Social & Preventive Medicine Under the RNTCP, for diagnosis of MDR TB, currently drug sensitivity testing is done for: A Rifampicin B Rifampicin, Isoniazide C Rifampicin, Isoniazide and Ethambutol D Rifampicin, Isoniazide and Pyrazinamide 💡 Explanation Under the RNTCP, for diagnosis of MDR TB, currently drug sensitivity testing is done for: ✓ Correct Answer: C. Rifampicin, Isoniazide and Ethambutol