XENAZINE (tetrabenazine) is a monoamine depletor for oral administration. The molecular weight of tetrabenazine is 317.43; 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 CHNOis represented by… Continue Reading →
Vestronidase alfa-vjbk is a recombinant human lysosomal beta glucuronidase which is a purified human enzyme produced by recombinant DNA technology in a Chinese hamster ovary cell line. Purified vestronidase alfa-vjbk exists as a homotetramer, with each monomer consisting of 629 amino… Continue Reading →
RYTHMOL SR (propafenone hydrochloride) is an antiarrhythmic drug supplied in extended-release capsules of 225, 325, and 425 mg for oral administration. Chemically, propafenone hydrochloride is 2’-[2-Hydroxy-3-(propylamino)-propoxy]-3-phenylpropiophenone hydrochloride, with a molecular weight of 377.92. The molecular formula is CHNO•HCl. Propafenone HCl has… Continue Reading →
Hailey™ Fe 1/20 (norethindrone acetate and ethinyl estradiol tablets USP and ferrous fumarate tablets) is a progestogen-estrogen combination. Hailey Fe 1/20 (norethindrone acetate and ethinyl estradiol tablets USP and ferrous fumarate tablets): provides a continuous dosage regimen consisting of 21… Continue Reading →
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, which is chemically designated as acetamide, 2(diethylamino)-N-(2,6-dimethylphenyl)-, and has the following structural formula: Composition… Continue Reading →
Activella 1 mg/0.5 mg is a single tablet for oral administration containing 1 mg of estradiol and 0.5 mg of norethindrone acetate and the following excipients: lactose monohydrate, starch (corn), copovidone, talc, magnesium stearate, hypromellose and triacetin. Activella 0.5 mg/0.1… Continue Reading →
Tarina Fe 1/20 tablets are a progestogen-estrogen combination. Tarina Fe 1/20 provide a continuous dosage regimen consisting of 21 oral contraceptive tablets and seven ferrous fumarate tablets. The ferrous fumarate tablets are present to facilitate ease of drug administration via… Continue Reading →
FIRAZYR (icatibant) is a synthetic decapeptide with five non-proteinogenic amino acids. The chemical structure of icatibant acetate is presented in Figure 1. Figure 1 Chemical Structure Chemical name: D-Arginyl-L-arginyl-L-prolyl-L[(4R)-4-hydroxyprolyl]-glycyl-L[3-(2-thienyl)alanyl]-L-seryl-D-(1,2,3,4-tetrahydroisoquinolin-3-ylcarbonyl)-L[(3aS,7aS)-octahydroindol-2-ylcarbonyl]-L-arginine, acetate salt FIRAZYR is provided as a sterile, isotonic, and buffered… Continue Reading →