Powder represents 64.0%, ≥99.5% 57.0% in 2026. The pirfenidone market was valued at USD 8.1067 million in 2025, is estimated at USD 8.2618 million in 2026, is projected to reach USD 10.0518 million by 2036 and is forecast to post a 1.9805% CAGR between 2026 and 2036.