Emergency Medical Technician (EMT) Practice Test

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What are the contraindications for nitroglycerin?

High systolic blood pressure
Allergic reaction
Erectile dysfunction medications
Asthma

The correct answer is: High systolic blood pressure

Nitroglycerin is used to treat angina, a type of chest pain that occurs when there isn't enough blood flow to the heart. This medication works by widening blood vessels, allowing more blood and oxygen to reach the heart. However, there are certain conditions or medications that may cause harmful interactions with nitroglycerin, known as contraindications. In this case, high systolic blood pressure is a contraindication for nitroglycerin because it can cause a dangerous drop in blood pressure. It is important to consult a doctor before taking nitroglycerin if you have high blood pressure. The other options listed are not contraindications for nitroglycerin. Allergic reactions are possible with any medication, but are not specific to nitroglycerin. Erectile dysfunction medications and asthma do not have a dangerous interaction with nitroglycerin.