Steps to Administer:
If they are unresponsive and not breathing, push firmly downwards in the middle of their chest at a regular rate. Ideally, you should alternate two rescue breaths with 30 chest compression for anyone who has been rescued from drowning. This will help build up a supply of oxygen in their blood.
Disclaimer : Even after trying this if the person has not regained consciousness or even if they have take them to a certified medical professional immediately!
This first aid is certified by the British red cross