A 45-year-old woman calls EMS because of severe chest pain. When you arrive, she advises you that she has taken two of her husband's nitroglycerin tablets without relief. What is your most appropriate course of action?
A. Attach the AED, administer 100% oxygen, and contact medical control for advice.
B. Apply supplemental oxygen and transport the patient to the hospital without delay.
C. Call medical control and request permission to assist the patient with one more nitroglycerin tablet.
D. Obtain the patients's blood pressure and administer one more nitroglycerin tablet if her blood pressure is greater than 100 mm Hg systolic.
Answer: B. Apply supplemental oxygen and transport the patient to the hospital without delay.
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