SPL Set ID: 813f5fe2-df82-479c-8014-d503ff5df52b

Topiramate, USP, is a sulfamate-substituted monosaccharide. Topiramate extended-release capsules, USP are available as 25 mg, 50 mg, 100 mg, 150 mg, and 200 mg capsules for oral administration as whole capsules or opened and sprinkled onto a spoonful of soft food. Topiramate is a white to off-white powder. Topiramate is freely soluble in dichloromethane. Topiramate has the molecular formula C 12 H 21 NO 8 S and a molecular weight of 339.36. Topiramate is designated chemically as 2,3:4,5-Di-O-isopropylidene-β-D-fructopyranose sulfamate and has the following structural formula: Topiramate extended-release capsules, USP contain pellets of topiramate in a capsule. The inactive ingredients are microcrystalline cellulose, hypromellose 2910, ethylcellulose, triacetin, ferric oxide, ferrosoferric oxide, talc. Each capsule shell contains hypromellose, titanium dioxide and black iron oxide, red iron oxide (25 mg, 100 mg, and 200 mg) and yellow iron oxide (50 mg, 100 mg, 150 mg, and 200 mg). Imprinting ink contains shellac, propylene glycol, butyl alcohol, potassium hydroxide and black iron oxide. FDA approved dissolution test specifications differ from USP. structure