SPL Set ID: 64401d2a-bd5b-43fd-879a-e9d16345e827
1 drug(s) with this SPL Set ID
Diltiazem hydrochloride is a calcium ion cellular influx inhibitor (slow channel blocker or calcium antagonist). Chemically, diltiazem hydrochloride is (+)-5-[2-(Dimethylamino)ethyl]- cis -2,3-dihydro-3-hydroxy-2-( p -methoxyphenyl) -1,5-benzothiazepin-4(5 H )-one acetate (ester) monohydrochloride. The chemical structure is: Diltiazem hydrochloride, USP is a white to off-white crystalline powder with a bitter taste. It is soluble in water, methanol, and chloroform. It has a molecular weight of 450.98. Each diltiazem hydrochloride extended-release capsule, USP contains either 60 mg diltiazem hydrochloride, USP (equivalent to 55.1 mg diltiazem), 90 mg diltiazem hydrochloride, USP (equivalent to 82.7 mg diltiazem), or 120 mg diltiazem hydrochloride, USP (equivalent to 110.3 mg diltiazem). Inactive ingredients: diethyl phthalate, gelatin, hypromellose, methacrylic acid and methyl methacrylate copolymer (1:2), sodium lauryl sulfate, polyethylene glycol, sugar spheres, talc, yellow iron oxide, titanium dioxide, polydextrose, triacetin, and FD&C Red No.40. In addition, the black imprinting ink contains black iron oxide, potassium hydroxide, propylene glycol and shellac. For oral administration. FDA approved dissolution test specifications differ from USP. FDA approved organic impurities and assay procedures differ from USP. Diltiazem Hydrochloride Structural Formula