Which of the following anti TB drug is NOT bactericidal: (A) Rifampicin, (B) Isoniazid, (C) Pyrazinamide, (D) Ethambutol
Answer is D. Ans. (d) EthambutolRef. KDT/742* Ethalmbutol is selectively tuberculostatic and clinically as active as Streptomycin.1st Line ATT Drugs action on bacteria and hepatoxictyDrugBactericidal/ BacteristaticHepatotoxicityIsoniazidCidal+RifampicinCidal+PyrazinamideCidal++++EthambutolSTATIC-NoStreptomycinCidal-No