Thanks Waker, I'll leave this for you guys to refer back to around 9pm tonight.
Give 5 back blows. Stand to the side and just behind a choking adult. For a child, kneel down behind. ...
Give 5 abdominal thrusts. Perform five abdominal thrusts (also known as the Heimlich maneuver).
Alternate between 5 blows and 5 thrusts until the blockage is dislodged.