This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Antibiotics, Subject name: Pharmacology
[{'content': 'Most effective anti TB drug acting on slow multiplying intracellular bacteria? \nSelect and explain. \nA. INH, B. Ethambutol, C. Streptomycin, D. Pyrazinamide', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Slow intracellular bacteria are best killed with Pyrazinamide. Streptomycin kills extracellular organisms. INH and rifampin kills both.Ref: KD Tripathi 6th ed; Pg: 769', 'role': 'assistant'}]