Dose-ranging trial evaluated deupirfenidone 550 mg three times a day (TID) (approximately equivalent exposure to pirfenidone 801 mg TID 1 ) and deupirfenidone 825 mg TID and successfully demonstrated dose-dependent response Decline in lung function seen with deupirfenidone 825 mg TID as a monotherapy was -21.5 mL; natural lung function decline expected in healthy adults >60 years is ~-15 to ~-25 mL 2 ; decline in lung... Read More