Dipeptidyl peptidase-4 inhibitors-associated bullous pemphigoid: A retrospective study of 168 pemphigoid and 9,304 diabetes mellitus patients.

Aims/introduction: Bullous pemphigoid (BP) might be drug-induced. The present study evaluated the relationship between BP and dipeptidyl peptidase-4 inhibitors (DPP4Is).

Materials And Methods: We recruited patients diagnosed with BP at Ogaki Municipal Hospital from 1 December 2009 through 31 December 2017.