Meperidine HCl

Meperidine hydrochloride is ethyl 1-methyl-4-phenylisonipecotate hydrochloride, a white crystalline substance with a melting point of 186°C to 189°C. It is readily soluble in water and has a neutral reaction and a slightly bitter taste. The solution is not decomposed by… Continue Reading


MONISTAT 3 Vaginal Suppositories are white to off-white suppositories, each containing the antifungal agent, miconazole nitrate, 1-[2,4-Dichloro-β-[(2,4-dichlorobenzyl)oxy]phenethyl]-imidazole mononitrate, 200 mg, in a hydrogenated vegetable oil base. Miconazole nitrate for vaginal use is also available as MONISTAT 7 Vaginal Cream and… Continue Reading

Methylphenidate Hydrochloride

Methylphenidate hydrochloride is a mild central nervous system (CNS) stimulant. Methylphenidate hydrochloride is available as 5, 10, and 20 mg tablets for oral administration. A 20 mg Extended-Release tablet for oral administration is also available. Methylphenidate hydrochloride is methyl α-phenyl-2-piperidineacetate… Continue Reading

mometasone furoate

Mometasone Furoate Lotion 0.1% (mometasone furoate topical solution USP) contains mometasone furoate, USP for dermatologic use. Mometasone Furoate Lotion 0.1% is a synthetic corticosteroid with anti-inflammatory activity. Chemically, mometasone furoate is 9α,21-dichloro-11β,17-dihydroxy-16α-methylpregna-1,4-diene-3,20-dione 17-(2-furoate), with the empirical formula CHClO, a molecular… Continue Reading

Metformin Hydrochloride

Metformin hydrochloride is an oral antihyperglycemic drug used in the management of type 2 diabetes. Metformin hydrochloride (dimethylimidodicarbonimidic diamide hydrochloride) is not chemically or pharmacologically related to any other classes of oral antihyperglycemic agents. The structural formula is as shown:… Continue Reading

Morphine Sulfate

Chemically, morphine sulfate is 7,8-didehydro-4,5α-epoxy-17-methylmorphinan-3,6α-diol sulfate (2:1) (salt) pentahydrate and has the following structural formula: The molecular formula and molecular weight are based on the “anhydrous” form of the drug product Each extended-release tablet, for oral administration contains 100 mg… Continue Reading


Metronidazole is an oral synthetic antiprotozoal and antibacterial agent, 1-(β-hydroxyethyl)-2-methyl-5-nitroimidazole. The structural formula is represented below: Each tablet, for oral administration, contains 250 mg or 500 mg of metronidazole. In addition, each tablet contains the following inactive ingredients: colloidal silicon… Continue Reading

Meclizine Hydrochloride

Meclizine HCl, an oral antiemetic, is a white, slightly yellowish, crystalline powder which has a slight odor and is tasteless. It has the following structural formula: The chemical name is 1-(-chloro-α-phenylbenzyl)-4-(-methylbenzyl) piperazine dihydrochloride monohydrate. Each tablet, for oral administration, contains… Continue Reading

micronized glyburide

Micronized glyburide tablets contain micronized (smaller particle size) glyburide, which is an oral blood-glucose-lowering drug of the sulfonylurea class. Glyburide is a white, crystalline compound, formulated as micronized glyburide tablets of 1.5, 3 and 6 mg strengths for oral administration.… Continue Reading


Maxaquin (lomefloxacin HCl) is a synthetic broad-spectrum antimicrobial agent for oral administration. Lomefloxacin HCl, a difluoroquinolone, is the monohydrochloride salt of (±)-1-ethyl-6,8-difluoro-1,4-dihydro-7-(3-methyl-1-piperazinyl)-4-oxo-3-quinolinecarboxylic acid. Its empirical formula is CHFNO•HCl, and its structural formula is: Lomefloxacin HCl is a white to pale… Continue Reading