One would be dead or close to it. The person would be in severe shock and could be dying. This is an emergency situation. Losing two pints of blood is dangerous, much less 2 Liters. Call 911 if this is an emergency or see your healthcare professional for additional information pertaining to this question.This response has been given by a medical professional, but not a physician. Although this response has been checked for accuracy and has been researched, any advice given here does not take the place of your primary care provider. In an emergency, please dial 911 or your local emergency number. This response is provided under the terms and disclaimers of WikiAnswers and the author of this answer cannot be held liable for any misguided attempts to follow this advice without the observation or guidance of a licensed physician.