Pembrolizumab-Induced Bullous Pemphigoid: Navigating Diagnostic Challenges and Treatment Resistance

Camille Moeckel1, Sara Ferguson1

  • 1Department of Dermatology, Penn State College of Medicine, Hershey, Pennsylvania.

Cutis
|July 24, 2026
PubMed
Summary

Immune checkpoint inhibitors like pembrolizumab can cause drug-induced bullous pemphigoid in urothelial carcinoma patients. Early diagnosis and steroid-sparing agents like rituximab are crucial for managing this adverse event.