ca-mccqe1 MCQ (SBA): Cardiac arrest - shockable rhythm management

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A 28-year-old man collapses at home and is brought to the emergency department in pulseless ventricular tachycardia. High-quality CPR is underway and defibrillation has been performed. According to 2020 resuscitation guidelines used by Heart & Stroke Canada, which medication should be given first for refractory shockable rhythm after initial shocks?

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ca-mccqe1 MCQ: Cardiac arrest - shockable rhythm management — Answer &