16640 Alcohol Poisoning
Informed by recognized medical guidance
Overview
Alcohol poisoning is a serious and potentially life-threatening condition that happens when a person drinks a large amount of alcohol in a short period. The body cannot process the alcohol quickly enough, so it builds up in the blood and affects the brain, breathing, heart rate, and body temperature. It is a medical emergency.
Key facts
- Alcohol poisoning can affect anyone, even people who do not usually drink heavily.
- It is a medical emergency — if you think someone has alcohol poisoning, call your local emergency number immediately.
- A person does not need to be unconscious for it to be dangerous; signs like confusion, vomiting, and slow breathing can be just as serious.
Alcohol poisoning is one of the reasons people are taken to hospital emergency departments. Many alcohol-related hospital stays involve severe intoxication, and alcohol poisoning is among the most serious outcomes.
It most often affects teenagers and young adults, especially those who binge drink. However, it can happen to anyone at any age who drinks excessive amounts of alcohol, including older adults and those with lower alcohol tolerance.
Symptoms
- Unconsciousness or cannot be woken
- Seizures
- Breathing is slow, irregular, or stops
- Cold, clammy, pale, or blue-tinged skin
- Vomiting while unconscious or semi-conscious
- Any suspicion of alcohol poisoning, even if the person is awake
- ⚠Repeated vomiting and unable to keep fluids down
- ⚠Confusion or unusual behavior after drinking, but the person is awake
- ⚠Feeling extremely weak, dizzy, or unwell after drinking
- ⚠Being unable to walk or stand without help
Common symptoms
- Confusion or strange behavior
- Vomiting
- Seizures
- Slow, irregular, or shallow breathing
- Cold, clammy, pale, or blue-tinged skin
- Feeling very drowsy, difficult to wake, or passing out
- Low body temperature (feeling very cold)
Symptoms in children
- Children and teenagers who have been drinking may show the same signs as adults, but their symptoms can develop more quickly.
- Look for confusion, vomiting, stumbling, slurred speech, or extreme sleepiness.
- The child may have a seizure, stop breathing, or lose consciousness. If you suspect a child has consumed alcohol, seek emergency help right away.
Symptoms in older adults
- Older adults are more sensitive to alcohol, so smaller amounts can cause severe symptoms.
- The signs may be mistaken for dementia, a stroke, or the effects of medication.
- Look for confusion, unsteadiness, slurred speech, or unusual sleepiness after drinking.
Causes
Main causes
- Drinking a large amount of alcohol in a short time, often called binge drinking
- Drinking high-strength alcoholic drinks such as spirits quickly
- Drinking on an empty stomach, which speeds up alcohol absorption
- Mixing alcohol with other drugs, including prescription medicines and recreational drugs
- Drinking large amounts of alcohol when you are tired or unwell
Risk factors
- Being a teenager or young adult
- Drinking games or parties where heavy drinking is encouraged
- Having a low body weight or not being used to alcohol
- Taking certain medicines or using other substances that affect the nervous system
- Experiencing peer pressure or feeling unable to stop once drinking starts
When to see a doctor
See a doctor urgently if:
- Call your local emergency number right away if you suspect alcohol poisoning, especially if the person is unconscious, having seizures, or having trouble breathing.
- Do not wait for symptoms to go away on their own.
- If the person is already in the hospital or a healthcare setting, tell a doctor or nurse immediately.
Book a routine appointment if:
- If you often drink more than recommended limits, or if you are worried about your own or someone else's drinking habits, make an appointment with your doctor.
- If you have had a severe bout of drinking in the past and want help to cut down, talk to your doctor.
- If you are caring for someone with a drinking problem, seek advice from a healthcare professional.
Diagnosis
A doctor will assess the person's symptoms, ask about how much and how quickly alcohol was consumed, and do a physical examination. They may also ask about any medicines or other substances taken and about any existing health conditions.
Tests that may be done
- Blood tests to check alcohol level, blood sugar, electrolyte levels, and liver function
- Breathing and heart rate monitoring
- Imaging scans, such as a CT scan of the head, if there is a concern about head injury or another cause
- A urine test for alcohol or other substances
What to expect at your appointment
If someone is taken to hospital, doctors and nurses will closely monitor their vital signs, give fluids through a drip, and provide treatment to keep them safe. The person may need to be in an emergency department or a short-stay ward until the alcohol is cleared and they are stable.
Treatment
Treatment for alcohol poisoning focuses on keeping the person alive and safe while the body clears the alcohol. This is usually done in a hospital. In some cases, the stomach may be pumped in the emergency department, but this is not commonly needed.
Self-care at home
- If someone is minimally affected and you are caring for them at home, stay with them at all times.
- Keep them on their side in the recovery position to prevent choking if they vomit.
- Keep them warm, but do not give them alcohol, food, or drink.
- Do not induce vomiting, and do not put them in a cold shower.
- Watch closely for signs that their condition is getting worse, and call emergency services if you are worried.
Medical treatments
In the hospital, treatment may include giving oxygen, providing fluids through an intravenous (IV) line, and monitoring the heartbeat and breathing. If a person cannot breathe properly, they may be placed on a ventilator (a breathing machine) until the alcohol level falls. Medicines may be used to treat seizures or other complications, but there is no drug that can quickly 'sober up' a person.
When is surgery considered?
Surgery is not used to treat alcohol poisoning itself. If there is a related injury, such as a head injury, surgery may be needed for that specific problem.
Living with this condition
Most people who receive prompt medical treatment recover completely from alcohol poisoning. Afterward, it is helpful to think carefully about your drinking habits and to consider ways to reduce your risk. If you are a parent or friend, it can also be a time to have honest conversations about alcohol.
Lifestyle tips
- Set a personal limit on how much you will drink before you start.
- Avoid drinking games and rapid consumption of alcohol.
- Alternate every alcoholic drink with a glass of water or a non-alcoholic drink.
- Eat a meal before drinking and have food available while drinking.
- Do not mix alcohol with medicines or recreational drugs.
Diet and exercise
Eating a balanced diet, staying well hydrated, and getting regular exercise can help your body recover after a heavy drinking episode and improve your overall health. In the days after alcohol poisoning, focus on drinking plenty of water and eating regular meals.
Mental health and emotional wellbeing
An episode of alcohol poisoning can be frightening and can bring up feelings of guilt, anxiety, or shame. It may also be upsetting for family and friends. These feelings are normal, and it may help to talk to a healthcare professional or a counselor. If you are having thoughts of self-harm or suicide, reach out to a crisis line or your local emergency number immediately — you matter and support is available.
Prevention
Yes, alcohol poisoning is entirely preventable. The most effective way is to drink less or not at all. If you choose to drink, follow national guidelines on low-risk drinking and avoid binge drinking. Remember that you can have a good time without alcohol, and it is always okay to say no.
Vaccines
There is no vaccine for alcohol poisoning. Reducing or avoiding alcohol is the only protective measure.
Screening programmes
There is no routine medical screening for alcohol poisoning, but your doctor may ask about your drinking during check-ups to identify risky patterns. Being open with your doctor about your drinking can help them offer you the right support.
Complications
If left untreated
- Choking on vomit while asleep or unconscious
- Breathing stops completely
- Severe dehydration, which can cause brain or organ damage
- Dangerously low blood sugar, which can lead to seizures or coma
- Sudden irregular heartbeat or cardiac arrest
- Permanent brain damage, including memory problems
- Death
Long-term outlook
Alcohol poisoning is a serious medical emergency, but with prompt treatment in a hospital, most people recover fully without lasting problems. The biggest risk is when help is delayed. For anyone who has had a severe episode, this experience can be a powerful reminder to seek support for drinking habits and make healthier choices going forward. There is always hope and help available.
Find support
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Always verify with your doctor
Health guidelines vary by country and region. The information in this article is based on international clinical guidelines but may not reflect the specific guidelines, medications, or practices in your country. Always discuss your health concerns with your own doctor or healthcare provider, and refer to your local national health guidelines where available.
Important notice This information is for educational purposes only. It does not replace professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider about your specific situation. If you are experiencing a medical emergency, call your local emergency services immediately.
Related conditions
Sources and guidance
This article is educational and is prepared with reference to recognized health information and clinical guidance sources where available. Specific source links may vary by topic.
Last updated: July 31, 2026
Educational note: This information is for education only and is not a diagnosis.
Use it to support, not replace, advice from a licensed clinician.
If symptoms are severe, worsening, or urgent, call your local emergency number or seek emergency care.