How long does a course of pirfenidone last?

Pirfenidone (Pirfenidone treatment courses are usually long-term, lasting several years. Idiopathic pulmonary fibrosis is a chronic disease that requires ongoing management and control. Depending on the condition and individual differences, your doctor may decide how long you should use pirfenidone based on your patient's condition. While using pirfenidone, patients should undergo regular reexamination and follow-up to assess disease progression and drug efficacy. The doctor will make adjustments and decide whether to continue using pirfenidone based on the patient's condition.

Pirfenidone has been shown to help slow down the lung scarring process known as idiopathic pulmonary fibrosis by reducing the activity of the immune system. It is usually taken in capsule form three times a day. If the patient's breathing test shows a vital capacity of 50% to 80% of normal expectations, treatment with pirfenidone is recommended. Pirfenidone has been reported to cause severe liver injury. Although the risk is considered low, severe liver damage can be fatal. If your condition worsens while taking pirfenidone and your lung capacity decreases by 10% or more within a year, the drug is usually discontinued.

The original drug pirfenidone has been approved for marketing in China and has entered the scope of Class B medical insurance. Reimbursement is limited to patients who meet the indications. SpecificationsThe price of each box of 100mg*54 tablets is about 500 yuan. There are also generic pirfenidone drugs produced in other countries overseas. For example, the price of a box of 200mg*30 tablets produced by an Indian pharmaceutical factory is around RMB 100 (the price may fluctuate due to the exchange rate). The ingredients of the generic drugs are basically the same as those of the original drug. For more drug information and specific prices, please consult Yaode Medical Consultant.