This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Central Nervous system, Subject name: Pharmacology
All are indications of lithium except 
Select and explain. 
A. Neutropenia, B. Major Depression, C. Vasculogenic Headache, D. Generalized anxiety disorder
D: Generalized anxiety disorder
Answer: D: Generalized anxiety disorder 
Explanation: Lithium is a drug of its own kind to suppress mania and to exe a prophylactic effect in bipolar manic depressive illness (MDI) at doses which have no ove CNS effects. Ref KD T ripati 8th ed.