Alcohol poisoning is a serious medical emergency that can happen when drinking goes far beyond the body’s limit.
Below, you’ll learn how to identify the warning signs, understand how it’s different from just being “too drunk,” know exactly when to call for emergency help, and find practical steps you can take to prevent it from happening to you or someone you care about.
What Is Alcohol Poisoning?
Alcohol poisoning occurs when someone drinks so much alcohol that their body starts to shut down. Alcohol slows down the brain and affects nerves that control automatic body functions, such as breathing, heart rate, and the gag reflex (the reflex that stops you from choking). If a person’s alcohol level gets too high, these functions can stop completely, which can be deadly.
When someone drinks a large amount of alcohol, their stomach often reacts by trying to get rid of it. This is why vomiting is common. But if the person is unconscious or too drunk to wake up, they can choke on their own vomit. This can block their airway and cause death from lack of oxygen.
Many people think that someone will be fine if they “just sleep it off.” This is dangerous. Alcohol in the stomach and intestines keeps entering the blood even after drinking stops. This means a person’s blood alcohol concentration (BAC) can keep rising for hours, even while they’re passed out. If BAC gets too high, it can lead to slowed breathing, a coma, or death.
Signs and Symptoms to Watch For
Below, you’ll learn the key warning signs that show when alcohol use has moved from being dangerous to life-threatening.
1. Mental confusion, stupor, coma, or not waking up
Alcohol slows the brain. A very drunk person can get so sedated that they barely respond or don’t wake up at all.
At these levels, vital reflexes that protect the airway can fail, and life-threatening problems (like breathing slowing down) can follow. Peer-reviewed reports link severe intoxication with deep unconsciousness and other critical problems.1
2. Vomiting
Alcohol irritates the stomach, so vomiting is common. The danger is aspiration (breathing vomit into the lungs), especially when the gag and cough reflexes are weak or absent.
Studies show aspiration risk goes up when protective reflexes are lost or when the person is vomiting while deeply intoxicated.2
3. Seizures
Very heavy drinking can trigger seizures, sometimes through low blood sugar or other metabolic changes.
Reviews note that severe intoxication can come with hypoglycemia and seizures, which need urgent care.3
4. Slow or irregular breathing
Alcohol depresses the brain centers that control breathing. Breaths can become very slow or come in long, uneven pauses.
Research in emergency settings has documented hypoventilation (dangerously reduced breathing) in acutely intoxicated patients.4
5. Hypothermia (low body temperature), bluish skin, paleness
Alcohol makes blood vessels in the skin open up, which dumps heat. Body temperature can fall to unsafe levels; skin may look blue around the lips or very pale when oxygen is low.
Case reports and reviews describe hypothermia as a direct effect of severe alcohol poisoning.1
When to Call 911
You should call 911 (or your local emergency number) right away if you think someone has alcohol poisoning. It can be deadly if not treated fast.
Call for help immediately if you see any of these signs:
- The person won’t wake up, no matter how much you try to rouse them.
- They have very slow breathing (less than eight breaths per minute) or long gaps between breaths (10 seconds or more).
- They are breathing irregularly, making gasping sounds, or have stopped breathing.
- They have seizures or are shaking uncontrollably.
- They are vomiting repeatedly or vomiting while unconscious.
- Their skin feels cold, looks pale, or has a bluish tint, especially around the lips or fingertips.
- They show extreme confusion, or can’t speak or move normally.
Even if you’re not sure it’s alcohol poisoning, it’s always safer to call. Emergency responders can check vital signs, give oxygen, prevent choking, and take the person to a hospital for treatment like IV fluids, warming, and careful monitoring.
Important:
- Don’t leave them alone. Stay until help arrives.
- Don’t try to make them walk around or drink coffee. These won’t help and can make things worse.
- Lay them on their side if they’re unconscious but breathing, to prevent choking on vomit.
Getting help quickly can mean the difference between life and death.
Alcohol Poisoning vs. Heavy Drinking
Heavy drinking means you’ve had a lot to drink, but your body is still working well enough to keep you awake, breathing normally, and able to respond. You might feel dizzy, have trouble walking, speak unclearly, or even throw up, but you’re still alert enough to know what’s happening around you.
The main difference is safety:
- Heavy drinking can make you sick and put you at risk of accidents or injuries, but you can usually recover with rest, hydration, and time.
- As mentioned above, alcohol poisoning is a medical emergency that can kill you if you don’t get help quickly.
If you’re not sure whether someone is just drunk or has alcohol poisoning, treat it like poisoning and get help right away. It’s always better to be safe than sorry.
How to Prevent Alcohol Poisoning
The best way to prevent alcohol poisoning is to take control of how, when, and how much you drink. You can enjoy yourself and still stay safe by making smart choices before and during drinking.
1. Understand your limits
Everyone handles alcohol differently. Your weight, age, health, and whether you’ve eaten all affect how quickly you feel drunk. Pay attention to how your body reacts, and stop drinking before you lose control.
2. Eat before and while you drink
Food slows down how fast alcohol gets into your bloodstream. Eating a meal before drinking and snacking while you drink can help prevent your blood alcohol level from spiking too fast.
3. Pace yourself
Sip your drink slowly instead of gulping it. A good rule is one drink per hour, and have a non-alcoholic drink like water or soda between alcoholic ones. This keeps you hydrated and gives your body time to process the alcohol.
4. Do not combine alcohol with drugs or medications
Some medicines, even over-the-counter ones, can make alcohol’s effects stronger and more dangerous. Drugs (including recreational ones) can also cause dangerous reactions with alcohol.
5. Watch out for high-alcohol drinks
Shots, strong cocktails, or drinks with energy drinks can raise your blood alcohol level quickly. Be careful with mixed drinks you didn’t make yourself. You might not know how strong they are.
6. Don’t join drinking games or challenges
They encourage you to drink way too much, too fast, which can quickly push you into dangerous territory without you realizing it.
7. Look out for your friends and let them look out for you
If you see someone drinking heavily, check in on them. Make sure you have a safe way to get home and someone who can help if things go wrong.
8. Know when to stop
If you start feeling dizzy, lightheaded, confused, or sick, it’s your body’s warning sign. Stop drinking and switch to water.
If you follow these steps, you’re less likely to put yourself in a dangerous situation.
Remember: once alcohol poisoning starts, you can’t “sleep it off,” you need medical help. Preventing it is always easier and safer than trying to treat it.
How South Coast Counseling & Oceanrock Health Can Help
South Coast Counseling offers personalized recovery treatment services for people dealing with alcohol use disorder and other addictions, providing therapy, group support, and a safe space to help you build healthy coping skills.
Oceanrock Health focuses on whole-person healing, combining medical care, therapy, and wellness practices to support recovery from addiction. We work with you to create a plan that fits your needs and helps you stay on track.
Both work toward giving you the guidance, tools, and support you need to recover safely and rebuild your life.
Sources:
- Wilson, E., & Waring, W. S. (2007). Severe hypotension and hypothermia caused by acute ethanol toxicity. Emergency Medicine Journal: EMJ, 24(2), e7. https://doi.org/10.1136/emj.2006.041590
- Link to external site, this link will open in a new window. (2021). Aspiration risk in relation to Glasgow Coma Scale score and clinical parameters in patients with severe acute alcohol intoxication: a single-centre, retrospective study. ProQuest, e053619. https://doi.org/10.1136/bmjopen-2021-053619
- Barclay, G. A., Barbour, J., Stewart, S., Day, C. P., & Gilvarry, E. (2008). Adverse Physical Effects of Alcohol Misuse. Advances in Psychiatric Treatment, 14(2), 139–151. https://doi.org/10.1192/apt.bp.105.001263
- Langhan, M. L. (2013). Acute Alcohol Intoxication in Adolescents: Frequency of Respiratory Depression. The Journal of Emergency Medicine, 44(6), 1063–1069. https://doi.org/10.1016/j.jemermed.2012.11.041
