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: Psychiatry
Drug of choice in depression in old person is - 
Select and explain. 
A. Fluoxetine, B. Buspirone, C. Amitryptyline, D. Imipramine
A: Fluoxetine
Answer: A: Fluoxetine 
Explanation: Selective serotonin reuptake inhibitor (SSRIs) like fluoxetine have very little anticholinergic side effects and hence, are generally safer drugs to use in elderly patients with cardiac disease or BPH.