SPL Set ID: 8923c441-c9aa-4b30-89d7-dbaaa7f66656

Quetiapine is an atypical antipsychotic belonging to a chemical class, the dibenzothiazepine derivatives. The chemical designation is 2-[2-(4-dibenzo [ b , f ] [1,4] thiazepin-11-yl-1-piperazinyl)ethoxy]-ethanol fumarate (2:1) (salt). It is present in tablets as the fumarate salt. All doses and tablet strengths are expressed as milligrams of base, not as fumarate salt. Its molecular formula is C 42 H 50 N 6 O 4 S 2 •C 4 H 4 O 4 and it has a molecular weight of 883.11 (fumarate salt). The structural formula is: Quetiapine fumarate is a white to off-white crystalline powder which is moderately soluble in water. Quetiapine extended-release tablets, USP are supplied for oral administration as 50 mg (pink), 150 mg (white), 200 mg (yellow), 300 mg (light yellow) and 400 mg (white). All tablets are capsule shaped and film coated. Inactive ingredients: The following are common in all 5 tablet strengths: microcrystalline cellulose, hypromellose, magnesium stearate, povidone, polyethylene glycol, and titanium dioxide. Additional inactive ingredients include: 50 mg - polyvinyl alcohol, talc, iron oxide yellow, iron oxide red, iron oxide black, lecithin (soya);150 mg - polydextrose and triacetin; 200 mg - polyvinyl alcohol, talc, lecithin (soya), D&C yellow #10 aluminum lake, FD&C yellow #6 aluminum lake and FD&C blue #2 aluminum lake; 300 mg - polyvinyl alcohol, talc, lecithin (soya), iron oxide yellow and iron oxide black; 400 mg - polydextrose, and triacetin. Each 50 mg tablet contains 57.56 mg of quetiapine fumarate equivalent to 50 mg quetiapine. Each 150 mg tablet contains 172.69 mg of quetiapine fumarate equivalent to 150 mg quetiapine. Each 200 mg tablet contains 230.26 mg of quetiapine fumarate equivalent to 200 mg quetiapine. Each 300 mg tablet contains 345.38 mg of quetiapine fumarate equivalent to 300 mg quetiapine. Each 400 mg tablet contains 460.50 mg of quetiapine fumarate equivalent to 400 mg quetiapine. Meets USP dissolution test 6. Image