This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
Hepatotoxic drugs are all EXCEPT : 
Select and explain. 
A. Methotrexate, B. Isoniazid, C. Cycloserine, D. Ethionamide
C: Cycloserine
Answer: C: Cycloserine 
Explanation: None