powder. The lyophilized powder has an aqueous solubility of greater than 50 mg/mL at 25°C. At physiological pH, ganciclovir sodium exists as the un-ionized form with a solubility of approximately 6 mg/mL at 37°C. Each vial contains 543 mg ganciclovir sodium equivalent to 500 mg ganciclovir. Inactive ingredients may include hydrochloric acid (QS) and sodium hydroxide (QS) added to adjust the pH. All doses in this package insert are specified in terms of ganciclovir T:\SPL Documents\Ganciclovir Injection-spl\Chemical Structures.jpg

Ganciclovir for injection contains ganciclovir, in the form of the sodium salt for intravenous injection. Ganciclovir is a synthetic guanine derivative active against cytomegalovirus (CMV). Chemically, ganciclovir is 9-[[2-hydroxy-1-(hydroxymethyl)-ethoxy]methyl]guanine and ganciclovir sodium is 9-[[2-hydroxy-1-(hydroxymethyl)-ethoxy]methyl]guanine, monosodium salt. The chemical structures of ganciclovir sodium and ganciclovir are: Ganciclovir is a white to off-white crystalline powder. Ganciclovir is a polar hydrophilic compound with a solubility of 2.6 mg/mL in water at 25°C and an n-octanol/water partition coefficient of 0.022. The pK a s for ganciclovir are 2.2 and 9.4. Ganciclovir for injection (ganciclovir), formulated as monosodium salt, using sodium hydroxide as a salt forming agent, is a sterile white to off-white lyophilized powder. The lyophilized powder has an aqueous solubility of greater than 50 mg/mL at 25°C. At physiological pH, ganciclovir sodium exists as the un-ionized form with a solubility of approximately 6 mg/mL at 37°C. Each vial contains 543 mg ganciclovir sodium equivalent to 500 mg ganciclovir. Inactive ingredients may include hydrochloric acid (QS) and sodium hydroxide (QS) added to adjust the pH. All doses in this package insert are specified in terms of ganciclovir T:\SPL Documents\Ganciclovir Injection-spl\Chemical Structures.jpg

Guanfacine Extended-Release Tablets, USP are a once-daily, extended-release formulation of guanfacine hydrochloride (HCl) in a matrix tablet formulation for oral administration only. The chemical designation is N-amidino-2-(2,6-dichlorophenyl) acetamide monohydrochloride. The molecular formula is C 9 H 9 Cl 2 N 3 O•HCl corresponding to a molecular weight of 282.55 g/mol. The chemical structure is: Guanfacine HCl is a white to off-white crystalline powder, sparingly soluble in water (approximately 1 mg/mL) and alcohol and slightly soluble in acetone. The only organic solvent in which it has relatively high solubility is methanol (>30 mg/mL). Each tablet contains guanfacine HCl equivalent to 1 mg, 2 mg, 3 mg, or 4 mg of guanfacine base. The tablets also contain copovidone, fumaric acid, glyceryl dibehenate, hypromellose, lactose, methacrylic acid and ethyl acrylate copolymer, microcrystalline cellulose, polysorbate 80 and sodium lauryl sulfate. In addition, the 3-mg and 4-mg tablets also contain FD&C Yellow #6 Aluminum Lake. FDA approved dissolution test specifications differ from USP. structure

Iopamidol Injection, USP is a radiographic contrast agent for intra-arterial or intravenous use. Iopamidol is designated chemically as (S)-N,N’-bis[2-hydroxy-1-(hydroxymethyl)-ethyl]-2,4,6-triiodo-5-lactamidoisophthalamide with a molecular weight of 777.09, an empirical formula of C 17 H 22 I 3 N 3 O 8 , and the following structural formula: Iopamidol Injection, USP is a sterile, clear, colorless to pale yellow solution available in four concentrations of iodine: Iopamidol Injection, USP, 200 mg iodine/mL: Each mL contains 408 mg iopamidol (providing 200 mg organically bound iodine) and the following inactive ingredients: 0.26 mg edetate calcium disodium (providing 0.029 mg (0.001 mEq) sodium) and 1 mg tromethamine. Iopamidol Injection, USP, 250 mg iodine/mL: Each mL contains 510 mg iopamidol (providing 250 mg organically bound iodine) and the following inactive ingredients: 0.33 mg edetate calcium disodium (providing 0.036 mg (0.002 mEq) sodium) and 1 mg tromethamine. Iopamidol Injection, USP, 300 mg iodine/mL: Each mL contains 612 mg iopamidol (providing 300 mg organically bound iodine) and the following inactive ingredients: 0.39 mg edetate calcium disodium (providing 0.043 mg (0.002 mEq) sodium) and 1 mg tromethamine. Iopamidol Injection, USP, 370 mg iodine/mL: Each mL contains 755 mg iopamidol (providing 370 mg organically bound iodine) and the following inactive ingredients: 0.48 mg edetate calcium disodium (providing 0.053 mg (0.002 mEq) sodium) and 1 mg tromethamine. The pH of Iopamidol Injection, USP has been adjusted to 6.5 to 7.5 with hydrochloric acid and/or sodium hydroxide. Physicochemical characteristics are shown in Table 5. Iopamidol Injection, USP is hypertonic as compared to plasma and cerebrospinal fluid (approximately 285 and 301 mOsm/kg water, respectively). Table 5: Physicochemical Characteristics of Iopamidol Injection, USP Concentration (mg Iodine/mL) 200 250 300 370 Osmolality @ 37°C (mOsm/kg water) 413 524 616 796 Viscosity (cP) @ 37°C 2.0 3.0 4.7 9.4 Viscosity (cP) @ 20°C 3.3 5.1 8.8 20.9 Specific Gravity @ 37°C 1.227 1.281 1.339 1.405 image-01.jpg

Leucovorin is one of several active, chemically reduced derivatives of folic acid. It is useful as an antidote to drugs which act as folic acid antagonists. Also known as folinic acid, Citrovorum factor, or 5-formyl-5,6,7,8-tetrahydrofolic acid, this compound has the chemical designation of Calcium N -[ p -[[[(6 RS )-2-amino-5-formyl-5,6,7,8-tetrahydro-4-hydroxy-6-pteridinyl]methyl]amino]benzoyl]-L-glutamate (1:1). The structural formula of leucovorin calcium is: C 20 H 21 CaN 7 O 7 M.W.=511.5 Leucovorin Calcium for Injection, USP is a sterile product indicated for intramuscular (IM) or intravenous (IV) administration and is supplied in 50 mg, 100 mg, 200 mg, 350 mg, and 500 mg vials. Each 50 mg vial of Leucovorin Calcium for Injection, USP, when reconstituted with 5 mL of sterile diluent, contains leucovorin (as the calcium salt) 10 mg/mL. Each 100 mg vial of Leucovorin Calcium for Injection, USP, when reconstituted with 10 mL of sterile diluent, contains leucovorin (as the calcium salt) 10 mg/mL. Each 200 mg vial of Leucovorin Calcium for Injection, USP, when reconstituted with 20 mL of sterile diluent, contains leucovorin (as the calcium salt) 10 mg/mL. Each 350 mg vial of Leucovorin Calcium for Injection, USP, when reconstituted with 17.5 mL of sterile diluent, contains leucovorin (as the calcium salt) 20 mg/mL. Each 500 mg vial of Leucovorin Calcium for Injection, USP, when reconstituted with 50 mL of sterile diluent, contains leucovorin (as the calcium salt) 10 mg/mL. In each dosage form, one milligram of leucovorin calcium contains 0.002 mmol of leucovorin and 0.002 mmol of calcium. These lyophilized products contain no preservative. The inactive ingredient is Sodium Chloride, USP, added to adjust tonicity. The inactive ingredient is sodium chloride 40 mg/vial for the 50 mg vial, 80 mg/vial for the 100 mg vial, 80 mg/vial for the 200 mg vial, 140 mg/vial for the 350 mg vial, and 450 mg/vial for the 500 mg vial. Sodium hydroxide and/or hydrochloric acid are used to adjust the pH to approximately 8.1 during manufacture. Reconstitute with Bacteriostatic Water for Injection, USP, which contains benzyl alcohol (see WARNINGS section), or with Sterile Water for Injection, USP. structural formula

Lincomycin Injection, USP is a sterile solution containing lincomycin hydrochloride which is the monohydrated salt of lincomycin, a lincosamide antibacterial produced by the growth of a member of the lincolnensis group of Streptomyces lincolnensis (Fam. Streptomycetaceae ). The chemical name for lincomycin hydrochloride is Methyl 6,8-dideoxy-6-(1-methyl-trans-4-propyl-L-2-pyrolidinecarboxamido)-1-thio-D-erythro-α-D-galacto-octopyranoside monohydrochloride monohydrate. The molecular formula of lincomycin hydrochloride is C 18 H 34 N 2 O 6 S·HCl·H 2 O and the molecular weight is 461.01. The structural formula is represented below: Lincomycin hydrochloride is a white or practically white, crystalline powder and is odorless or has a faint odor. Its solutions are acid and are dextrorotatory. Lincomycin hydrochloride is freely soluble in water; soluble in dimethylformamide and very slightly soluble in acetone. Lincomycin Injection, USP contains lincomycin hydrochloride in a sterile, clear, colorless solution with benzyl alcohol used as a preservative 9.45 mg/mL, and water for injection. Lincomycin Injection, USP is a sterile solution for intramuscular and intravenous use. Lincomycin Injection, USP is supplied in 2 mL and 10 mL multiple-dose vials containing 300 mg/mL of lincomycin (equivalent to 340 mg/mL of lincomycin hydrochloride, USP). structural formula

Memantine hydrochloride is an orally active NMDA receptor antagonist. The chemical name for memantine hydrochloride is 1-amino-3,5-dimethyladamantane hydrochloride with the following structural formula: The molecular formula is C 12 H 21 N•HCl and the molecular weight is 215.76. Memantine hydrochloride, USP occurs as a fine white to off-white powder and is soluble in water. Memantine Hydrochloride Extended-Release Capsules are supplied for oral administration as 7 mg, 14 mg, 21 mg, and 28 mg capsules. Each capsule contains extended release beads with the labeled amount of memantine hydrochloride and the following inactive ingredients: ammonium hydroxide, ethylcellulose, hydroxyethyl cellulose, hypromellose, medium chain triglycerides, oleic acid, polyethylene glycol, sugar spheres and talc. The capsule shell contains FD&C blue 1 (14 mg, 21 mg, 28 mg), FD&C yellow 6 (14 mg, 21 mg, 28 mg), gelatin, titanium dioxide and yellow iron oxide (7 mg, 14 mg). The imprinting ink contains black iron oxide (7 mg, 14 mg, 21 mg), potassium hydroxide (7 mg, 14 mg, 21 mg), shellac and titanium dioxide (28 mg). chemical structure

Methocarbamol injection, USP, a carbamate derivative of guaifenesin, is a central nervous system (CNS) depressant with sedative and musculoskeletal relaxant properties. It is a sterile, pyrogen-free solution intended for intramuscular or intravenous administration. Each mL contains: methocarbamol, USP 100 mg, polyethylene glycol 300, NF 0.5 mL, Water for Injection, USP q.s. The pH is adjusted, when necessary, with hydrochloric acid and/or sodium hydroxide. The chemical name of methocarbamol is 3‑(2‑methoxyphenoxy)‑1,2-propanediol 1‑carbamate and has the empirical formula of C 11 H 15 NO 5 . Its molecular weight is 241.24. The structural formula is shown below: Methocarbamol is a white powder, sparingly soluble in water and chloroform, soluble in alcohol (only with heating) and propylene glycol, and insoluble in benzene and n ‑hexane. Methocarbamol Injection has a pH between 3.5 and 6.0. AFTER MIXING WITH I.V. INFUSION FLUIDS, DO NOT REFRIGERATE . structural formula

Mycophenolic Acid Delayed-Release Tablets, USP are an enteric formulation of mycophenolate sodium that delivers the active moiety mycophenolic acid (MPA). Mycophenolic acid is an immunosuppressive agent. As the sodium salt, MPA is chemically designated as (E)-6-(4-hydroxy-6-methoxy-7-methyl-3-oxo-1,3-dihydroisobenzofuran-5-yl)-4-methylhex-4­ enoic acid sodium salt. Its empirical formula is C 17 H 19 O 6 Na. The molecular weight is 342.32 g/mol and the structural formula is: Mycophenolate sodium, USP as the sodium salt, is a white to off-white, crystalline powder and is highly soluble in aqueous media at physiological pH and practically insoluble in 0.1N hydrochloric acid. Mycophenolic Acid Delayed-Release Tablets USP, 180 mg and 360 mg are available for oral use as delayed-release tablets containing either 180 mg or 360 mg of mycophenolic acid. Inactive ingredients include colloidal silicon dioxide, corn starch, crospovidone, hypromellose phthalate, lactose monohydrate, magnesium stearate and povidone. The color coating material of 180 mg product consists of FD&C blue # 1 aluminum lake, FD&C yellow # 6 aluminum lake, ferric oxide yellow, mono- and di-glycerides, polyethylene glycol polyvinyl alcohol graft copolymer, polyvinyl alcohol, talc and titanium dioxide. The color coating material of 360 mg product consists of FD&C yellow # 6 aluminum lake, ferric oxide red, ferric oxide yellow, hypromellose, polyethylene glycol and titanium dioxide. chemical structure-slate-run

Olmesartan medoxomil, amlodipine, and hydrochlorothiazide tablets provided as a tablet for oral administration, is a fixed combination of olmesartan medoxomil (ARB), amlodipine (CCB), and hydrochlorothiazide (thiazide diuretic). Olmesartan medoxomil, a prodrug, is hydrolyzed to olmesartan during absorption from the gastrointestinal tract. Olmesartan medoxomil, a component of olmesartan medoxomil, amlodipine, and hydrochlorothiazide tablets, is chemically described as 2,3-dihydroxy-2-butenyl 4-(1-hydroxy-1-methylethyl)-2-propyl-1-[ p-(o -1 H -tetrazol-5-ylphenyl)benzyl]imidazole-5-carboxylate, cyclic 2,3-carbonate. Its empirical formula is C 29 H 30 N 6 O 6 . Amlodipine besylate, a component of olmesartan medoxomil, amlodipine, and hydrochlorothiazide tablets, is chemically described as 3-ethyl-5-methyl (±)-2-[(2-aminoethoxy)methyl]-4-(2-chlorophenyl)-1,4-dihydro-6-methyl-3,5-pyridinedicarboxylate, monobenzenesulphonate. Its empirical formula is C 20 H 25 CIN 2 O 5 •C 6 H 6 O 3 S. Hydrochlorothiazide, a component of olmesartan medoxomil, amlodipine, and hydrochlorothiazide tablets, is chemically described as 6-chloro-3,4-dihydro-2 H -1,2,4-benzo-thiazidiazine-7-sulfonamide 1,1-dioxide. Its empirical formula is C 7 H 8 CIN 3 O 4 S 2 . The structural formula for olmesartan medoxomil is: The structural formula for amlodipine besylate is: The structural formula for hydrochlorothiazide is: Olmesartan Medoxomil, Amlodipine, and Hydrochlorothiazide Tablets contains olmesartan medoxomil, a white to off-white crystalline powder, amlodipine besylate, a white or almost white powder, and hydrochlorothiazide, a white or practically white, crystalline powder. The molecular weights of olmesartan medoxomil, amlodipine besylate, and hydrochlorothiazide are 558.6, 567.1, and 297.7, respectively. Olmesartan medoxomil is practically insoluble in water and sparingly soluble in methanol. Amlodipine besylate is slightly soluble in water and sparingly soluble in ethanol. Hydrochlorothiazide is slightly soluble in water but freely soluble in sodium hydroxide solution. Each tablet of olmesartan medoxomil, amlodipine, and hydrochlorothiazide also contains the following inactive ingredients: colloidal silicon dioxide, croscarmellose sodium, lactose monohydrate, magnesium stearate, microcrystalline cellulose, pregelatinized starch and talc. The color coating contains polyvinyl alcohol, titanium dioxide, polyethylene glycol and talc. In addition, the 20 mg/5 mg/12.5 mg tablets contains black iron oxide, red iron oxide and yellow iron oxide; the 40 mg/10 mg/25 mg tablets and 40 mg/10 mg/12.5 mg tablets contains red iron oxide and yellow iron oxide; the 40 mg/5 mg/12.5 mg tablets and 40 mg/5 mg/25 mg tablets contain yellow iron oxide. olmesartan-medoxomil amlodipine-besylate hctz

Oseltamivir phosphate, an influenza neuraminidase inhibitor (NAI), is available as: Capsules containing 75 mg of oseltamivir for oral use, in the form of oseltamivir phosphate In addition to the active ingredient, each capsule contains croscarmellose sodium, povidone K30, pregelatinized starch, sodium stearyl fumarate and talc. The 75 mg capsule shell contains gelatin, titanium dioxide, FD&C Blue 1 and FD&C Red 3. Each capsule is printed with black ink, which includes shellac, propylene glycol, black iron oxide and potassium hydroxide. Oseltamivir phosphate is a white crystalline solid with the chemical name (3R,4R,5S)-4-acetylamino-5-amino-3(1-ethylpropoxy)-1-cyclohexene-1-carboxylic acid, ethyl ester, phosphate (1:1). The chemical formula is C 16 H 28 N 2 O 4 (free base). The molecular weight is 312.4 for oseltamivir free base and 410.4 for oseltamivir phosphate salt. The structural formula is as follows: Meets USP Dissolution Test 2. chemical structure

Potassium Chloride Extended-Release Tablets USP are a solid oral dosage form of potassium chloride containing 750 mg and 1,500 mg of potassium chloride, USP, equivalent to 10 mEq and 20 mEq of potassium, respectively, in a film-coated (not enteric-coated), wax matrix tablet. The chemical name is potassium chloride, and the structural formula is KCl. Potassium chloride, USP, occurs as a white, granular powder or as colorless crystals. It is odorless and has a saline taste. Its solutions are neutral to litmus. It is freely soluble in water and insoluble in alcohol. Each tablet contains the labeled amount of potassium chloride and the following inactive ingredients: colloidal silicon dioxide, hydrogenated vegetable oil, microcrystalline cellulose, polyvinyl acetate, povidone, sodium lauryl sulfate and triethyl citrate. The coating material of 10 mEq (750 mg) product contains ferrosoferric oxide, iron oxide yellow, mono- and di-glycerides, polyethylene glycol polyvinyl alcohol graft copolymer, polyvinyl alcohol, talc and titanium dioxide. The coating material of 20 mEq (1500 mg) product contains hypromellose and talc. FDA approved assay test differs from USP. FDA approved dissolution test specifications differ from USP.

Potassium Chloride Extended-Release Tablets, USP are a solid oral dosage form of potassium chloride. Each contains 600 mg or 750 mg of potassium chloride equivalent to 8 mEq or 10 mEq of potassium in a wax matrix tablet. Potassium Chloride Extended-Release Tablets, USP are an electrolyte replenisher. The chemical name is potassium chloride, and the structural formula is KCl. Potassium chloride, USP is a white, granular powder or colorless crystals. It is odorless and has a saline taste. Its solutions are neutral to litmus. It is freely soluble in water and insoluble in alcohol. Inactive Ingredients: colloidal silicon dioxide, hydroxypropyl cellulose and hydrogenated vegetable oil. The film coating contains lecithin, polyethylene glycol, polyvinyl alcohol, talc and titanium dioxide. FDA approved dissolution test specifications differ from USP.

Sodium nitroprusside is disodium pentacyanonitrosylferrate(2-) dihydrate, a hypotensive agent whose structural formula is whose molecular formula is Na 2 [Fe(CN) 5 NO] • 2H 2 O, and whose molecular weight is 297.95. Dry sodium nitroprusside is a reddish-brown powder, soluble in water. In an aqueous solution infused intravenously, sodium nitroprusside is a rapid-acting vasodilator, active on both arteries and veins. Sodium nitroprusside solution is rapidly degraded by trace contaminants, often with resulting color changes. (See DOSAGE AND ADMINISTRATION section.) The solution is also sensitive to certain wavelengths of light, and it must be protected from light in clinical use. Sodium Nitroprusside Injection is available as: 50 mg Single Dose Vial – Each 2 mL vial contains the equivalent of 50 mg sodium nitroprusside dihydrate in sterile water for injection. image-01

Sodium nitroprusside is disodium pentacyanonitrosylferrate (2-) dihydrate, a hypotensive agent whose structural formula is Sodium Nitroprusside has a molecular formula Na 2 [Fe(CN) 5 NO] • 2H 2 O and molecular weight of 297.95. Dry sodium nitroprusside is a reddish-brown powder, soluble in water. Sodium nitroprusside solution is rapidly degraded by trace contaminants, often with resulting color changes [see Dosage and Administration ( 2.1 )]. Sodium Nitroprusside in 0.9% Sodium Chloride Injection, ready to use is supplied as a sterile, unpreserved, colorless to red-brown solution packaged in a single-dose 100-mL vial. Each 100 mL of solution in vial contains 50 mg of sodium nitroprusside (0.5 mg/mL), 900 mg of sodium chloride, USP (9 mg/mL), in sterile water for injection, USP. Sodium Nitroprusside in 0.9% Sodium Chloride Injection, ready to use is also supplied as a sterile, unpreserved, colorless to red-brown solution packaged in a single-dose 100-mL vial. Each 100 mL of solution in vial contains 20 mg of sodium nitroprusside (0.2 mg/mL), 900 mg of sodium chloride, USP (9 mg/mL), in sterile water for injection, USP. Sodium Nitroprusside in 0.9% Sodium Chloride Injection, ready to use is also supplied as a sterile, unpreserved, colorless to red-brown solution packaged in a single-dose 50-mL vial. Each 50 mL of solution in vial contains 10 mg of sodium nitroprusside (0.2 mg/mL), 450 mg of sodium chloride, USP (9 mg/mL), in sterile water for injection, USP. chemical structure

Tetrabenazine tablets contains tetrabenazine is a monoamine depletor for oral administration. The molecular weight of tetrabenazine is 317.42; the pKa is 6.51. Tetrabenazine is a hexahydro-dimethoxy‑benzoquinolizine derivative and has the following chemical name: cis rac –1,3,4,6,7,11b‑ hexahydro-9,10-dimethoxy-3-(2-methylpropyl)-2H-benzo[a]quinolizin-2-one. The empirical formula C 19 H 27 NO 3 is represented by the following structural formula: Tetrabenazine is a white to pale yellow powder that is soluble in chloroform and sparingly soluble in methanol. Each tetrabenazine tablet contains either 12.5 or 25 mg of tetrabenazine as the active ingredient. Tetrabenazine tablets contain tetrabenazine as the active ingredient and the following inactive ingredients: lactose monohydrate, pregelatinized starch, ferric oxide yellow, talc and magnesium stearate. Tetrabenazine tablets are supplied as a light yellow to yellow, functionally scored tablet containing 25 mg of tetrabenazine or as a light yellow to yellow, non-scored tablet containing 12.5 mg of tetrabenazine. tetrabenazine-str-01.jpg

Tolterodine Tartrate Extended-Release Capsules, USP contain tolterodine tartrate. The active moiety, tolterodine, is a muscarinic receptor antagonist. The chemical name of tolterodine tartrate is (R)-N,N-diisopropyl-3-(2-hydroxy-5-methylphenyl)-3-phenylpropanamine L-hydrogen tartrate. The empirical formula of tolterodine tartrate is C 26 H 37 NO 7 , . Its structure is: Tolterodine tartrate is a white, crystalline powder with a molecular weight of 475.6. The pK a value is 9.87 and the solubility in water is 12 mg/mL. It is soluble in methanol, slightly soluble in ethanol, and practically insoluble in toluene. The partition coefficient (Log D) between n-octanol and water is 1.83 at pH 7.3. Each capsule contains 2 mg or 4 mg of tolterodine tartrate with the following inactive ingredients: ethylcellulose, hypromellose, medium-chain triglycerides, oleic acid, sugar spheres (composed of corn starch and sucrose) and talc. The capsule shell contains FD&C Blue No.1, FD&C Red No.40 (4 mg), gelatin, titanium dioxide and ferric oxide yellow (2 mg). The imprinting ink contains ferrosoferric oxide, potassium hydroxide and shellac. FDA approved dissolution test specifications differ from USP. Chemical Structure

Trospium Chloride Extended-Release Capsules are an extended-release formulation of trospium chloride, a quaternary ammonium compound with the chemical name of Spiro [8-azoniabicyclo[3.2.1]octane-8,1'-pyrrolidinium], 3­[(hydroxydiphenylacetyl)oxy]-, chloride, (1α, 3β, 5α). The empirical formula of trospium chloride is C 25 H 30 ClNO 3 and its molecular weight is 427.97. The structural formula of trospium chloride is represented below: Trospium chloride is a fine, colorless to slightly yellow, crystalline solid. The compound’s solubility in water is approximately 1 g/2 mL. Trospium Chloride Extended-Release Capsules contain 60 mg of trospium chloride, a muscarinic antagonist, for oral administration. Each capsule also contains the following inactive ingredients: ethylcellulose, FD&C Yellow 6, gelatin, hypromellose, methacrylic acid, methyl acrylate, methyl methacrylate, polyethylene glycol 3350, polysorbate 80, polyvinyl alcohol, sodium lauryl sulfate, sugar spheres, talc, titanium dioxide, and triethyl citrate. The imprinting ink have the following ingredients: ferrosoferric oxide, potassium hydroxide and shellac. api-structure

Vancomycin Hydrochloride for Injection USP is a lyophilized powder, for preparing intravenous (IV) infusions, in vials each containing the equivalent of 500 mg or 1 g vancomycin base. 500 mg of the base are equivalent to 0.34 mmol. When reconstituted with Sterile Water for Injection to a concentration of 50 mg/mL, the pH of the solution is between 2.5 and 4.5. This product is oxygen sensitive. Vancomycin Hydrochloride for Injection USP should be administered intravenously in diluted solution (see DOSAGE AND ADMINISTRATION ), AFTER RECONSTITUTION FURTHER DILUTION IS REQUIRED BEFORE USE . Vancomycin is a tricyclic glycopeptide antibiotic derived from Amycolatopasis orientalis (formerly Nocardia orientals ). The chemical name for vancomycin hydrochloride is 3S- [3 R *,6 S *( S *),7 S *,22 S *, 23 R *,26 R *,36 S *,38a S *]]-3-(2-Amino-2-oxoethyl)-44-[[2-O-(3-amino-2,3,6-trideoxy-3-C-methyl-α-L-lyxo-hexopyranosyl)-ß-D-glucopyranosyl]oxy]-10,19-dichloro-2,3,4,5,6,7,23,24,25,26,36,37,38,38a-tetradecahydro-7,22,28,30,32-pentahydroxy-6-[[4-methyl-2-(methylamino)-1-oxopentyl]amino]-2,5,24,38,39-pentaoxo-22 H -8,11:18,21-dietheno-23,36-(iminomethano)-13,16:31,35-dimetheno-1 H ,16 H -[1,6,9] oxadiazacyclohexadecino[4,5- m ][10,2,16]-benzoxadiazacyclotetracosine-26-carboxylic acid, monohydrochloride. The molecular formula is C 66 H 75 Cl 2 N 9 O 24 • HCl and the molecular weight is 1,485.74. Vancomycin hydrochloride has the following structural formula: structural-formula

Vancomycin hydrochloride for injection, USP is an off-white to buff-colored lyophilized powder, for preparing intravenous (IV) infusions, in Pharmacy Bulk Package bottles containing the equivalent of 5 g or 10 g vancomycin base. 500 mg of the base are equivalent to 0.34 mmol. When reconstituted with Sterile Water for Injection to a concentration of 50 mg/mL for the 5 g Pharmacy Bulk Package bottle and 100 mg/mL for the 10 g Pharmacy Bulk Package bottle, the pH of the solution is between 2.5 and 4.5. This product is oxygen sensitive. Vancomycin hydrochloride for injection, USP should be administered intravenously in diluted solution (see DOSAGE AND ADMINISTRATION ), AFTER RECONSTITUTION FURTHER DILUTION IS REQUIRED BEFORE USE. Vancomycin is a tricyclic glycopeptide antibiotic derived from Amycolatopsis orientalis (formerly Nocardia orientalis ). The chemical name for vancomycin hydrochloride is 3S-[3 R *,6 S *( S *),7 S *,22 S *,23 R *,26R*, 36 S *,38a S *]]-3-(2-Amino-2-oxoethyl)-44-[[2-O-(3-amino-2,3,6-trideoxy-3-C-methyl- a -L-lyxo-hexopyranosyl)-β-D-glucopyranosyl]oxy]-10,19-dichloro-2,3,4,5,6,7,23,24,25,26,36, 37,38,38a-tetradecahydro-7,22,28,30,32-pentahydroxy-6-[[4-methyl-2-(methylamino)-1-oxopentyl]amino]-2,5,24,38,39-pentaoxo-22H-8,11:18,21-dietheno-23,36-(iminomethano)-13,16:31,35-dimetheno-1H,16H-[1,6,9]oxadi-azacyclohexadecino[4,5- m ][10,2,16]-benzoxa-diazacyclotetracosine-26-carboxylic acid, monohydrochloride. The molecular formula is C 66 H 75 Cl 2 N 9 O 24 • HCl and the molecular weight is 1,485.74. Vancomycin hydrochloride has the following structural formula: 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. image description

Voriconazole, an azole antifungal agent is available as a powder for oral suspension. The structural formula is: Voriconazole is designated chemically as (2R,3S)-2-(2,4- difluorophenyl) -3- (5-fluoro- 4- pyrimidinyl)-1-(1 H -1,2,4-triazol-1-yl)-2butanol with an empirical formula of C 16 H 14 F 3 N 5 O and a molecular weight of 349.3. Voriconazole, USP drug substance is a white to light-colored powder. Voriconazole for Oral Suspension is a white to off-white powder providing a white to off-white, orange-flavored suspension when reconstituted. Bottles containing 45 grams powder for oral suspension, which contain 3 g of voriconazole, are intended for reconstitution with water to produce a suspension containing 40 mg/mL voriconazole, USP. The inactive ingredients include anhydrous citric acid, colloidal silicon dioxide, orange flavor, sodium benzoate, sodium citrate dihydrate, sucrose, titanium dioxide, and xanthan gum. chemical structure