This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: AIDs, Subject name: Medicine
In HIV patients on Stavudine, Lamivudine & Didanosine, which of the following ATT should not be given together- 
Select and explain. 
A. Ethambutol, B. Rifampicin, C. INH, D. Pyrazinamide
B: Rifampicin
Answer: B: Rifampicin 
Explanation: Ans-B. Rifampicin is enzymes inducer Decreases the ART drug level