A client receives a prescription for antianxiety medication. Why should the nurse tell the client to avoid drugs such as caffeine, nicotine, nonprescription diet pills, and cold and allergy...

A client receives a prescription for antianxiety medication. Why should the nurse tell the client to avoid drugs such as caffeine, nicotine, nonprescription diet pills, and cold and allergy medications?

1. They potentiate the action of antianxiety medications.

2. They cause withdrawal symptoms that mimic anxiety.

3. They release endorphins that decrease a sense of wellbeing.

4. They stimulate the sympathetic nervous system.