Megestrol acetate is a synthetic, antineoplastic and progestational drug. Megestrol acetate is a white, crystalline solid chemically designated as 17(alpha)-(acetyloxy)-6-methylpregna-4,6-diene-3,20-dione. Solubility at 37°C ater is 2 mcg per mL, solubility in plasma is 24 mcgin per w mL. Its molecular weight is 384.51. The molecular formula is C24H32O4 and the structural formula is represented as follows:

DUTOPROL™ (metoprolol succinate extended release /hydrochlorothiazide) combines a beta1-selective (cardioselective) adrenoceptor blocking agent and a diuretic, hydrochlorothiazide.

Meperidine hydrochloride is 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 a short period of boiling.

Mometasone furoate monohydrate, the active component of NASONEX (mometasone furoate nasal spray) Nasal Spray, 50 mcg, is an anti-inflammatory corticosteroid having the chemical name, 9,21-Dichloro-11?,17-dihydroxy-16?-methylpregna-1,4-diene-3,20-dione17-(2 furoate) monohydrate, and the following chemical structure:

FORTAMET® (metformin hydrochloride) Extended-Release Tablets contain an oral antihyperglycemic drug used in the management of type 2 diabetes. Metformin hydrochloride (N, N?­ dimethylimidodicarbonimidic diamide hydrochloride) is a member of the biguanide class of oral antihyperglycemics and is not chemically or pharmacologically related to any other class of oral antihyperglycemic agents. The empirical formula of metformin hydrochloride is C4H11N5•HCl and its molecular weight is 165.63. Its structural formula is:

SKELAXIN® (metaxalone) is available as an 800 mg oval, scored pink tablet.

REMERONSolTab® (mirtazapine) Orally Disintegrating Tablets are an orally administered drug. Mirtazapine has a tetracyclic chemical structure and belongs to the piperazino-azepine group of compounds. It is designated 1,2,3,4,10,14b-hexahydro-2-methylpyrazino [2,1-a] pyrido [2,3-c] benzazepine and has the empirical formula of C17H19N3. Its molecular weight is 265.36. The structural formula is the following and it is the racemic mixture:

Each Mycelex® Troche contains 10 mg clotrimazole [1 -(o-chloro-a,a-diphenylbenzyl) imidazole], a synthetic antifungal agent, for topical use in the mouth.

Methadose™ Oral Concentrate (methadone hydrochloride oral concentrate) (methadone hydrochloride USP) is supplied as a cherry flavored liquid concentrate. Methadose™ Sugar-Free Oral Concentrate (methadone hydrochloride USP) is a dye-free, sugar-free, unflavored liquid concentrate of methadone hydrochloride. Each liquid concentrate contains 10 mg of methadone hydrochloride per mL.

Meloxicam, an oxicam derivative, is a member of the enolic acid group of nonsteroidal anti-inflammatory drugs (NSAIDs). Each pastel yellow MOBIC tablet contains 7.5 mg or 15 mg meloxicam for oral administration. Each bottle of MOBIC oral suspension contains 7.5 mg meloxicam per 5 mL. Meloxicam is chemically designated as 4-hydroxy-2-methyl-N-(5-methyl-2-thiazolyl)-2H-l,2-benzothiazine-3-carboxamide-1,1-dioxide. The molecular weight is 351.4. Its empirical formula is C14H13N3O4S2 and it has the following structural formula: