A 17-year-old girl had been taking a drug for treatment of acne for the last 2 years, which has lead to pigmentation. Which drug could it be?
Ans. (B) Minocycline(Ref: Harrison 17th/e p327-328, CMDT-2010/121)Both minocycline as well as chlorpromazine can cause pigmentation on long-term use.However, as the patient in question is being treated for acne, the answer should be minocycline. Antibiotics used in acne are erythromycin, clindamycin, tetracycline, doxycycline and minocycline.
Doxycycline
Minocycline
Azithromycin
Chlorpromazine
Miscellaneous