You arrive on the scene to find CPR in progress. Nursing staff report that the patient was recovering from a pulmonary embolism and suddenly collapsed. There is no pulse or spontaneous respirations. High-quality CPR is in progress and effective ventilation is being provided with bag-mask. An IV has been initiated. You would now:
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Give atropine 1 mg IV
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Give atropine 0.5 mg IV
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Give epinephrine 1.0 mg IV
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Initiate transcutaneous pacing
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Order immediate endotracheal intubation
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