A 27 year old sexually active male develops a vesiculobullous lesion on the glans soon after taking a paracetamol tablet for fever. The lesion healed with hyperpigmentation. The most likely diagnosis is:
A. Behcet’s syndrome
B. Herpes genitalis
C. Fixed drug eruption
D. Pemphigus vulgaris
Correct answer : C. Fixed drug eruption
History and clinical features are characteristic of fixed drug eruption.