A client with anxiety disorder is prescribed buspirone. The nurse explains to the client about safe drug administration. Which information, if not included in the medication instruction, may result in the therapy being perceived to be ineffective?
1. The drug shows its action in 10 to 14 days.
2. The drug may cause nausea and vomiting.
3. The drug can be taken with milk and food.
4. The drug may cause orthostatic hypotension.