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 is a bacteriostatic Anti tubercular drug? \nSelect and explain. \nA. Streptomycin, B. Ethambutol, C. Isoniazid, D. Rifampicin', 'role': 'user'}, {'content': 'Answer: B \nExplanation: ANSWER: (B) EthambutolREF: KDT 6th edition page 703Bacteriostatic anti tubercular drugs are:ThiacetazoneEthionamideEthambutolPASCycloserine', 'role': 'assistant'}]