SPL Set ID: cba7628c-30b2-5d26-e053-2a95a90a3e57

Risperidone tablets, USP contains risperidone USP, an atypical antipsychotic belonging to the chemical class of benzisoxazole derivatives. The chemical designation is 3-[2-[4-(6-fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one. Its molecular formula is C 23 H 27 FN 4 O 2 and its molecular weight is 410.48. The structural formula is: Risperidone, USP is a white to almost white powder. Soluble in methylene dichloride, sparingly soluble in alcohol It is practically insoluble in water. Risperidone tablets, USP are for oral administration and available in 0.25 mg (yellow), 0.5 mg (brown), 1 mg (white), 2 mg (orange), 3 mg (yellow), and 4 mg (green) strengths. Risperidone tablets contain the following inactive ingredients: lactose anhydrous, NF, microcrystalline cellulose, NF, magnesium stearate, NF, and pregelatinized starch, NF. Tablets of 0.25 mg, 0.5 mg, 1 mg, 2 mg, 3 mg, and 4 mg also contain hypromellose and macrogol. The 0.25 mg tablets contain D&C Yellow #10 Aluminum Lake, FD&C Yellow #6 Aluminum Lake, Ferrosoferric Oxide, Iron Oxide Yellow and Titanium Dioxide; 0.5 mg tablets contain Iron Oxide Red and Titanium Dioxide; 2 mg tablets contain FD&C Yellow #6 Aluminum Lake and Titanium Dioxide; the 3 mg and 4 mg tablets contain FD&C Yellow #5 Aluminum Lake and Titanium Dioxide; the 3 mg tablets contain FD&C Blue #2 Aluminum Lake and the 4 mg tablets contain FD&C Blue #1 Aluminum Lake. 1