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. 2019 Jul 11;13:2295–2303. doi: 10.2147/DDDT.S208733

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© 2019 Sakayori et al.

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Reasons for discontinuation of pirfenidone. Discontinuation due to adverse drug reactions (ADR) was the most common cause in both elderly and younger patients; the discontinuration rate due to ADR did not significantly differ between the two groups at 6 months and 1 year.