Pirgenise-200 is given for the treatment of idiopathic pulmonary fibrosis (IPF). This is a lung disease whose symptoms can be slowed by this medicine. The patients must read the leaflet or consult the doctor for taking this medicine. This medication can be taken with food, mostly thrice a day. This medication can provide relief from symptoms like nausea and dizziness. In order to prevent the side effects of 200 mg Pirfenidone Tablets IP, the doctor starts this medication at a low dose.