Pirfenidone is present as an active ingredient in it. It also contains some inactive ingredients like magnesium stearate, povidone, microcrystalline cellulose, and croscarmellose sodium.

The capsule shell is made up of gelatin and titanium dioxide. Capsule’s brown printing ink contains ammonium hydroxide, propylene glycol, iron oxide (Black, yellow, and red), shellac, propylene glycol, and ammonium hydroxide.