Substance guides
Can you overdose on alcohol? Understanding alcohol poisoning
Published November 24, 2024 · 7 min read · Updated April 2026
Reviewed for accuracy by licensed clinical professionals.
Alcohol poisoning kills approximately 2,200 Americans annually. A BAC of 0.30-0.40% is potentially lethal.
How it happens
BAC continues rising 30-40 minutes after the last drink. Loss of consciousness prevents seeking help. Death from respiratory depression, aspiration, hypothermia, or cardiac arrhythmia.
Risk factors
Body weight, tolerance, speed of consumption, food, and medications. Young and inexperienced drinkers at highest risk.
Emergency response
Call 911 for anyone unconscious after drinking with slow breathing or blue skin. Recovery position. Do not give coffee. Do not leave them alone.
Frequently asked questions
How much alcohol can kill you?
BAC of 0.30-0.40% is potentially lethal. For a 160-pound person, approximately 15-20 standard drinks in a short period.
Can you die from alcohol poisoning?
Yes. About 2,200 Americans die annually. It is a medical emergency.
What BAC is fatal?
0.30-0.40% is potentially lethal, though some survive higher levels. BAC continues rising after the last drink.
Disclaimer: Informational only. Not medical advice. SAMHSA: 1-800-662-4357.