Clopidogrel
11 DESCRIPTION Clopidogrel bisulfate is a thienopyridine class inhibitor of P2Y 12 ADP platelet receptors. Chemically it is methyl (+)-( S )-α-(2-chlorophenyl)-6,7-dihydrothieno[3,2-c]pyridine-5(4 H )-acetate sulfate (1:1). 9.
The structural formula is as follows: Clopidogrel bisulfate USP is a white to off-white powder. It is practically insoluble in water at neutral pH but freely soluble at pH 1. It also dissolves freely in methanol, dissolves sparingly in methylene chloride, and is practically insoluble in ethyl ether.
It has a specific optical rotation of about +56°. 875 mg of clopidogrel bisulfate which is the molar equivalent of 75 mg of clopidogrel base. Each film-coated tablet contains crospovidone, hydrogenated castor oil, hydroxypropyl cellulose low substituted, hypromellose 15cP, iron oxide red, lactose monohydrate, mannitol, microcrystalline cellulose, polyethylene glycol 6000, titanium dioxide, and triacetin as inactive ingredients.