Which does NOT cause optic neuropathy: (A) Penicillin, (B) INH, (C) Ethambutol, (D) Chloramphenicol
Answer is A. Ans. is 'a' i.e., Penicillin Drugs causing optic neuritis:Aminosalicylic acid - StreptomycinAmiodarone - PhenothiazinesChloramphenicol - PhenylbutazoneEthambutol - QuinineIsoniazid - Penicillamine