A pregnant client in her third trimester is started on chlorpromazine 25 mg four times daily. Which of the following instructions is most important for the nurse to include in the client's teaching...

A pregnant client in her third trimester is started on chlorpromazine 25 mg four times daily. Which of the following instructions is most important for the nurse to include in the client's teaching plan?

1. “Don't drive because there's a possibility of seizures occurring.”

2. “Avoid going out in the sun without a sunscreen with a sun protection factor of 25.”

3. “Stop the medication immediately if constipation occurs.”

4. “Tell your doctor if you experience an increase in blood pressure.”