Pirfenex (Pirfenidone Tablets) is used to treat idiopathic pulmonary fibrosis, decreasing the symptoms associated with the liver, lung, or the kidneys. It works by inhibiting the synthesis of TGF-beta, a substance which manages various functions such as differentiation and proliferation and plays a big part in fibrosis. Additionally, it also hinders the synthesis of TNF-alpha which plays an active part in inflammation.

Correct dose will depend on the patient`s weight and health, as well as the severity of the condition being treated. Always follow your prescription and only adjust your dosage if advised to do so by a qualified medical professional. The typical starting dose is 200mg of Pirfenex (Pirfenidone), taken 3 times a day. Dosage can be adjusted by your physician in accordance with progress. It is recommended that dosing is done after a meal or snack.