This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
[{'content': 'Fluoxetine causes all, except \nSelect and explain. \nA. Diarrhoea, B. Insomnia, C. Sedation, D. Anxiety', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Fluoxetine is a newer SSRI (selective serotonin reuptake inhibitor) devoid of an cholinergic, sedative and hypotensive side effects.', 'role': 'assistant'}]