amneal pharmaceuticals llc - Medication Listings

Fosphenytoin sodium injection, USP is a prodrug intended for parenteral administration; its active metabolite is phenytoin. 1.5 mg fosphenytoin sodium, USP (hereafter referred to as fosphenytoin) equivalent to 1 mg phenytoin sodium and is referred to as 1 mg phenytoin equivalents (PE). The amount and concentration of fosphenytoin is always expressed in terms of mg PE. Fosphenytoin injection is marketed in 2 mL vials containing a total of 100 mg PE and 10 mL vials containing a total of 500 mg PE. The concentration of each vial is 50 mg PE/mL. Fosphenytoin is supplied in vials as a ready-mixed solution in Water for Injection, USP, and Tromethamine, USP (TRIS), buffer adjusted to pH 8.6 to 9.0 with either Hydrochloric Acid, NF, or Sodium Hydroxide, NF. Fosphenytoin injection is a clear, colorless to pale yellow, sterile solution. The chemical name of fosphenytoin is 5,5-diphenyl-3-[(phosphonooxy)methyl]-2,4-imidazolidinedione disodium salt. The molecular structure of fosphenytoin is: The molecular weight of fosphenytoin is 406.24. IMPORTANT NOTE: Throughout all fosphenytoin injection product labeling, the amount and concentration of fosphenytoin are always expressed in terms of phenytoin sodium equivalents (PE). Fosphenytoin’s weight is expressed as phenytoin sodium equivalents to avoid the need to perform molecular weight-based adjustments when substituting fosphenytoin for phenytoin or vice versa. Care should be taken to ensure that fosphenytoin is always prescribed and dispensed in phenytoin sodium equivalents (PE) (see DOSAGE AND ADMINISTRATION ). Structural Formula

Fulvestrant injection for intramuscular administration is an estrogen receptor antagonist. The chemical name is 7-alpha-[9-(4,4,5,5,5-penta fluoropentylsulphinyl) nonyl]estra-1,3,5-(10)- triene-3,17-beta-diol. The molecular formula is C 32 H 47 F 5 O 3 S and its structural formula is: Fulvestrant, USP is a white powder with a molecular weight of 606.77. The solution for injection is a clear, colorless to yellow, viscous liquid. Fulvestrant injection is supplied as two 5 mL clear glass barrels, each containing 250 mg/5 mL of fulvestrant injection solution for intramuscular injection. Each injection contains as inactive ingredients: 12.29% v/v Alcohol, USP; 10% w/v Benzyl Alcohol, NF; 15% w/v Benzyl Benzoate, USP as co-solvents; and made up to 100% w/v with Castor Oil, USP as a co-solvent and release rate modifier. 1

Fulvestrant injection for intramuscular administration is an estrogen receptor antagonist. The chemical name is 7-alpha-[9-(4,4,5,5,5-penta fluoropentylsulphinyl) nonyl]estra-1,3,5-(10)- triene-3,17-beta-diol. The molecular formula is C 32 H 47 F 5 O 3 S and its structural formula is: Fulvestrant, USP is a white powder with a molecular weight of 606.77. The solution for injection is a clear, colorless to yellow, viscous liquid. Fulvestrant injection is supplied as two 5 mL clear glass barrels, each containing 250 mg/5 mL of fulvestrant injection solution for intramuscular injection. Each injection contains as inactive ingredients: 12.29% v/v Alcohol, USP; 10% w/v Benzyl Alcohol, NF; 15% w/v Benzyl Benzoate, USP as co-solvents; and made up to 100% w/v with Castor Oil, USP as a co-solvent and release rate modifier. 16

Pegfilgrastim-pbbk is a covalent conjugate of recombinant methionyl human G-CSF and monomethoxypolyethylene glycol. Recombinant methionyl human G-CSF is a water-soluble 175 amino acid protein with a molecular weight of approximately 19 kilodaltons (kD). Recombinant methionyl human G-CSF is obtained from the bacterial fermentation of a strain of E coli transformed with a genetically engineered plasmid containing the human G-CSF gene. To produce pegfilgrastim-pbbk, a 20 kD monomethoxypolyethylene glycol molecule is covalently bound to the N-terminal methionyl residue of recombinant methionyl human G-CSF. The average molecular weight of pegfilgrastim-pbbk is approximately 39 kD. Kanamycin is used during the manufacturing process but is undetectable in the final product. FYLNETRA (pegfilgrastim-pbbk) injection is supplied in 0.6 mL prefilled syringes for manual subcutaneous injection. The prefilled syringe does not bear graduation marks and is designed to deliver the entire contents of the syringe (6 mg/0.6 mL). The delivered 0.6 mL dose from the prefilled syringe contains 6 mg pegfilgrastim-pbbk (based on protein weight) in a sterile, clear, colorless to slightly yellow, preservative-free solution (pH 4.0) containing acetic acid (0.36 mg), polysorbate 20 (0.02 mg), sodium hydroxide (0.03 mg), and sorbitol (30 mg) in Water for Injection, USP.

Glycopyrrolate Injection, USP is a synthetic anticholinergic agent. Each 1 mL contains glycopyrrolate, USP 0.2 mg, water for injection, USP q.s., pH adjusted, when necessary, with hydrochloric acid and/or sodium hydroxide. For Intramuscular (IM) or Intravenous (IV) administration. Solution does not contain preservatives. Glycopyrrolate is a quaternary ammonium salt with the following chemical name: pyrrolidinium, 3-[(SR) (cyclopentylhydroxyphenylacetyl) oxy]-1,1-dimethyl-, [RS-] bromide. The molecular formula is C 19 H 28 BrNO 3 and the molecular weight is 398.34 g/mol. Its structural formula is as follows: Glycopyrrolate, USP occurs as a white, odorless crystalline powder. It is soluble in water and alcohol, and practically insoluble in chloroform and ether. Unlike atropine, glycopyrrolate is completely ionized at physiological pH values. Glycopyrrolate Injection, USP is a clear, colorless, sterile solution; pH 2.0 to 3.0. The partition coefficient of glycopyrrolate in a n-octanol/water system is 0.304 (log 10 P = -1.52) at ambient room temperature (24°C). figure

Glycopyrrolate injection, USP is a synthetic anticholinergic agent. Each 1 mL contains: Glycopyrrolate, USP ……………………………………….……….0.2 mg Water for injection, USP…………………………………….….…..q.s. Benzyl alcohol, NF ………………………………………………….0.9% (preservative) pH adjusted, when necessary, with hydrochloric acid and/or sodium hydroxide. For Intramuscular (IM) or Intravenous (IV) administration. Glycopyrrolate is a quaternary ammonium salt with the following chemical name: 3[(cyclopentylhydroxyphenylacetyl)oxy]-1,1-dimethyl pyrrolidinium bromide. The molecular formula is C 19 H 28 BrNO 3 and the molecular weight is 398.33. Its structural formula is as follows: C 19 H 28 BrNO 3 MW 398.33 Glycopyrrolate, USP occurs as a white, odorless crystalline powder. It is soluble in water and alcohol, and practically insoluble in chloroform and ether. Unlike atropine, glycopyrrolate is completely ionized at physiological pH values. Glycopyrrolate injection, USP is a clear, colorless, sterile liquid; pH 2.0 to 3.0. The partition coefficient of glycopyrrolate in a n-octanol/water system is 0.304 (log 10 P= -1.52) at ambient room temperature (24°C). structure

Uses helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive.

Uses helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive temporarily relieves: cough due to minor throat and bronchial irritation as may occur with the common cold or inhaled irritants the intensity of coughing the impulse to cough to help you get to sleep

Uses helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive temporarily relieves: cough due to minor throat and bronchial irritation as may occur with the common cold or inhaled irritants the intensity of coughing the impulse to cough to help you get to sleep

Guanfacine hydrochloride, USP is a centrally acting antihypertensive with α 2 -adrenoceptor agonist properties in tablet form for oral administration. The chemical name of guanfacine hydrochloride, USP is N-amidino-2-(2,6-dichlorophenyl) acetamide hydrochloride and its molecular weight is 282.56. Its structural formula is: Guanfacine hydrochloride, USP is a white to off-white powder; sparingly soluble in water and alcohol and slightly soluble in acetone. Each tablet, for oral administration, contains guanfacine hydrochloride, USP equivalent to 1 mg or 2 mg guanfacine. In addition, each tablet contains the following inactive ingredients: microcrystalline cellulose, pregelatinized starch, and stearic acid. 042bf3b6-figure-01

Hydrocodone Bitartrate and Acetaminophen is available in tablet form for oral administration. Hydrocodone bitartrate, USP is an opioid analgesic and occurs as fine, white crystals or as a crystalline powder. It is affected by light. The chemical name is 4,5α-epoxy-3-methoxy-17-methylmorphinan-6-one tartrate (1:1) hydrate (2:5). It has the following structural formula: Acetaminophen, USP, 4´-hydroxyacetanilide, a slightly bitter, white, odorless, crystalline powder, is a non-opiate, non-salicylate analgesic and antipyretic. It has the following structural formula: Each Hydrocodone Bitartrate and Acetaminophen Tablet, USP, 7.5 mg/325 mg contains: Hydrocodone Bitartrate, USP ...... 7.5 mg Acetaminophen, USP ................. 325 mg In addition, each tablet contains the following inactive ingredients: colloidal silicon dioxide, crospovidone, magnesium stearate, microcrystalline cellulose, povidone, pregelatinized starch and stearic acid. This product complies with USP dissolution test 1. Hydro Bit Structural Formula Acetaminophen Structural Formula

Hydroxyzine hydrochloride, USP has the chemical name of 2-[2-[4-(p-Chloro-α-phenylbenzyl)-1-piperazinyl]ethoxy] ethanol dihydrochloride. C 21 H 27 ClN 2 0 2 •2HCI M.W. 447.83 Hydroxyzine hydrochloride, USP occurs as a white, odorless powder which is very soluble in water. Each tablet for oral administration contains 10 mg, 25 mg or 50 mg hydroxyzine HCl, USP. Inactive ingredients include anhydrous lactose, carnauba wax, colloidal silicon dioxide, crospovidone, hypromellose, magnesium stearate, microcrystalline cellulose, polydextrose, polyethylene glycol, sodium starch glycolate, titanium dioxide and triacetin. structural formula

Icosapent ethyl, a lipid-regulating agent, is supplied as either a 0.5 gram or a 1 gram amber-colored, liquid-filled soft gelatin capsule for oral use. Each icosapent ethyl capsule contains either 0.5 grams of icosapent ethyl (in a 0.5 gram capsule) or 1 gram of icosapent ethyl (in a 1 gram capsule). Icosapent ethyl is an ethyl ester of the omega-3 fatty acid eicosapentaenoic acid (EPA). The empirical formula of icosapent ethyl is C 22 H 34 O 2 and the molecular weight is 330.50. The chemical name for icosapent ethyl is ethyl all-cis-5,8,11,14,17-icosapentaenoate with the following chemical structure: Icosapent ethyl capsules also contain the following inactive ingredients: gelatin, glycerin, isopropyl alcohol, maltitol, purified water, printing ink white and sorbitol sorbitan solution. Image

Indomethacin extended-release capsules, USP are nonsteroidal anti-inflammatory drugs, available as capsules containing 75 mg of indomethacin, USP, administered for oral use. The chemical name is 1-(4-chlorobenzoyl)-5-methoxy-2-methyl-1 H -indole-3-acetic acid. The molecular weight is 357.8. Its molecular formula is C 19 H 16 ClNO 4 , and it has the following chemical structure. Indomethacin, USP is a white to yellow crystalline powder. It is practically insoluble in water and sparingly soluble in alcohol. It has a pKa of 4.5 and is stable in neutral or slightly acidic media and decomposes in strong alkali. The inactive ingredients in indomethacin extended-release capsules USP, 75 mg include: ammonia, black iron oxide, butyl alcohol, corn starch, dehydrated alcohol, FD&C Blue No. 1, FD&C Green No.3, FD&C Yellow No. 5, FD&C Red No. 40, gelatin, isopropyl alcohol, lactose monohydrate, potassium hydroxide, povidone, propylene glycol, shellac, sucrose and talc. This Product meets the USP Drug Release Test 2 Specifications. structure

Irbesartan is an angiotensin II receptor (AT 1 subtype) antagonist. Irbesartan is a non-peptide compound, chemically described as a 2-butyl-3-[ p -( o -1 H -tetrazol-5-ylphenyl)benzyl]-1,3-diazaspiro[4.4]non-1-en-4-one. Its empirical formula is C 25 H 28 N 6 O, and the structural formula: Irbesartan, USP is a white to off-white crystalline powder with a molecular weight of 428.5. It is a nonpolar compound with a partition coefficient (octanol/water) of 10.1 at pH of 7.4. Irbesartan, USP is slightly soluble in alcohol and methylene chloride and practically insoluble in water. Irbesartan tablets, USP are available for oral administration as unscored tablets containing 75 mg, 150 mg, or 300 mg of irbesartan, USP. Inactive ingredients include: croscarmellose sodium, hypromellose, lactose monohydrate, magnesium stearate, microcrystalline cellulose, and silicon dioxide. 1

Isoproterenol hydrochloride is 3,4-Dihydroxy-α-[(isopropylamino)methyl] benzyl alcohol hydrochloride, a synthetic sympathomimetic amine that is structurally related to epinephrine but acts almost exclusively on beta receptors. The molecular formula is C11H17NO3 ·HCl. It has a molecular weight of 247.72 g/mol and the following structural formula: Isoproterenol hydrochloride, USP is a racemic compound. Isoproterenol hydrochloride, USP is white to practically white crystalline powder and freely soluble in water, soluble in alcohol, less soluble in dehydrated alcohol, insoluble in chloroform and in ether. Each milliliter of the sterile solution contains: Isoproterenol hydrochloride, USP 0.2 mg Edetate Disodium (EDTA) 0.2 mg Sodium Chloride 7.0 mg Sodium Citrate, Dihydrate 2.07 mg Citric Acid, Anhydrous 2.5 mg Water for Injection q.s. The pH is adjusted between 2.5 and 4.5 with hydrochloric acid or sodium hydroxide. The sterile solution is nonpyrogenic and can be administered by the intravenous route. 1

Itraconazole, USP is an azole antifungal agent. Itraconazole, USP is a 1:1:1:1 racemic mixture of four diastereomers (two enantiomeric pairs), each possessing three chiral centers. It may be represented by the following structural formula and nomenclature: (±)-1-[(R*)-sec-butyl]-4-[p-[4-[p-[[(2R*,4S*)-2-(2,4-dichlorophenyl)-2-(1H-1,2,4-triazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]-1-piperazinyl]phenyl]-Δ 2 -1,2,4-triazolin-5-one mixture with (±)-1-[(R*)-sec-butyl]-4-[p-[4-[p-[[(2S*,4R*)-2-(2,4-dichlorophenyl)-2-(1H-1,2,4-triazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]-1-piperazinyl]phenyl]-Δ 2 -1,2,4-triazolin-5-one or (±)-1-[(RS)-sec-butyl]-4-[p-[4-[p-[[(2R,4S)-2-(2,4-dichlorophenyl)-2-(1H-1,2,4-triazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]-1-piperazinyl]phenyl]-Δ 2 -1,2,4-triazolin-5-one. Itraconazole, USP has a molecular formula of C 35 H 38 Cl 2 N 8 O 4 and a molecular weight of 705.64. It is a white to slightly yellowish powder. It is insoluble in water, very slightly soluble in alcohols, and freely soluble in dichloromethane. It has a pKa of 3.70 (based on extrapolation of values obtained from methanolic solutions) and a log (n-octanol/water) partition coefficient of 5.66 at pH 8.1. Itraconazole oral solution contains 10 mg of itraconazole, USP per mL, solubilized by hydroxypropyl-β-cyclodextrin (400 mg/mL) as a molecular inclusion complex. Itraconazole oral solution is clear and yellowish in color with a target pH of 2. Other ingredients are caramel flavor, cherry flavor, hydrochloric acid, propylene glycol, purified water, sodium hydroxide, sodium saccharin, and sorbitol. Hydrochloric acid solution or sodium hydroxide solution may be added for adjustment of pH. 4

Itraconazole, USP is an azole antifungal agent. Itraconazole, USP is a 1:1:1:1 racemic mixture of four diastereomers (two enantiomeric pairs), each possessing three chiral centers. It may be represented by the following structural formula and nomenclature: (±)-1-[( R *)- sec -butyl]-4-[ p -[4-[ p -[[(2 R *,4 S *)-2-(2,4-dichlorophenyl)-2-(1 H -1,2,4-triazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]-1-piperazinyl]phenyl]-Δ 2 -1,2,4-triazolin-5-one mixture with (±)-1-[( R *)- sec -butyl]-4-[ p -[4-[ p -[[(2 S *,4 R *)-2-(2,4-dichlorophenyl)-2-(1 H -1,2,4-triazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]-1-piperazinyl]phenyl]-Δ 2 -1,2,4-triazolin-5-one or (±)-1-[( RS )- sec -butyl]-4-[ p -[4-[ p -[[(2 R ,4 S )-2-(2,4-dichlorophenyl)-2-(1 H -1,2,4-triazol-1-ylmethyl)-1,3-dioxolan-4-yl]methoxy]phenyl]-1-piperazinyl]phenyl]-Δ 2 -1,2,4-triazolin-5-one Itraconazole, USP has a molecular formula of C 35 H 38 Cl 2 N 8 O 4 and a molecular weight of 705.64. It is a white or almost white powder. It is insoluble in water, very slightly soluble in alcohols, and freely soluble in dichloromethane. It has a pKa of 3.70 (based on extrapolation of values obtained from methanolic solutions) and a log (n-octanol/water) partition coefficient of 5.66 at pH 8.1. Itraconazole capsules, USP contain 100 mg of itraconazole, USP coated on sugar spheres. Inactive ingredients are black iron oxide, FD&C Blue No. 1, gelatin, hypromellose, liquid glucose, microcrystalline cellulose, polyethylene glycol, potassium hydroxide, propylene glycol, shellac, sodium lauryl sulfate, starch (of maize), strong ammonia solution, sucrose and titanium dioxide. 1

Labetalol hydrochloride is an adrenergic receptor blocking agent that has both selective alpha 1 - and nonselective beta-adrenergic receptor blocking actions in a single substance. Labetalol hydrochloride is a racemate, chemically designated as 5-[1-hydroxy-2-[(1-methyl-3-phenylpropyl) amino]ethyl]salicylamide monohydrochloride and has the following structural formula: Labetalol hydrochloride has the molecular formula C 19 H 24 N 2 O 3 • HCl and a molecular weight of 364.87 g/mol. It has two asymmetric centers and therefore exists as a molecular complex of two diastereoisomeric pairs. Dilevalol, the R,R' stereoisomer, makes up 25% of racemic labetalol. Labetalol hydrochloride, USP is a white to off-white powder, sparingly soluble in water and in ethanol (96%), practically insoluble in methylene chloride. Labetalol hydrochloride injection, USP is a clear, colorless to light yellow aqueous sterile isotonic solution for intravenous injection. It has a pH range of 3.0 to 4.5. Each mL contains 5 mg labetalol hydrochloride, USP; 45 mg anhydrous dextrose; 0.1 mg edetate disodium; 0.8 mg methylparaben and 0.1 mg propylparaben as preservatives; citric acid monohydrate and sodium hydroxide, as necessary, to bring the solution into the pH range. 1

Lamotrigine, USP, an AED of the phenyltriazine class, is chemically unrelated to existing AEDs. Lamotrigine's chemical name is 3,5-diamino-6-(2,3-dichlorophenyl)- as -triazine, its molecular formula is C 9 H 7 N 5 Cl 2 , and its molecular weight is 256.09. Lamotrigine USP, is a white to pale cream-colored powder and has a pK a of 5.7. Lamotrigine USP, is very slightly soluble in water (0.17 mg/mL at 25°C) and slightly soluble in 0.1 M HCl (4.1 mg/mL at 25°C). The structural formula is: Lamotrigine extended-release tablets USP, are supplied for oral administration as 25 mg (yellow), 50 mg (green), 100 mg (beige), 200 mg (blue), 250 mg (purple) and 300 mg (gray) tablets. Each tablet contains the labeled amount of lamotrigine, USP and the following inactive ingredients: colloidal silicon dioxide, hypromellose, lactose monohydrate, macrogol, magnesium stearate, methacrylic acid copolymer dispersion, polyvinyl alcohol, talc, titanium dioxide and triethyl citrate. The 25 mg tablets also contain D&C Yellow No. 10 and FD&C Yellow No. 6. The 50 mg tablets also contain FD&C Blue No. 2 and iron oxide yellow. The 100 mg tablets also contain iron oxide red and iron oxide yellow. The 200 mg tablets also contain FD&C Blue No. 2. The 250 mg tablets also contain FD&C Blue No. 2 and FD&C Red No. 40. The 300 mg tablets also contain black iron oxide. Lamotrigine extended-release tablets, USP contain a modified-release eroding formulation as the core. The core tablets are coated with an enteric coat and have pore forming ingredient in the coat to enable a controlled release of the drug in the acidic environment of the stomach. The combinations of the modified-release core and the enteric coat are designed to control the dissolution rate of lamotrigine over a period of approximately 12 to 15 hours, leading to a gradual increase in serum lamotrigine levels. FDA approved dissolution test specifications differ from USP. Structural Formula

Leuprolide acetate is a synthetic nonapeptide analog of naturally occurring gonadotropin releasing hormone (GnRH or LH-RH). The analog possesses greater potency than the natural hormone. The chemical name is 5-oxo-L-prolyl-L-histidyl-L-tryptophyl-L-seryl-L-tyrosyl-D-leucyl-L-leucyl-L-arginyl- N -ethyl-L-prolinamide acetate (salt). It has a molecular formula C 59 H 84 N 16 O 12 and the molecular weight 1209.4. The chemical structure is: Leuprolide Acetate Injection is a sterile, aqueous, clear, colorless solution intended for subcutaneous injection. It is available in a 2.8 mL multiple-dose vial containing leuprolide acetate USP, 5 mg/mL (equivalent to 4.75 mg leuprolide free base), sodium chloride (6.3 mg/mL) for tonicity adjustment, benzyl alcohol as a preservative (9 mg/mL), and water for injection. The pH may have been adjusted with sodium hydroxide and/or acetic acid. 1

Levetiracetam, USP is an antiepileptic drug available as 250 mg (blue), 500 mg (yellow), 750 mg (dark pink), and 1,000 mg (white) tablets for oral administration. The chemical name of levetiracetam, USP, 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, USP is chemically unrelated to existing antiepileptic drugs (AEDs). It has the following structural formula: Levetiracetam, USP is a white to off-white crystalline powder with a faint odor and a bitter taste. It is very soluble in water (104 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 tablets, USP contain the labeled amount of levetiracetam, USP. Inactive ingredients: copovidone, croscarmellose sodium, magnesium stearate, polyethylene glycol 3350, polysorbate 80, polyvinyl alcohol, pregelatinized starch, talc, titanium dioxide, and additional agents listed below: 250 mg tablets: FD&C Blue #2/Indigo Carmine Aluminum Lake 500 mg tablets: Iron Oxide Yellow 750 mg tablets: FD&C Red #40/Allura Red A C Aluminum Lake Dissolution Method: Test 3 9596f2fe-figure-01

Levetiracetam oral solution, USP is an antiepileptic drug available as a clear, colorless, grape-flavored liquid (100 mg/mL) for oral administration. The chemical name of levetiracetam, USP, 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, USP is chemically unrelated to existing antiepileptic drugs (AEDs). It has the following structural formula: Levetiracetam, USP is a white to off-white crystalline powder with a faint odor and a bitter taste. It is very soluble in water (104 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 oral solution, USP contains 100 mg of levetiracetam, USP per mL. Inactive ingredients: anhydrous citric acid, artificial grape flavor, glycerin, magnasweet, maltitol, methylparaben, potassium acesulfame, propylparaben and sodium citrate. 690afec4-figure-01

Levoleucovorin is a folate analog and the pharmacologically active levo-isomer of d,l -leucovorin. The chemical name of levoleucovorin calcium is calcium (6 S )-N-{4-[[(2-amino-5-formyl-1,4,5,6,7,8-hexahydro-4-oxo-6-pteridinyl)methyl] amino]benzoyl}- L -glutamate mixed hydrates. The molecular formula is C 20 H 21 CaN 7 O 7 •nH 2 O (n = 3 to 6) and the molecular weight is 565.6 to 619.6. The molecular structure is: Levoleucovorin injection, for intravenous use is supplied as a sterile clear yellow color solution of 175 mg levoleucovorin in 17.5 mL per single-dose vial. Each mL contains levoleucovorin calcium mixed hydrates (equivalent to 10 mg levoleucovorin) and 8.3 mg sodium chloride. Sodium hydroxide is used for pH adjustment to pH 8.1 (6.5 to 8.5). 1

Lidocaine Ointment USP, 5% contains a local anesthetic agent and is administered topically. See INDICATIONS AND USAGE for specific uses. Lidocaine Ointment USP, 5% contains lidocaine USP, which is chemically designated as acetamide, 2-(diethylamino)- N -(2,6-dimethylphenyl)-,and has the following structural formula: Composition of Lidocaine Ointment USP, 5%: acetamide, 2-(diethylamino)- N -(2,6-dimethylphenyl)-, (lidocaine) 5% in a water miscible ointment vehicle containing polyethylene glycols. ab

Lidocaine patch 5% is comprised of an adhesive material containing 5% lidocaine, USP, which is applied to a non-woven polyester backing and covered with a polyethylene terephthalate (PET) film release liner. The release liner is removed prior to application to the skin. The size of the patch is 10 cm × 14 cm. Lidocaine, USP is chemically designated as acetamide, 2-(diethylamino)-N-(2,6-dimethylphenyl), has an octanol: water partition ratio of 43 at pH 7.4, and has the following structure: Each adhesive patch contains 700 mg of lidocaine, USP (50 mg per gram adhesive) in an aqueous base. It also contains the following inactive ingredients: dihydroxyaluminum aminoacetate, disodium edetate, gelatin, glycerin, kaolin, methylparaben, polyvinyl alcohol, propylparaben, propylene glycol, sodium carboxymethylcellulose, partially neutralized sodium polyacrylate, D-sorbitol, tartaric acid, and urea. chemical structure

Lidocaine Ointment USP, 5% contains a local anesthetic agent and is administered topically. See INDICATIONS AND USAGE for specific uses. Lidocaine Ointment USP, 5% contains lidocaine USP, which is chemically designated as acetamide, 2-(diethylamino)- N -(2,6-dimethylphenyl)-,and has the following structural formula: Composition of Lidocaine Ointment USP, 5%: acetamide, 2-(diethylamino)- N -(2,6-dimethylphenyl)-, (lidocaine) 5% in a water miscible ointment vehicle containing polyethylene glycols. s

LIORESAL INTRATHECAL (baclofen injection) is a muscle relaxant and antispastic. Its chemical name is 4-amino-3-(4-chlorophenyl) butanoic acid, and its structural formula is: Baclofen is a white to off-white, odorless or practically odorless crystalline powder, with a molecular weight of 213.66. It is slightly soluble in water, very slightly soluble in methanol, and insoluble in chloroform. LIORESAL INTRATHECAL is a sterile, pyrogen-free, isotonic solution free of antioxidants, preservatives or other potentially neurotoxic additives indicated only for intrathecal administration. The drug is stable in solution at 37° C and compatible with CSF. Each milliliter of LIORESAL INTRATHECAL contains baclofen U. S. P. 50 mcg, 500 mcg or 2000 mcg and sodium chloride 9 mg in Water for Injection; pH range is 5.0 - 7.0. Each ampule is intended for SINGLE USE ONLY. Discard any unused portion. DO NOT AUTOCLAVE. Chemical Structure

Lorazepam USP, an antianxiety agent, has the chemical formula, 2 H -1,4-benzodiazepin-2-one, 7-chloro-5-(2-chlorophenyl)-1,3-dihydro-3-hydroxy-, (±)-: C 15 H 10 C l2 N 2 O 2 M.W. 321.16 Lorazepam, USP is a white to almost white powder, practically insoluble in water. Each mL of lorazepam oral concentrate, USP contains 2 mg of lorazepam. The inactive ingredients are polyethylene glycol, propylene glycol and triacetin. 1

Lurasidone hydrochloride is an atypical antipsychotic belonging to the chemical class of benzisothiazol derivatives. Its chemical name is (3a R ,4 S ,7 R ,7a S )-2-{(1 R ,2 R )-2-[4-(1,2-benzisothiazol-3-yl)piperazin-1-ylmethyl] cyclohexylmethyl}hexahydro-4,7-methano-2 H -isoindole-1,3-dione hydrochloride. Its molecular formula is C 28 H 36 N 4 O 2 S·HCl and its molecular weight is 529.14 g/mol. The chemical structure is: Lurasidone hydrochloride is a white to off-white powder. It is very slightly soluble in water, practically insoluble or insoluble in 0.1 N hydrochloride, slightly soluble in ethanol, sparingly soluble in methanol, practically insoluble or insoluble in toluene and very slightly soluble in acetone. Lurasidone hydrochloride tablets are intended for oral administration only. Each tablet contains 20 mg, 40 mg, 60 mg, 80 mg, or 120 mg of lurasidone hydrochloride. Inactive ingredients are: corn starch, croscarmellose sodium, hypromellose, magnesium stearate, mannitol, methacrylic acid copolymer Type C, polyethylene glycol, polyvinyl alcohol part hydrolyzed, sodium bicarbonate, talc and titanium dioxide. Additionally, the 80 mg tablet contains FD&C Blue No. 2 aluminum lake and iron oxide yellow. 10

LYLLANA (estradiol transdermal system, USP), contains estradiol, USP in a multipolymeric adhesive. The system is designed to release estradiol, USP continuously upon application to intact skin. Five dosage strengths of LYLLANA are available to provide nominal in vivo delivery rates of 0.025, 0.0375, 0.05, 0.075, or 0.1 mg of estradiol, USP per day via the skin. Each corresponding system has an active surface area of 1.89, 2.83, 3.78, 5.66, or 7.55 cm 2 and contains 0.314, 0.470, 0.627, 0.940, or 1.253 mg of estradiol USP, respectively. The composition of the systems per unit area is identical. Estradiol, USP is a white to practically white powder, chemically described as estra-1,3,5 (10)-triene-3,17β-diol. The structural formula is The molecular formula of estradiol, USP is C 18 H 24 0 2 . The molecular weight is 272.39 LYLLANA is comprised of three layers. Proceeding from the visible surface toward the surface attached to the skin, these layers are (1) polyester and ethylene vinyl acetate copolymer film (2) an adhesive formulation containing estradiol USP, acrylic adhesive, silicone adhesive, oleyl alcohol, NF, povidone, USP and dipropylene glycol, and (3) a polyester release liner which is attached to the adhesive surface and must be removed before the system can be used. The active component of the system is estradiol, USP. The remaining components of the system are pharmacologically inactive. Meets USP Drug Release Test 6. formula 3 layers

LYVISPAH (baclofen) oral granules is a gamma-aminobutyric acid (GABA-ergic) agonist available as 5 mg, 10 mg, or 20 mg of baclofen oral granules in a packet. Its chemical name is 4-amino-3-(4- chlorophenyl)-butanoic acid and its structural formula is: Molecular formula is C10H12ClNO2 Molecular Weight is 213.66. Baclofen USP is a white to off-white, odorless or practically odorless crystalline powder. It is slightly soluble in water, very slightly soluble in methanol, and insoluble in chloroform. LYVISPAH (baclofen) oral granules inactive ingredients include amino methacrylate copolymer, calcium stearate, colloidal silicon dioxide, crospovidone, hypromellose, mannitol, saccharin sodium, strawberry flavor, talc, and xylitol. chem structure

Magnesium sulfate in water for injection is a sterile, nonpyrogenic, clear and colorless solution of magnesium sulfate heptahydrate, USP in water for injection, USP. 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% concentration. See HOW SUPPLIED section for the content and characteristics of available dosage forms and sizes. Magnesium sulfate heptahydrate is chemically designated as MgSO 4 • 7H 2 O and its molecular weight is 246.5 g/mol and having below structural formula: Magnesium sulfate heptahydrate, USP is white or almost white crystalline powder or brilliant colorless crystals which is freely soluble in water, very soluble in boiling water, practically insoluble in ethanol (96%). Water for Injection, USP is chemically designated H 2 O. The flexible plastic container is fabricated from a specially formulated non polyvinylchloride. 12

Meclizine hydrochloride, a histamine (H1) receptor antagonist, is a white or slightly yellowish, crystalline powder. It has the following structural formula: Chemically, meclizine hydrochloride is 1-( p -chloro-α-phenylbenzyl)-4-( m -methylbenzyl) piperazine dihydrochloride monohydrate. Inactive ingredients for the tablets are: colloidal silicon dioxide, lactose monohydrate, magnesium stearate, microcrystalline cellulose, sodium starch glycolate and talc. The 12.5 mg tablets also contain FD&C Blue #1 Aluminum Lake. The 25 mg tablets also contain D&C Yellow #10 Aluminum Lake. Each meclizine hydrochloride 12.5 mg tablet contains 12.5 mg of meclizine dihydrochloride equivalent to 10.53 mg of meclizine free base. Each meclizine hydrochloride 25 mg tablet contains 25 mg of meclizine dihydrochloride equivalent to 21.07 mg of meclizine free base. Each meclizine hydrochloride 50 mg tablet contains 50 mg of meclizine dihydrochloride equivalent to 42.14 mg of meclizine free base. 1

Medroxyprogesterone Acetate Injectable Suspension, USP contains medroxyprogesterone acetate, USP, a derivative of progesterone, as its active ingredient. Medroxyprogesterone acetate, USP is active by the parenteral and oral routes of administration. It is a white to almost white; microcrystalline powder that is stable in air and that melts between 205°C and 209°C. It is freely soluble in chloroform and methylene chloride, soluble in acetone and dioxane, sparingly soluble in alcohol and methanol, slightly soluble in ether, and insoluble in water. The chemical name for medroxyprogesterone acetate, USP is pregn-4-ene-3,20-dione,17-(acetyloxy)-6-methyl-, (6α)-17-hydroxy-6α-methylpregn-4-ene-3,20-dione acetate. The structural formula is as follows: Medroxyprogesterone acetate injectable suspension, USP, for intramuscular (IM) injection is available in vials and prefilled syringes, each containing 1 mL of medroxyprogesterone acetate sterile aqueous suspension 150 mg/mL. Medroxyprogesterone acetate injectable suspension, USP vials and prefilled syringes: Each mL of sterile aqueous suspension contains: Medroxyprogesterone acetate, USP 150 mg Polyethylene glycol 3350 28.9 mg Polysorbate 80 2.41 mg Sodium chloride 8.68 mg Methylparaben 1.37 mg Propylparaben 0.150 mg Water for injection quantity sufficient When necessary, pH is adjusted with sodium hydroxide or hydrochloric acid, or both. chemical structure

Memantine hydrochloride extended-release capsules are an orally active NMDA receptor antagonist. The chemical name for memantine hydrochloride, USP 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, USP and the following inactive ingredients: colloidal silicon dioxide, ethylcellulose, hypromellose, sugar spheres (sucrose, corn starch), talc, and triethyl citrate in hard gelatin capsules. Each capsule shell contains the following inactive ingredients: D&C Yellow No. 10, gelatin, iron oxide yellow and titanium dioxide. The 14 mg, 21 mg and 28 mg capsule shells also contain FD&C Blue No. 1. The 7 mg, 14 mg and 21 mg imprinting ink contains the following inactive ingredients: D&C Yellow No. 10, FD&C Blue No. 1, FD&C Blue No. 2, FD&C Red No. 40, iron oxide black, N-butyl alcohol, propylene glycol and shellac glaze. The 28 mg imprinting ink contains the following inactive ingredients: ammonium hydroxide, isopropyl alcohol, N-butyl alcohol, propylene glycol, simethicone, shellac glaze and titanium dioxide. Structural Formula

Memantine hydrochloride, USP is an orally active NMDA receptor antagonist. The chemical name for memantine hydrochloride, USP 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 white to off-white crystalline powder and is slightly soluble in water. Memantine hydrochloride, USP is available for oral administration as oblong, film-coated tablets containing either 5 mg or 10 mg of memantine hydrochloride, USP. The tablets also contain the following inactive ingredients: colloidal silicon dioxide, croscarmellose sodium, magnesium stearate, microcrystalline cellulose and talc. In addition the following inactive ingredients are also present as components of the film coat: D&C Yellow #10, FD&C Blue #2, FD&C Yellow #6, macrogol, polyvinyl alcohol, talc, and titanium dioxide (5 mg tablets), and iron oxide black, iron oxide yellow, macrogol, polyvinyl alcohol, talc and titanium dioxide (10 mg tablets). stu

Meropenem for injection, USP (I.V.) 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, 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, USP 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 1 gram meropenem for injection, USP (I.V.) vial will deliver 1 gram of meropenem, USP and 90.2 mg of sodium as sodium carbonate (3.92 mEq). Each 500 mg meropenem for injection, USP (I.V.) vial will deliver 500 mg meropenem, USP and 45.1 mg of sodium as sodium carbonate (1.96 mEq) [see Dosage and Administration (2.4 ) ] . 1

Each mesalamine delayed-release tablet, USP for oral administration contains 800 mg of mesalamine, USP, an aminosalicylate. Mesalamine delayed-release tablets, USP have an outer protective coat consisting of a combination of acrylic based resins, methacrylic acid copolymer type A and methacrylic acid copolymer type B. The inner coat consists of an acrylic based resin, Eudragit S, which dissolves at pH 7 or greater, releasing mesalamine, USP in the terminal ileum and beyond for topical anti-inflammatory action in the colon. Mesalamine, USP (also referred to as 5-aminosalicylic acid or 5-ASA) has the chemical name 5-amino-2-hydroxybenzoic acid; its structural formula is: Inactive Ingredients: Each tablet contains colloidal silicon dioxide, dibutyl sebacate, hypromellose, iron oxide red, iron oxide yellow, lactose monohydrate, magnesium stearate, methacrylic acid copolymer type A, methacrylic acid copolymer type B, polyethylene glycol, povidone, sodium starch glycolate, and talc. The black imprinting ink contains the following ingredients: ammonium hydroxide, iron oxide black, propylene glycol and shellac glaze. Structural formula

Metaxalone tablets, USP contain 800 mg of metaxalone and the following inactive ingredients: calcium carbonate, FD&C Red #40, hypromellose, lactose monohydrate, microcrystalline cellulose, povidone, silicone dioxide, sodium starch glycolate and sodium stearyl fumarate. Metaxalone is a muscle relaxant for oral administration. Chemically, metaxalone is 5-[(3,5- dimethylphenoxy) methyl]-2-oxazolidinone. The molecular formula is C 12 H 15 NO 3 , which corresponds to a molecular weight of 221.25 g/mol. The structural formula is: Metaxalone, USP is a white to almost white, odorless crystalline powder freely soluble in chloroform, soluble in methanol and in 96% ethanol, but practically insoluble in ether or water. 1

Methylene blue is an oxidation-reduction agent. Its chemical name is 3,7-bis(dimethylamino)phenothiazin-5-ium, chloride hydrate. The molecular formula of methylene blue injection, USP is C 16 H 18 ClN 3 S.xH 2 O and its molecular weight of 319.86 g/mol for the anhydrous form. The structural formula of Methylene blue is: Methylene blue injection, USP is a sterile solution intended for intravenous administration. Each mL of solution contains 5 mg methylene blue and water for injection. Methylene blue injection, USP is a clear dark blue solution with a pH value between 3.0 and 4.5. The osmolality is between 10 and 15 mOsm/kg. Methylene blue injection, USP strength is expressed in terms of trihydrate. structural formula

Methylprednisolone acetate injectable suspension, USP is an anti-inflammatory glucocorticoid for intramuscular, intra-articular, soft tissue or intralesional injection. It is available as single-dose vials in two strengths: 40 mg/mL, 80 mg/mL. Each mL of these preparations contains: ## 40 mg/mL 80 mg/mL Methylprednisolone Acetate, USP 40 mg 80 mg Polyethylene glycol 3350 29 mg 28 mg Myristyl-gamma-picolinium chloride 0.195 mg 0.189 mg Sodium chloride was added to adjust tonicity. When necessary, pH was adjusted with sodium hydroxide and/or hydrochloric acid. The pH of the finished product remains within the USP specified range (e.g., 3.0 to 7.0). The chemical name for methylprednisolone acetate is pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-11,17-dihydroxy-6-methyl-,(6α,11β)- and the molecular weight is 416.51 g/mol. The structural formula is represented below: Methylprednisolone acetate injectable suspension, USP contains methylprednisolone acetate, USP which is the 6-methyl derivative of prednisolone. Methylprednisolone acetate, USP is a white or almost white crystalline powder which melts at about 213° with some decomposition. It is soluble in dioxane, sparingly soluble in acetone, alcohol, chloroform, and methanol, and slightly soluble in ether. It is practically insoluble in water. 1

Methylprednisolone acetate injectable suspension, USP is a sterile anti-inflammatory glucocorticoid for intramuscular, intra-articular, soft tissue, or intralesional injection. It is available in two strengths: 40 mg/mL and 80 mg/mL. Each mL of these preparations contains: Strengths 40 mg/mL 80 mg/mL Active: Methylprednisolone acetate, USP 40 mg 80 mg Inactives: Polyethylene glycol 3350 29.1 mg 28.2 mg Polysorbate 80 1.94 mg 1.88 mg Monobasic sodium phosphate 6.8 mg 6.59 mg Dibasic sodium phosphate 1.42 mg 1.37 mg Benzyl alcohol (added as preservative) 9.16 mg 8.88 mg Water for injection q.s. to 1 mL q.s. to 1 mL Sodium chloride was added to adjust tonicity. When necessary, pH was adjusted with sodium hydroxide and/or hydrochloric acid. The pH of the finished product remains within the USP specified range (e.g., 5.5 to 6.8). The chemical name for methylprednisolone acetate is pregna-1,4-diene-3,20-dione,21-(acetoxy)-11,17-dihydroxy-6-methyl,(6α,11ß) and the molecular weight is 416.51 g/mol. The structural formula is represented below: Molecular Formula: C 24 H 32 O 6 Methylprednisolone acetate injectable suspension USP, 400 mg/10 mL (40 mg/mL) and 400 mg/5 mL (80 mg/mL) contains methylprednisolone acetate, USP which is the 6-methyl derivative of prednisolone. Methylprednisolone acetate, USP is a white or almost white, odorless, crystalline powder which melts at about 213°C with some decomposition. It is soluble in dioxane, sparingly soluble in acetone, alcohol, chloroform and methanol, and slightly soluble in ether. It is practically insoluble in water. structure

Methylprednisolone acetate injectable suspension, USP is an anti-inflammatory glucocorticoid for intramuscular, intra-articular, soft tissue or intralesional injection. It is available as single-dose vials in strength of 80 mg/mL. Each mL of this preparation contains: ## 80 mg/mL Methylprednisolone Acetate, USP 80 mg Polyethylene glycol 3350 28 mg Myristyl-gamma-picolinium chloride 0.189 mg Sodium chloride was added to adjust tonicity. When necessary, pH was adjusted with sodium hydroxide and/or hydrochloric acid. The pH of the finished product remains within the USP specified range (e.g., 3.0 to 7.0). The chemical name for methylprednisolone acetate is pregna-1,4-diene-3,20-dione, 21-(acetyloxy)-11,17-dihydroxy-6-methyl-,(6α,11β)- and the molecular weight is 416.51 g/mol. The structural formula is represented below: Methylprednisolone acetate injectable suspension, USP contains methylprednisolone acetate, USP which is the 6-methyl derivative of prednisolone. Methylprednisolone acetate, USP is a white or almost white crystalline powder which melts at about 213° with some decomposition. It is soluble in dioxane, sparingly soluble in acetone, alcohol, chloroform, and methanol, and slightly soluble in ether. It is practically insoluble in water. 1

Methylprednisolone sodium succinate for injection, USP is an anti-inflammatory glucocorticoid, which contains methylprednisolone sodium succinate, USP as the active ingredient. Methylprednisolone sodium succinate, USP, is the sodium succinate ester of methylprednisolone, and it occurs as a white, or nearly white, odorless hygroscopic, amorphous solid. It is very soluble in water and in alcohol; it is insoluble in chloroform and is very slightly soluble in acetone. The chemical name for methylprednisolone sodium succinate is pregna-1,4-diene-3,20-dione,21-(3-carboxy-1-oxopropoxy)-11,17-dihydroxy-6-methyl-monosodium salt, (6α, 11β), and the molecular weight is 496.53 g/mol. The structural formula is represented below: Methylprednisolone sodium succinate, USP is soluble in water; it may be administered in a small volume of diluent and is well suited for intravenous use in situations where high blood levels of methylprednisolone are required rapidly. Methylprednisolone sodium succinate for injection, USP is available in below formulations: Formulations 40 mg (Single-Dose Vial) —Each mL (when mixed) contains methylprednisolone sodium succinate, USP equivalent to 40 mg methylprednisolone, USP. Also contains benzyl alcohol; lactose hydrous, 25 mg; monobasic sodium phosphate anhydrous, 1.6 mg; and dibasic sodium phosphate dried, 17.46 mg. 125 mg (Single-Dose Vial) —Each 2 mL (when mixed) contains methylprednisolone sodium succinate, USP equivalent to 125 mg methylprednisolone, USP. Also contains benzyl alcohol; monobasic sodium phosphate anhydrous, 1.6 mg; and dibasic sodium phosphate dried, 17.4 mg. IMPORTANT - Use only Bacteriostatic Water for Injection with Benzyl Alcohol when reconstituting Methylprednisolone Sodium Succinate for Injection, USP. Use within 48 hours after mixing. When necessary, the pH of each formula was adjusted with sodium hydroxide so that the pH of the reconstituted solution is within the USP specified range of 7 to 8. 1

Mometasone furoate anhydrous, USP, the active component of mometasone furoate nasal spray, 50 mcg, is an anti-inflammatory corticosteroid having the chemical name, 9,21-Dichloro-11ß,17-dihydroxy-16α-methylpregna-1,4-diene-3,20-dione 17-(2-furoate), and the following chemical structure: Mometasone furoate anhydrous, USP is a white to off-white powder, with an empirical formula of C 27 H 30 Cl 2 O 6 , and a molecular weight of 521.43 g/mol. It is practically insoluble in water; slightly soluble in methanol, ethanol, and isopropanol; soluble in acetone and chloroform; and freely soluble in tetrahydrofuran. Its partition coefficient between octanol and water is greater than 5,000. Mometasone furoate nasal spray 50 mcg is a metered-dose, manual pump spray unit containing an aqueous suspension of mometasone furoate, USP in an aqueous medium containing benzalkonium chloride, citric acid, glycerin, microcrystalline cellulose and carboxymethylcellulose sodium, polysorbate 80 and sodium citrate. The pH is between 4.3 and 4.9. 1

Nelarabine is a prodrug of the cytotoxic deoxyguanosine analogue, 9-β- D -arabinofuranosylguanine (ara-G). The chemical name for nelarabine is 2-amino-9-β-D-arabinofuranosyl-6-methoxy-9H-purine. It has the molecular formula C 11 H 15 N 5 O 5 and a molecular weight of 297.27 g/mol. Nelarabine has the following structural formula: Nelarabine is a white to off-white solid. It is soluble in dimethylformamide, slightly soluble in water, and practically insoluble in acetone. It melts with decomposition between 209°C and 214°C. Nelarabine Injection, 250 mg/50 mL (5 mg/mL) is available as a sterile, clear, colorless solution filled in clear glass single-dose vials. Each vial contains 250 mg of nelarabine (5 mg nelarabine per mL) and the inactive ingredient sodium chloride (4.5 mg per mL) in 50 mL Water for Injection, USP. Nelarabine injection is intended for intravenous infusion. Hydrochloric acid and sodium hydroxide may have been used to adjust the pH. The solution pH ranges from 5.0 to 7.0. 1

Neostigmine methylsulfate, a cholinesterase inhibitor, is ( m -hydroxyphenyl) trimethylammonium methylsulfate dimethylcarbamate. The structural formula is: Neostigmine methylsulfate, USP is a white crystalline powder and is very soluble in water and soluble in alcohol. Neostigmine methylsulfate injection, USP is a clear, colorless, sterile, nonpyrogenic solution intended for intravenous use. Each mL of the 0.5 mg/mL strength contains neostigmine methylsulfate USP, 0.5 mg, phenol 4.5 mg (used as preservative) and sodium acetate trihydrate 0.2 mg, in water for injection. The pH is adjusted, when necessary, with acetic acid/sodium hydroxide to achieve a value of 5.5. Each mL of the 1 mg/mL strength contains neostigmine methylsulfate USP, 1 mg, phenol 4.5 mg (used as preservative), and sodium acetate trihydrate 0.2 mg, in water for injection. The pH is adjusted, when necessary, with acetic acid/sodium hydroxide to achieve a value of 5.5. structure

Nevirapine, USP is a non-nucleoside reverse transcriptase inhibitor (NNRTI) with activity against Human Immunodeficiency Virus Type 1 (HIV-1). Nevirapine, USP is structurally a member of the dipyridodiazepinone chemical class of compounds. The chemical name of nevirapine is 11-cyclopropyl-5, 11-dihydro-4-methyl-6H-dipyrido [3, 2-b:2",3"-e] [1,4] diazepin-6-one. Nevirapine, USP is a white to off-white crystalline powder with the molecular weight of 266.30 and the molecular formula C 15 H 14 N 4 O. Nevirapine, USP has the following structural formula: Nevirapine Tablets, USP are for oral administration. Each tablet contains 200 mg of nevirapine and the inactive ingredients microcrystalline cellulose, lactose monohydrate, povidone, colloidal silicon dioxide and magnesium stearate, talc and croscarmellose sodium. Structural Formula

Niacin extended-release tablets, USP contains niacin, USP which at therapeutic doses is an antihyperlipidemic agent. Niacin (nicotinic acid, or 3-pyridinecarboxylic acid) is a white, crystalline powder, very soluble in water, with the following structural formula: Niacin extended-release tablets, USP are light orange to orange, film-coated tablets for oral administration containing 750 mg niacin, USP. Niacin extended-release tablets, USP also contain the inactive ingredients FD&C yellow #6, hydroxyethyl cellulose, hypromellose, polyethylene glycol, red iron oxide, stearic acid, titanium dioxide and yellow iron oxide. FDA approved dissolution test specifications differ from USP. structure