A patient of MDR Tb is on anti-tubercular drugs. After few months, he develops red-green color blindness. Most likely drug causing this symptom is:
Ans. B. EthambutolEthambutol is first line antitubercular drug which is contraindicated in children as it causes optic neuritis and red-green color blindness.
Rifampicin
Ethambutol
Isoniazid
Streptomycin
Anti Microbial