<prompt> A 27 year old sexually active male develops a vesiculobullous lesion on the glans soon after taking tablet paracetamol for fever. The lesion healed with hyperpigmentation. The most likely diagnosis is -Behcets syndromeHerpes genitalisFixed drug eruptionPemphigus vulgaris  <response>: Fixed drug eruption manifests as skin lesions at fixed sites following drug intake. Page no.294. Reference IADVLs concise textbook of dermatology 