You are caring for a 9-month-old child with a narrow complex supraventricular tachycardia. The heart rate is 260, blood pressure is 56/30, the child is lethargic and mottled in appearance with an increased work of breathing. Her capillary refill is delayed at 4 seconds and respiratory rate is 60. An IV is not established as of yet. The most appropriate intervention is: – Code Blue

You are caring for a 9-month-old child with a narrow complex supraventricular tachycardia. The heart rate is 260, blood pressure is 56/30, the child is lethargic and mottled in appearance with an increased work of breathing. Her capillary refill is delayed at 4 seconds and respiratory rate is 60. An IV is not established as of yet. The most appropriate intervention is: