All of the following can precipitate porphyria except ?
High-Yield Explanation
Ans. is 'c' i.e., Penicillin Penicillin is a safe drug in acute intermittent porphyria Drugs precipitating acute intermittent porphyria Barbiturates Griseofulvin Chlorpropramide Rifampicin Oral contraceptives Estrogen Phenytoin Sulfonamides