A 52-year-old man complains of chest pressure. He is diaphoretic and has a blood pressure of 110/90 mm Hg. He has a prescription for nitroglycerin (NTG), but has not taken any. After administering oxygen to the patient you should:
A. contact medical control for permission to administer the NTG.
B. give 1 NTG dose and contact medical control.
C. continue oxygen and transport the patient to the hospital.
D. administer up to 3 NTG doses and reassess his BP.
Answer: A. contact medical control for permission to administer the NTG.
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