A patient with a possible acute coronary syndrome has ongoing chest discomfort unresponsive to 3 sublingual nitroglycerine tablets. There are no contraindications and 4 mg of morphine sulfate was administered. Shortly, BP falls to 88/60 and the patient complains of increased chest discomfort. You would:
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Give an additional 2 mg of morphine sulfate
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Start dopamine at 2 ụg/kg per minute and titrate to BP 100 systolic.
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Give nitroglycerin 0.4 mg sublingually
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Give normal saline 250 mL to 500 mL fluid bolus
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