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Alcohol Withdrawal

Delta Detox is a private UK healthcare provider specialising in alcohol home detox, sober companion services

Understanding Alcohol Withdrawal: What Happens When You Stop Drinking

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Alcohol withdrawal is the process your body goes through when it no longer receives the alcohol it has become dependent on. It can vary greatly from person to person, but with proper support and medical supervision, the symptoms can be managed effectively.

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Why Does Alcohol Withdrawal Happen?

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When you drink alcohol regularly over a long period, your brain and body become accustomed to its effects. Alcohol is a depressant that slows down the nervous system, and your body adapts to this by adjusting the production of certain chemicals in the brain. If you suddenly stop drinking, the brain needs time to readjust, leading to withdrawal symptoms. These symptoms can range from mild to severe, depending on the level of alcohol dependence.

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Common Symptoms of Alcohol Withdrawal

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Symptoms typically start within 6-12 hours after your last drink, but can vary depending on how much and how long you’ve been drinking. The timeline of withdrawal can last from a few days to up to a week, but in some cases, symptoms can persist for weeks. Here’s what to expect:

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Early Symptoms (6-12 hours)

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  • Anxiety or Nervousness: Feeling jittery or restless is very common as your nervous system tries to recalibrate.

  • Irritability or Mood Swings: You may feel easily frustrated or experience emotional highs and lows.

  • Tremors or Shaking: A common physical symptom as your body adjusts to the lack of alcohol.

  • Nausea or Vomiting: Your digestive system is affected by alcohol withdrawal, and you may feel unsettled.

  • Sweating or Hot Flashes: Increased perspiration due to the body’s attempt to regain balance.

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Moderate Symptoms (12-48 hours)

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  • Increased Heart Rate or Blood Pressure: Your heart works harder as it adapts to the changes.

  • Headaches: This can be caused by dehydration, changes in blood pressure, or the nervous system’s adjustment.

  • Insomnia: Difficulty sleeping as your body adjusts to a state without alcohol.

  • Appetite Changes: You may feel hunger or have a lack of appetite due to the digestive system’s reset.

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Severe Symptoms (48-72 hours)

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In more serious cases, delirium tremens (DTs) can occur, typically within 48-72 hours of the last drink. This is a medical emergency and requires immediate treatment.

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  • Hallucinations: Seeing or hearing things that aren’t there.

  • Severe Confusion or Disorientation: Difficulty thinking clearly or remembering things.

  • Seizures: This can occur and is one of the most dangerous symptoms of alcohol withdrawal.

  • Fever and Shaking: Your body’s temperature regulation can go haywire.

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The Risks of Alcohol Withdrawal

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While most people can experience mild to moderate symptoms, some people can develop severe withdrawal symptoms that require medical intervention. These include:

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  • Delirium Tremens (DTs): This is a life-threatening condition that causes confusion, hallucinations, severe agitation, and seizures. It requires urgent medical attention.

  • Severe Dehydration: Due to vomiting, sweating, and diarrhea, withdrawal can lead to dehydration, which can complicate the process.

  • Heart Complications: Elevated heart rate and blood pressure can increase the risk of heart problems during withdrawal, especially for those with pre-existing heart conditions.

Safely Cutting Down Alcohol: Reducing Withdrawal Risks

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If you’ve been drinking heavily for a long time, it’s important to be careful when cutting down. Stopping suddenly can sometimes be dangerous, so a gradual reduction is usually the safest way.

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Why You Shouldn’t Stop Suddenly

When your body is used to alcohol, suddenly stopping can cause withdrawal symptoms such as:

  • Shaking, sweating, or feeling anxious

  • Trouble sleeping or feeling sick

  • Seizures (fits)

  • Confusion or hallucinations (seeing or hearing things that aren’t there)

In rare cases, withdrawal can be life-threatening if not treated properly.

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Tips for Cutting Down Safely

  • Speak to your GP first. They can give advice and sometimes prescribe vitamins (like thiamine) to keep you safe.

  • Go gradually. Try to reduce a little at a time. For example:

    • Cut out 1–2 drinks a day.

    • Spread drinks out over a longer time.

    • Switch to lower-strength drinks.

  • Keep track. Write down how much you drink each day to see your progress.

  • Look after yourself. Stay hydrated, eat well, and get enough rest.

  • Get support. Ask a friend, family member, or support group to help you stay on track.

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When to Get Help Urgently

Call 999 (UK) or go to A&E if you have:

  • A seizure (fit)

  • Sudden confusion or hallucinations

  • Severe agitation, high fever, or chest pain

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Key Message

Reducing alcohol is one of the best things you can do for your health, but it needs to be done safely. You don’t have to do it alone, click here for support.

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