This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
A lactating woman has Sputum positive TB. The neonate is 3 months old. What is the recommended chemoprophylaxis? 
Select and explain. 
A. INH 3mg/kg for 3 months, B. INH 5mg/kg for 3 months, C. I NH 3mg/kg for 6 months, D. INH 5 mg/kg for 6 months
D: INH 5 mg/kg for 6 months
Answer: D: INH 5 mg/kg for 6 months 
Explanation: Chemoprophylaxis Asymptomatic children under 6 years of age, exposed to an adult with infectious (smear-positive) tuberculosis from the same household, will be given 6 months of isoniazid (5 mg per kg daily)