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
Drugs used in generalized anxiety disorder are: 
Select and explain. 
A. Alprazolam, B. Paroxetine, C. Venlafaxine, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: Alprazolam is a BZD and hence reduces anxiety and Alprazolam has an additional anti depressant activity. Paroxetine is an SSRI and Venlafaxine is an SNRI so both have anti anxiety action . Hence all the above given drugs can be used. Ref KD Tripati 8th ed.