02/08/2021
Question of the day
A 65year old male comes with complaints of recent onset skin rashes and oral ulcers. According to the history he received some medications orally because of toothache within a week before admission.He doesn't remember the medication he took. Less than 24 h after ingestion, he experienced burning sensation in the dorsal aspect of the left 4th finger. Subsequently, a well-demarcated bullous lesion appeared within hours involving the dorsal surface of the proximal and middle phalanx of the left 4th finger. The detailed physical examination revealed also an erythematous lesion in the upper lip and a painless ulcer in the ventral surface of pe**le shaft. The lesions healed with hyperpigmentation. Which medication is he using?
A. Carbamazepine
B. Tetracycline
C. NSAIDS
D. Cotrimoxazole