This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
[{'content': 'All of the following are true about Rifampicin except: \nSelect and explain. \nA. It acts by inhibiting RNA polymerase enzyme, B. It cause Flu like symptoms when given daily, C. It is an enzyme inducer, D. It is less efficacious than Rifabutin against MAC', 'role': 'user'}, {'content': 'Answer: B \nExplanation: It causes flu like symptoms when given at "intermittent doses", hence monthly dosage given should be observed and monitored.', 'role': 'assistant'}]