SPL Set ID: 9bdc7ed9-e51c-4101-a792-31619f05136b
1 drug(s) with this SPL Set ID
Pirfenidone belongs to the chemical class of pyridone. Pirfenidone tablets are available as film-coated tablets containing 267 mg (yellow) and 801 mg (brown) pirfenidone. Pirfenidone has a molecular formula of C 12 H 11 NO and a molecular weight of 185.22. Pirfenidone has the following structural formula, which has been referred to as 5-methyl-1-phenyl-2-1(H)-pyridone or 5-methyl-1-phenyl-2-(1H)-pyridone. Pirfenidone is a white or pale yellow crystalline, non-hygroscopic powder. It is sparingly soluble in water, freely soluble in ethanol (96 percent), slightly soluble in heptane. The melting point is approximately 109°C. Pirfenidone tablets contain pirfenidone and the following inactive ingredients: microcrystalline cellulose, povidone,croscarmellose sodium,colloidal silicon dioxide, and magnesium stearate. In addition, the film coating contains the following inactive ingredients: polyvinyl alcohol, titanium dioxide, polyethylene glycol, talc, iron oxide yellow ( 267 mg ) and ferrosoferric oxide ( 801 mg ), iron oxide red ( 801 mg ). pirfenidone