SPL Set ID: 1e2f2025-0350-40c4-ab42-3b57f3d105a6
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 1,5-Benzothiazepin-4(5 H )-one, 3-(acetyloxy)-5-[2-(dimethylamino)ethyl]-2, 3-dihydro-2-(4-methoxyphenyl)-, monohydrochloride,(+)- cis -. The chemical structure is: Diltiazem hydrochloride, USP is a white, odourless, crystalline powder or small crystals. It is freely soluble in chloroform, in formic acid, in methanol, and in water; sparingly soluble in dehydrated alcohol; insoluble in ether. It has a molecular weight of 450.98. Diltiazem hydrochloride extended-release capsule, USP is formulated as a once-a-day extended-release capsule containing 120 mg diltiazem hydrochloride, USP (equivalent to 110.3 mg diltiazem), 180 mg diltiazem hydrochloride, USP (equivalent to 165.45 mg diltiazem), 240 mg diltiazem hydrochloride, USP (equivalent to 220.6 mg diltiazem), 300 mg diltiazem hydrochloride, USP (equivalent to 275.75 mg diltiazem), or 360 mg diltiazem hydrochloride, USP (equivalent to 330.9 mg diltiazem). Each capsule contains the following inactive ingredients: acetyl tributyl citrate, ammonio methacrylate copolymer type A, ammonio methacrylate copolymer type B, colloidal silicon dioxide, gelatin, hypromellose, sodium lauryl sulfate, sugar sphere, talc and titanium dioxide. Additionally each 120 mg capsule shell contains D & C yellow # 10, FD & C blue # 1 and FD & C red # 40; each 180 mg capsule shell contains FD & C blue # 1, FD & C red # 3 and iron oxide black; each 240 mg capsule shell contains FD & C blue # 1 and FD & C red # 3; each 300 mg capsule shell contains D & C yellow # 10, FD & C blue # 1, FD & C red # 40 and iron oxide black; each 360 mg capsule shell contains iron oxide black. Each capsule is printed with black pharmaceutical ink which contains black iron oxide, butyl alcohol, dehydrated alcohol, isopropyl alcohol, potassium hydroxide, propylene glycol, shellac and strong ammonia solution. Diltiazem Hydrochloride Extended-release Capsule, USP meets USP Dissolution Test 3. For oral administration. figure