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
Nicotinic acid acts by - 
Select and explain. 
A. Nicotinic acid acts by -, B. Inhibiting HMG-CoA synthatase, C. Inhibiting HMG CoA reductase, D. Decreasing absorption of cholesterol
A: Nicotinic acid acts by -
Answer: A: Nicotinic acid acts by - 
Explanation: Ans. is 'a' i.e., Inhibiting lipolysis o Niacin (Nicotinic acid) inhibits intracellular lipolysis by inhibiting hormone sensitive lipase --> intracellular FFA to liver --> triglyceride synthesis.