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
A patient of pulmonary tuberculosis was put on anti-tuberculosis therapy. He was given Rifampicin, INH, Ethambutol and Pyrazinamide He should be advised to have a supplement of 
Select and explain. 
A. Niacin, B. Riboflavin, C. Pyridoxine, D. Thiamine
C: Pyridoxine
Answer: C: Pyridoxine 
Explanation: None