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: Medicine
A patient with HIV disease is on Highly Active Anti Retroviral Therapy (HAART). He develops tuberculosis. Which one of the following anti-tubercular drugs interferes with HAART? 
Select and explain. 
A. Isoniazid, B. Ethambutol, C. Pyrazinamide, D. Rifampicin
D: Rifampicin
Answer: D: Rifampicin 
Explanation: None