Bullous pemphigoid with dipeptidyl peptidase-4 inhibitors: Clinical features and pathophysiology.

It is strongly suggested that dipeptidyl peptidase-4 inhibitors are associated with increased risk of bullous pemphigoid onset, especially in the elderly. Heightened clinical vigilance for bullous pemphigoid associated with dipeptidyl peptidase-4 inhibitor use is required in daily diabetes care.