A nurse is caring for a client who reports he has headaches after taking chewable isosorbide dinitrate. Which of the following statements should the nurse make?

A. Correct. Isosorbide dinitrate is a medication used to prevent angina. Headaches are a common side effect when starting the medication, but they often decrease over time as the body adjusts. B. Incorrect. Swallowing the tablet whole will not necessarily minimize headaches associated with isosorbide dinitrate. C. Incorrect. Taking the medication on an empty stomach is not typically necessary to prevent headaches. D. Incorrect. Discontinuing the medication without consulting a healthcare provider is not recommended, as abrupt discontinuation could lead to worsening of symptoms.