Antitubercular drug which is least hepatotoxic: September 2010
Ans. C: Ethambutol The single biggest problem with TB treatment is drug-induced hepatitis, which has a moality rate of around 5%. Three drugs can induce hepatitis: PZA, INH and RMP (in decreasing order of frequency). It is not possible to distinguish between these three causes based purely on signs and symptoms.
Rifampicin
Pyrazinamide
Ethambutol
INH