An antihypertensive medication has been prescribed for a client with hypertension. The client tells the nurse that she would like to take an herbal substance to help lower her blood pressure. Which...

An antihypertensive medication has been prescribed for a client with hypertension. The client tells the nurse that she would like to take an herbal substance to help lower her blood pressure. Which statement by the nurse is most important to provide to the client?

 1. “Herbal substances are not safe and should never be used.” 2. “I will teach you how to take your blood pressure so that it can be monitored closely.” 3. “You will need to talk to your primary health care provider (HCP) before using an herbal substance.” 4. “If you take an herbal substance, you will need to have your blood pressure checked frequently.”