SPL Set ID: 945d4337-7d18-4d84-807b-8ae13750c76d
1 drug(s) with this SPL Set ID
Pirfenidone belongs to the chemical class of pyridone. Pirfenidone capsules are available as white hard gelatin capsules containing 267 mg of pirfenidone for oral administration. Pirfenidone has a molecular formula of C 12 H 11 NO and a molecular weight of 185.23. 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 to pale yellow crystalline, non-hygroscopic powder. It is more soluble in methanol, ethyl alcohol, acetone and chloroform than in water and 1.0 N HCl. The melting point is approximately 108°C. Pirfenidone capsule contains pirfenidone and the following inactive ingredients: croscarmellose sodium, hypromellose, magnesium stearate, and pregelatinized starch. In addition, the capsule shell contains gelatin and titanium dioxide. The capsule black printing ink includes iron oxide black, potassium hydroxide, propylene glycol, shellac and strong ammonia solution. Structure