This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Chemotherapy: General Principles, Subject name: Pharmacology
[{'content': 'Which of the following antitubercular drugs can be used in patients with hepatic dysfunction? \nSelect and explain. \nA. Streptomycin, B. INH, C. Pyrazinamide, D. Rifampicin', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. (A) Streptomycin(Ref: KDT 8th/e p820)Ethambutol and streptomycin are first line anti-tubercular drugs that are NOT hepatotoxic.', 'role': 'assistant'}]