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': 'Adverse effects of valproic acid derivatives include the following except - \nSelect and explain. \nA. Alopecia, B. Liver failure, C. Weight gain, D. Osteomalacia', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. is 'd' i.e., Osteomalacia Adverse effect of Valproate Neurological - Ataxia, sedation,tremor Systemic- Hepatotoxicity, thromobocytopenia,GI irritation, weight gain, transient alopecia, hyperammonemia, pancreatitis,coagulation disorder", 'role': 'assistant'}]