A 68-year-old male with a history of hypertension, benign pr…

A 68-year-old male with a history of hypertension, benign prostatic hyperplasia, and erectile dysfunction presents to the emergency department with chest pain. He reports taking his usual medications this morning, including tamsulosin, hydrochlorothiazide, and sildenafil. His blood pressure is 84/52 mmHg, and he appears pale and dizzy. The provider prescribes sublingual nitroglycerin for suspected angina. What is the nurse’s best action?