The nurse is caring for a client diagnosed with migraine headaches. Which information should the nurse teach regarding abortive medication therapy? 1. Use the medication every day even if no headache....

The nurse is caring for a client diagnosed with migraine headaches. Which information should the nurse teach regarding abortive medication therapy?

1. Use the medication every day even if no headache.

2. Take the radial pulse for 1 minute prior to taking the medication.

3. The medications can cause severe hypertension.

4. Limit use of the medication to 1 or 2 days a week.