This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2017, Subject name: Pharmacology
[{'content': 'Which of the following anti-diabetic drugs are associated with weight gain? \nSelect and explain. \nA. Acarbose, B. Metformin, C. Sitagliptin, D. Pioglitazone', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Pioglitezone Only one thiazolidinedione, pioglitazone is currently available in india C/I in liver and hea failure Selective agonist for PPAR ? ( peroxisome proliferator activated receptor ?) Lower serum triglyceride level ,raises HDL level Reverse insulin resistance', 'role': 'assistant'}]