This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pharmacotherapy In Psychiatry, Subject name: Psychiatry
[{'content': 'Which of the following drug is used for Lithium induced tremors? \nSelect and explain. \nA. Add valproate, B. Propranolol, C. Trihexyphenidyl, D. Tetrabenazine', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. B. PropranololNeurological Effects of lithium1. Tremor: postural tremor (8to12Hz) (treatment- b-Adrenergic receptor antagonists, such as propranolol)2. Cognitive Effects (dysphoria, lack of spontaneity, slowed reaction times and impaired memory)3. Other Neurological Effects: symptoms of mild parkinsonism, ataxia, dysarthria, Peripheral neuropathy, benign intracranial hypertension (pseudotumor cerebri), findings resembling myasthenia gravis &increased risk of seizures.', 'role': 'assistant'}]