A Client Who Has a Long-Standing History of Depression Has

Multiple Choice

A client who has a long-standing history of depression has been on a prescribed antidepressant for several months. During his follow-up clinic visit, he states that he has also been trying St John's wort because he heard it was helpful in treating depression. Which vital signs should the nurse be attentive to for possible adverse effects?

A) Respiratory rate.
B) Pulse rate.
C) Oxygen saturation.
D) Temperature.