Adult basic life support.
SAFE approach: Shout for help, Approach with care, Free from danger and Evaluate.
check responsiveness (shake)
responsive: check his condition, get help if needed and reassure him regularly.
unresponsive: shout for help
open airway: head tilt, chin lift. (avoid head tilt if trauma to the neck is suspected).
Check breathing: look listen and feel up to 10 seconds.
breathing present : recovery position.
no breathing: call 999 and give 2 effective breaths, check airway and ensure head tilt and chin lift.
Assess circulation, movement/pulse up to 10 sec. (carotids)
circulation present: breath for one minute and reassess
no circulation: give chest compression's: 100 per minute (position yourself vertically above the victim's chest and, with your arms straight press down on the sternum to depress it between 4-5 cm.). Single rescuer:- 2:15, two rescuers:- 1:5.
Continue resuscitation until:- (i) qualified help arrives, (ii) the victim shows signs of life, (iii) you become exhausted.