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EMT-Basic Pharmacology Questions and Answers | Latest Version | 2025/2026 | Correct & Verified
What is the primary action of epinephrine when used for anaphylaxis?✔✔ It relaxes airway muscles and constricts blood vessels to improve breathing and blood pressure.
When is aspirin used in the prehospital setting?✔✔ During chest pain suggestive of a heart attack to reduce blood clotting.
What is the correct dose of aspirin for chest pain in an adult patient?✔✔ 160 to 325 mg, chewed and swallowed.
What is the most important thing to check before administering nitroglycerin?✔✔ The patient’s systolic blood pressure and use of erectile dysfunction drugs.
What does nitroglycerin do in the body?✔✔ It relaxes blood vessels, reducing the heart's workload and relieving chest pain. 1 / 2
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Why should you not give nitroglycerin to a patient who has taken sildenafil (Viagra) within the last 24–48 hours?✔✔ It can cause a severe drop in blood pressure.
What is the route of administration for epinephrine from an auto-injector?✔✔ Intramuscular.
What is the primary side effect of epinephrine administration?✔✔ Increased heart rate and anxiety.
Why is oral glucose given to diabetic patients?✔✔ To raise blood sugar levels in conscious patients with suspected hypoglycemia.
When should oral glucose not be given?✔✔ When the patient is unconscious or unable to swallow.
What is activated charcoal used for?
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