[Verified Answer]: Mrs. A. is a 69-year-old woman with a history

Mrs. A. is a 69-year-old woman with a history of hypertension and angina. She was treated in the hospital 4 months ago for angina with nitrates and an ACE inhibitor. She was sent home with nitroglycerin tablets and told to take one low-dose aspirin a day. This was the only episode of angina, and she has not had angina since then. Early one morning, Mrs. A. got out of bed and was washing her face. Suddenly, she began feeling light-headed with some mild chest discomfort. She turned to her husband and said: “I think I’m having another attack.” On the basis of her history, what do you think are Mrs. A.’s symptoms? Mr. A. goes to the medicine cabinet to get nitroglycerin pills. He notices that the pills are 4 months Mrs. A. puts a nitroglycerin pill under her tongue. How long before she should start feeling relief? It has been 5 minutes since taking the first nitroglycerin pill, and Mrs. A. has felt no relief from her symptoms. What would you recommend? It has now been 15 minutes, and Mr. A. has given his wife three nitroglycerin pills. Mrs. A. has had no relief. What should Mr. A. do now?old. Can he still use these pills?