After one shock and two minutes of CPR, what is the recommended next step if there is no change in rhythm?

The recommended next step after one shock and two minutes of CPR, when there is no change in rhythm, is to resume CPR and consider medication.

This step is crucial because high-quality CPR is essential in the intermediate stages of a cardiac arrest situation. Continuous chest compressions help maintain blood flow and oxygenation to vital organs while waiting for further interventions. During the pause in CPR that might occur if a shock is repeated or if a pulse check is conducted, there is a risk that perfusion to the heart and brain may be insufficient, leading to worse outcomes for the patient.

Additionally, during the next recycles of CPR, the introduction of medications, such as adrenaline (epinephrine), is indicated. This medication can help improve the chances of a return of spontaneous circulation (ROSC). The combination of effective CPR with appropriate drugs is crucial in managing a patient who remains in a non-perfusing rhythm, such as ventricular fibrillation or pulseless ventricular tachycardia, emphasizing the importance of continued CPR alongside advanced therapeutic measures.

In contrast, repeating the shock without returning to CPR would not provide adequate blood flow, effectively reducing the patient's chances of survival. Similarly, stopping CPR to check for a pulse interrupts the critical flow of oxygenated