A nurse is reinforcing discharge teaching about sublingual nitroglycerin with a client who has angina. Which of the following statements indicates an understanding of the instructions?

A. The client should take up to three doses 5 minutes apart and seek emergency medical attention if pain persists. B. Nitroglycerin works quickly, and the client should feel relief within a few minutes. C. Nitroglycerin is taken sublingually and should not be taken with food. D. Nitroglycerin primarily dilates blood vessels and may cause a transient drop in blood pressure but is not known for slowing the heart rate.