Table 2.

Tolerated dose/dose range of pirfenidone (primary outcome) and reasons for discontinuation among study subjects started on pirfenidone (n = 115)

Tolerated dose/dose range	Number (percentage)
2400 mg	49 (42.6)
1800 mg to < 2400 mg	34 (29.6)
1200 mg to < 1800 mg	12 (10.4)
600 mg to < 1200 mg	5 (4.3)
Reasons for discontinuation (n = 22)	Number (percentage)
Discontinued due to an adverse drug reaction	15 (68.2)
Patient’s choice	4 (18.2)
Progression prompting a switch to nintedanib	2 (9.1)
Financial constraint	1 (4.5)