This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anti Microbial, Subject name: Pharmacology
[{'content': 'Which of the following anti TB drug is NOT bactericidal \nSelect and explain. \nA. Rifampicin, B. Isoniazid, C. Pyrazinamide, D. Ethambutol', 'role': 'user'}, {'content': 'Answer: D \nExplanation: 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', 'role': 'assistant'}]