Get emergency medical help. Meanwhile-
Make the person lie down on the back
Raise the legs above head level
If raising the legs is painful, keep the person still
Check for breathing
If not breathing, do Cardio pulmonary Resuscitation (CPR)
Make the person comfortable by loosening tight clothes
Cover the person with a blanket
If vomiting or bleeding from mouth -turn the patient on the side
Do not feed the person orall