Unconsciousness First Aid Tips Please note that the source for these first aid instructions is the American Red Cross. Different signs, symptoms, and their causes may dictate different treatments. When in doubt, always call 911 first; the Fire and Emergency Medical Services call taker is prepared to give you instructions over the phone. Unconsciousness: First Aid at a Glance Signs And Symptoms First Aid Unresponsiveness All victims, call 911. Keep victim warm and lying down,     head turned to the side. If breathing stops, give rescue breathing. Never give an unconscious person     food or liquids.