Clinical Pattern and Causality Assessment of Drug-induced Cutaneous Reactions in a Tertiary Care Hospital in India: A Prospective Study.

Background: Cutaneous Adverse Drug Reactions (ADRs) are common and pose a serious challenge to physicians, especially in cases when the patient has many comorbidities, is polypharmacy, or self-administers over-the-counter medications.

Objective: The objective of this study is to analyze the clinical pattern and incidence of cutaneous ADRs and perform causality assessment using the WHO-UMC scale and Naranjo's scale. The severity of the reactions was determined by the Hartwig scale.