This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Chemotherapy, Subject name: Pharmacology
Which of the following is ATT drug can be used in patients with hepatic dysfunction 
Select and explain. 
A. Streptomycin, B. INH, C. Pyrazinamide, D. Rifamipicin
A: Streptomycin
Answer: A: Streptomycin 
Explanation: Ans:streptomycin Refer KDT 6/e p742, 743 Ethambutol and Streptomycin are first line drugs of ATT They are not Hepatotoxic