Fixed drug eruptions can be seen more frequently with: (A) Penicillin, (B) Sulfonamide, (C) Cetrizine, (D) Roxithromycin
Answer is B. Fixed drug eruption It characteristically recur at the same site following administration of offending drugs or occasionally a member of the same group of drugs. They occur 30min to 8hrs after drug administration Most common drugs: Sulfonamides NSAIDS Dapsone Batbiturates Ciprofloxacin Phenytoin Griseofulvin Metronidazole Antituberculous drugs IADVL Textbook of dermatology page 1668