<prompt> Which of the following drug is used for Lithium induced tremors?Add valproatePropranololTrihexyphenidylTetrabenazine  <response>: Ans. B. PropranololNeurological Effects of lithium1. Tremor: postural tremor 8to12Hz treatment- b-Adrenergic receptor antagonists, such as propranolol2. Cognitive Effects dysphoria, lack of spontaneity, slowed reaction times and impaired memory3. Other Neurological Effects: symptoms of mild parkinsonism, ataxia, dysarthria, Peripheral neuropathy, benign intracranial hypertension pseudotumor cerebri, findings resembling myasthenia gravis increased risk of seizures. 