nicardipine - Generic Medications

Nicardipine hydrochloride capsules for oral administration each contain 20 mg or 30 mg of nicardipine hydrochloride, USP. Nicardipine hydrochloride is a calcium ion influx inhibitor (slow channel blocker or calcium channel blocker). Nicardipine hydrochloride is a dihydropyridine structure with the IUPAC (International Union of Pure and Applied Chemistry) chemical name 2-(benzyl-methyl amino)ethyl methyl 1,4‑dihydro-2,6-dimethyl-4-(m-nitrophenyl)-3,5-pyridinedicarboxylate monohydrochloride, and it has the following structure: The molecular formula of nicardipine hydrochloride, USP is C 26 H 29 N 3 O 6 . HCl. Nicardipine hydrochloride, USP is a pale greenish yellow, odorless, crystalline powder that melts at about 167°C to 171°C. It is soluble in methanol, sparingly soluble in ethanol, and slightly soluble in acetone, chloroform and water. It has a molecular weight of 515.99 g/mol. Nicardipine hydrochloride capsules are available in hard gelatin capsules containing 20 mg or 30 mg nicardipine hydrochloride, USP with colloidal silicon dioxide, magnesium stearate, and pregelatinized maize starch as the inactive ingredients. The 20 mg strength is provided in blue opaque capsules, while the 30 mg capsules have light blue opaque cap and white opaque body. The capsule shell contains FD&C blue no. 1, FD&C red no. 3, D&C yellow no. 10, gelatin, and titanium dioxide. The capsules are printed with black ink composed of ammonia solution, black iron oxide, potassium hydroxide, propylene glycol, and shellac. chem structure