Activate the emergency response system and fetch the crash cart/defibrillator.
Start chest compressions (30:2 ratio) at a rate of 100–120 bpm and a depth of 2–2.4 inches (5–6 cm). Minimize interruptions. 2. Advanced Airway & Oxygenation
Action: Deliver 1 shock (follow manufacturer’s joule settings) and resume CPR immediately for 2 minutes.