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: Social & Preventive Medicine
Daily dose of INH for TB ? 
Select and explain. 
A. 600 mg, B. 300 mg, C. 150 mg, D. 1500 mg
B: 300 mg
Answer: B: 300 mg 
Explanation: Ans. is 'b' i.e., 300 mg