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
[{'content': 'A 30 year old pregnant woman devolopes tuberculosis. Which of the following antitubercular drugs should not be used - \nSelect and explain. \nA. INH, B. Rifampicin, C. Streptomycin, D. Ethambutol', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Streptomycin o Streptomycin is an aminoglycoside antibiotic contraindicated in pregnancy due to risk of fetal ototoxicity. o Recommended treatment in pregnancy is (2HRZ + 4HR) for 6 months by WHO and British Thoracic Society. o Ethambutol can be added during late but not early pregnancy. o In India, treatment for pregnant women is 2HRE + 7 HR (Total 9 months).", 'role': 'assistant'}]