This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hypolipidemic, Subject name: Pharmacology
[{'content': 'Which of the following lipid lowering agent acts via HMG CoA reductase? \nSelect and explain. \nA. Niacin, B. Statins, C. Fibric acid derivatives, D. Bile acid Sequestrant', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B. StatinsStatins are the drugs which inhibit the HMG CoA reductase enzyme. Niacin inhibit the lipase. Fibrates stimulate the PPAR alpha and bile acid Sequestrant binds bile acid in GIT.', 'role': 'assistant'}]