This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Mycobacterial Diseases (TB, Leprosy and MAC), Subject name: Pharmacology
[{'content': 'Which of the following anti-tubercular drug should be avoided in pregnancy? \nSelect and explain. \nA. Rifampicin, B. INH, C. Pyrazinamide, D. Ethambutol', 'role': 'user'}, {'content': 'Answer: C \nExplanation: - Streptomycin is contra-indicated in pregnancy. - Pyrazinamide should be avoided in pregnancy.', 'role': 'assistant'}]