Glyburide and metformin hydrochloride tablets USP contain two oral antihyperglycemic drugs used in the management of type 2 diabetes, glyburide USP and metformin hydrochloride USP. Glyburide USP is an oral antihyperglycemic drug of the sulfonylurea class. The chemical name for… Continue Reading
RELPAX (eletriptan) Tablets contain eletriptan hydrobromide, which is a selective 5-hydroxytryptamine 1B/1D (5-HT1B/1D) receptor agonist. Eletriptan is chemically designated as (R)-3-[(1-Methyl-2-pyrrolidinyl)methyl]-5-[2-(phenylsulfonyl)ethyl]-1H-indole monohydrobromide, and it has the following chemical structure: The empirical formula is CHNOS . HBr, representing a molecular weight… Continue Reading
VIAGRA, an oral therapy for erectile dysfunction, is the citrate salt of sildenafil, a selective inhibitor of cyclic guanosine monophosphate (cGMP)-specific phosphodiesterase type 5 (PDE5). Sildenafil citrate is designated chemically as 1-[[3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1 H -pyrazolo[4,3- d ]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methylpiperazine citrate and has the… Continue Reading
Midodrine hydrochloride is a vasopressor/antihypotensive agent. Midodrine hydrochloride is an odorless, white, crystalline powder, soluble in water and sparingly soluble in methanol having a pKa of 7.8 (0.3% aqueous solution), a pH of 3.5 to 5.5 (5% aqueous solution) and… Continue Reading
Phytonadione is a vitamin which is a clear, yellow to amber, viscous, and nearly odorless liquid. It is insoluble in water, soluble in chloroform and slightly soluble in ethanol. It has a molecular weight of 450.70. Phytonadione is 2-methyl-3-phytyl-1, 4-naphthoquinone.… Continue Reading
Valproic acid is a carboxylic acid designated as 2-propylpentanoic acid. It is also known as dipropylacetic acid. Valproic acid has the following structure: Valproic acid (pKa 4.8) has a molecular weight of 144 and occurs as a colorless liquid with… Continue Reading
TOBRADEX® (tobramycin and dexamethasone ophthalmic suspension) is a sterile, multiple dose antibiotic and steroid combination for topical ophthalmic use. The chemical structures for tobramycin and dexamethasone are presented below: Each mL of TOBRADEX Suspension contains: Actives: Preservative: Inactives:
KALETRA (lopinavir/ritonavir) is a co-formulation of lopinavir and ritonavir. Lopinavir is an inhibitor of the HIV-1 protease. As co-formulated in KALETRA, ritonavir inhibits the CYP3A-mediated metabolism of lopinavir, thereby providing increased plasma levels of lopinavir. Lopinavir is chemically designated as… Continue Reading
Topiramate is a sulfamate-substituted monosaccharide. TOPAMAX(topiramate) Tablets are available as 25 mg, 50 mg, 100 mg, and 200 mg round tablets for oral administration. TOPAMAX(topiramate capsules) Sprinkle Capsules are available as 15 mg and 25 mg sprinkle capsules for oral… Continue Reading
Thiothixene is a thioxanthene derivative. Specifically, it is the isomer of N,N-dimethyl-9-[3-(4-methyl-1-piperazinyl)-propylidene] thioxanthene-2-sulfonamide. The thioxanthenes differ from the phenothiazines by the replacement of nitrogen in the central ring with a carbon-linked side chain fixed in space in a rigid structural… Continue Reading
