Medication for Alcohol Addiction: What Actually Works

Naltrexone, acamprosate, and disulfiram are approved medications for alcohol use disorder. What each one does, what the evidence shows, and where GLP-1 research stands.
Picture of Medically Reviewed By Dr. Naveen Kumar V
Medically Reviewed By Dr. Naveen Kumar V

MBBS, DPM (Psychiatry),Abhasa Rehab and Wellness
Clinical Lead with 20 years of experience in addiction psychiatry

Picture of Medically Reviewed By <br>Dr. Naveen Kumar V
Medically Reviewed By
Dr. Naveen Kumar V

MBBS, DPM (Psychiatry),Abhasa Rehab and Wellness
Clinical Lead with 20 years of experience in addiction psychiatry

alcohol-addiction
5.7 crore[1]

Indians live with harmful or dependent alcohol use

Only 2.6%[1]

Of those who need treatment actually receive it

118 trials[6]

And 20,976 participants in the 2023 JAMA review

3 approved

Medicines for alcohol use disorder, available in India

Table of Contents

Key Takeaways

QUICK ANSWER

Three medications are approved and widely used for alcohol use disorder: naltrexone, acamprosate, and disulfiram. Naltrexone lowers cravings, and it also blunts alcohol’s reward.

Acamprosate supports staying alcohol-free after detox, while disulfiram works as a deterrent. Each one is chosen through psychiatric assessment, and each works best alongside therapy.

You probably searched something like is there a tablet to stop drinking. Maybe for yourself. Maybe quietly, for someone at home.

 

Here’s the thing about that search from India. Most of what comes back was written for American readers, so it talks about American treatment centres and assumes an American way of prescribing. And almost none of it answers the newest question people are typing in, which is about GLP-1 weight-loss drugs and alcohol cravings.

 

So this page tries to do both. First, plain explanations of the medicines that truly have evidence behind them, and then an honest, unhyped account of the research still going on.

 

The scale first. According to the AIIMS-NIMHANS National Survey (2019), roughly 5.7 crore Indians live with harmful or dependent patterns of alcohol use.[1] Only about 2.6% of those who need treatment actually receive it.[1]

 

That gap is not mainly about whether medicines exist. It is about assessment, and very few people ever get sat down and properly checked.

What is medication-assisted treatment for alcohol use disorder?

QUICK ANSWER

Medication-assisted treatment (MAT) for alcohol use disorder means using an approved medicine to support recovery. A doctor chooses it after a clinical assessment.

The medicine can reduce cravings, reduce alcohol’s rewarding effect, or discourage drinking. The person also receives counselling or therapy. It supports recovery. It does not replace it.

One idea runs through this whole page. Real medications exist, and real trials back them. But not one of them works as a stand-alone fix, and none should be started on your own. And one much-discussed option is not an approved treatment at all yet.

Is There a Tablet to Stop Drinking? Understanding Medication-Assisted Treatment

QUICK ANSWER

Yes, but not a single magic tablet. Three medicines are approved for alcohol use disorder: naltrexone, acamprosate, and disulfiram. Each one targets something different.

One eases cravings. One helps a person stay alcohol-free. One works as a deterrent. A psychiatrist decides which fits after checking your drinking history, physical health, and mental health.

Naltrexone for Alcohol: How It Reduces Cravings

QUICK ANSWER

Naltrexone blocks opioid receptors in the brain. That reduces the pleasant “lift” alcohol produces. It also lowers craving. A 2023 JAMA systematic review found oral naltrexone reduced return to heavy drinking, with a number needed to treat of 11. It is one of two first-line medicines for alcohol use disorder.

That is the whole logic of this section in one line. Naltrexone is a strong option for some people, and the wrong option for others. The difference only shows up after an assessment.

 

At Abhasa, the psychiatric team checks whether a person is a suitable candidate for any medication, and this happens as part of the initial clinical review. It is a conversation, and no one is committed to anything by having it.

 

If cravings are the part you’re struggling with most, our article on managing alcohol cravings covers the non-medication side of the same problem.

Acamprosate: Supporting Long-Term Abstinence

QUICK ANSWER

Acamprosate helps rebalance brain chemistry that long-term drinking has disrupted. It works on the GABA and glutamate systems. Doctors use it after detox.

It helps someone who has already stopped to stay stopped. The 2023 JAMA review reported a number needed to treat of 11 for preventing return to any drinking.

What it does, in plain language

Heavy drinking over months and years pushes the brain out of balance. Alcohol calms the system down, so the brain adjusts by becoming more excitable, just to stay level.

 

Then the alcohol stops, but that adjustment is still running. The result is a brain stuck in an over-revved state. Think restless, tense, poor sleep, low mood, easily set off. This is a big part of why the weeks after detox feel so hard, and it is also why so many people go back.

 

Acamprosate is thought to work on this imbalance. It acts between the calming (GABA) and the excitatory (glutamate) systems, and it helps things settle closer to normal.

 

Acamprosate does not reduce craving the way naltrexone does, and it does not punish drinking the way disulfiram does. It supports the person who has already stopped, through the stretch where staying stopped is hardest.

What the evidence says

The 2023 JAMA systematic review found acamprosate lowered the risk of returning to any drinking, with a number needed to treat of 11.[6]

 

It named acamprosate alongside oral naltrexone as a first-line option.[6] The 2014 JAMA meta-analysis drew on 22 placebo-controlled acamprosate trials.[7] It reached a broadly similar conclusion.[7]
 

One practical point comes up often in Indian clinical practice. The kidneys clear acamprosate, not the liver, and a review in the Indian Journal of Psychiatry notes this makes it a useful option for people with liver impairment, where other choices are more limited.[8] Again, that is an assessment finding, not a self-selection rule.

Comparing the three established medicines

Here’s the same information side by side, and note what is deliberately absent. No doses, no schedules, no “how much.” Those belong in a prescription written for one specific person.

Naltrexone Acamprosate Disulfiram
How it works
Naltrexone Blocks opioid receptors, reducing alcohol's rewarding effect
Acamprosate Helps rebalance GABA and glutamate activity disrupted by chronic drinking
Disulfiram Blocks a step in how the body breaks down alcohol, causing a strong unpleasant reaction if alcohol is consumed
What it mainly targets
Naltrexone Craving and the pull to keep drinking
Acamprosate Staying alcohol-free after stopping
Disulfiram The decision to drink at all
Typical stage of use
Naltrexone While still drinking, or soon after stopping
Acamprosate After detox is complete
Disulfiram After detox, with supervision and consent
Main organ consideration
Naltrexone Liver function must be assessed
Acamprosate Often preferred where liver function is impaired; kidney function assessed
Disulfiram Not suitable where certain heart or liver conditions are present
Habit-forming?
Naltrexone No
Acamprosate No
Disulfiram No
Works alone?
Naltrexone No. Evidence supports use with therapy
Acamprosate No. Evidence supports use with therapy
Disulfiram No. Evidence is strongest with supervised administration

Sources for this table: SAMHSA[4], NIAAA[5], McPheeters et al. JAMA 2023[6], Jonas et al. JAMA 2014[7].

 

Choosing between these is not about picking the “best” one. It is about matching. Our clinical team walks families through that matching, with no obligation to admit.

Disulfiram (Antabuse): The Deterrent Medication and Its Safety Warning

QUICK ANSWER

Disulfiram blocks the enzyme that breaks down acetaldehyde, a by-product of alcohol. Acetaldehyde then builds up. If alcohol is consumed, this causes flushing, nausea, vomiting, and a racing heart. Disulfiram is a deterrent, not a craving reducer. It requires medical supervision and informed consent.

Here is how disulfiram sits against the other two. If someone asks for an “anti alcohol medicine name,” disulfiram is the deterrent answer, and naltrexone and acamprosate are the craving-reduction and abstinence-support answers. Both are covered in the two sections above. Different jobs. Different candidates.

GLP-1 Drugs and Alcohol Cravings: What the Emerging Research Actually Shows

Read this framing before anything else in this section. What follows is preliminary research. No GLP-1 medication is approved anywhere in the world as a treatment for alcohol use disorder, including in India.

 

Nothing here is a recommendation. Nothing here belongs in the same category as the three medicines above. It is included because the question is real. The search volume is real too. Silence would only leave people reading worse sources.

QUICK ANSWER

Do GLP-1 drugs reduce alcohol cravings? Early trials suggest semaglutide may reduce craving and heavy drinking in some groups. Results published in The Lancet in 2026 were encouraging.

]But these are small, early studies. No GLP-1 drug is approved for alcohol use disorder. It is not an established treatment.

At a glance: approved medicines vs. GLP-1 research

Naltrexone, Acamprosate, Disulfiram GLP-1 Drugs (Semaglutide, Tirzepatide)
Regulatory status for alcohol use disorder
Naltrexone, Acamprosate, Disulfiram Approved and prescribed
GLP-1 Drugs (Semaglutide, Tirzepatide) Not approved anywhere in the world
Evidence base
Naltrexone, Acamprosate, Disulfiram Decades of trials; the 2023 JAMA review alone covers 118 trials and 20,976 participants[6]
GLP-1 Drugs (Semaglutide, Tirzepatide) Two randomised trials so far, with 48 and 108 participants[[12][13]
Where it stands today
Naltrexone, Acamprosate, Disulfiram First-line pharmacotherapy, used alongside therapy
GLP-1 Drugs (Semaglutide, Tirzepatide) Early-stage research direction, not yet a treatment option

The two columns are not in competition. They are a timeline. One column is what a psychiatrist can prescribe today, and the other is what researchers are still testing.

What this means for you right now

Are you already prescribed a GLP-1 drug for diabetes or weight? Keep taking it as prescribed, and tell your psychiatrist about it too. It is useful information for the whole picture.

 

Wondering whether to seek one out for drinking? The useful step is not chasing the newest option, but getting assessed. Then someone can tell you what is truly evidence-based for your situation today.

Why Alcohol Medication Needs a Psychiatrist's Assessment, Not Self-Medication

QUICK ANSWER

Choosing an alcohol medication needs a psychiatric assessment. The right choice depends on liver and kidney function, withdrawal risk, co-occurring mental health conditions, other medicines being taken, and readiness to stop. The same medicine that helps one person can be unsuitable or unsafe for another.

What an assessment actually involves

An assessment is less daunting than it sounds. Mostly it is a long, careful conversation, plus some tests.

 

A psychiatrist will want to understand the drinking history in detail. How much. How long. What the last few weeks have looked like. And what happens when you stop. That last question matters a great deal.

 

Someone at risk of serious withdrawal needs medically supervised detox first, and any relapse-prevention medicine comes after that.

 

Physical health gets checked too. Liver and kidney function directly shape which options are open, and current medicines get reviewed for interactions. And mental health is assessed properly, not skimmed.

The dual diagnosis question

Here is the part most often missed when someone tries to shortcut the process.

Depression, anxiety, bipolar disorder, and trauma-related conditions all change the picture. They affect which medication is right, what else needs treating at the same time, and the order in which the plan unfolds.

 

Abhasa’s dual diagnosis programme exists because these conditions travel together so often.

What Abhasa brings to this specific decision

Three things, in order of what matters most for medication.

And here is the line this whole section exists to make plain. This is a conversation to have with a psychiatrist, not a decision to make alone.

 

If you’d like to understand what an assessment would involve for your situation, a confidential consultation with our psychiatric team is a straightforward first step. No commitment attached.

Frequently Asked Questions

Taking the Next Step

If you take one thing from this page, make it this. There is real, evidence-backed medical help for alcohol addiction, and it is more available in India than most people realise.

Not a miracle. Not a shortcut. Naltrexone and acamprosate have decades of trial data behind them, and disulfiram has a genuine role for the right person, with supervision.

Researchers are actively studying newer options too, and that’s a far better position than families were in twenty years ago.

What hasn’t changed is the starting point. Every one of these medicines begins the same way. Someone sits down with a psychiatrist and gets properly assessed.

That is not a hurdle placed in your way. It is the part that makes the rest of it safe and worth doing.

If you’re ready to understand what treatment could look like for you or someone in your family, the clinical team at Abhasa Rehab and Wellness offers a confidential consultation. You can ask questions without deciding anything.

And for the full picture of evidence-based alcohol addiction treatment, including detox, therapy, and aftercare, see our complete alcohol addiction guide. If you’d like to know what the admission process involves before speaking to anyone, our admission guide explains it step by step.

Talk to Abhasa’s clinical team confidentially.

Call info@abhasa.in or +91-73736-44444 Our compassionate team understands what you’re going through

Continue Learning

Medication is one part of treating alcohol use disorder. These related guides from Abhasa Rehab and Wellness cover the rest of the picture:

[1] Ambekar A, Agrawal A, Rao R, et al. “Magnitude of Substance Use in India” (AIIMS-NIMHANS National Survey). Ministry of Social Justice and Empowerment, Government of India. 2019.

[2] American Psychiatric Association. Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, Text Revision (DSM-5-TR). Alcohol Use Disorder. 2022.

[3] World Health Organization. ICD-11 for Mortality and Morbidity Statistics – 6C40.2 Alcohol dependence. https://icd.who.int/

[4] Substance Abuse and Mental Health Services Administration. “Medication for the Treatment of Alcohol Use Disorder: A Brief Guide.” Publication No. SMA15-4907. 

[5] National Institute on Alcohol Abuse and Alcoholism. “Core Resource on Alcohol – Medications for Alcohol Use Disorder.” NIAAA, National Institutes of Health. https://www.niaaa.nih.gov/ 

[6] McPheeters M, O’Connor EA, Riley S, et al. “Pharmacotherapy for Alcohol Use Disorder: A Systematic Review and Meta-Analysis.” JAMA. 2023;330(17):1653-1665. https://jamanetwork.com/journals/jama/fullarticle/2811435 

[7] Jonas DE, Amick HR, Feltner C, et al. “Pharmacotherapy for Adults With Alcohol Use Disorders in Outpatient Settings: A Systematic Review and Meta-analysis.” JAMA. 2014;311(18):1889-1900. https://jamanetwork.com/journals/jama/fullarticle/1869208

[8] “Pharmacoprophylaxis of Alcohol Dependence: Review and Update Part II – Efficacy.” Indian Journal of Psychiatry. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2899995/

[9] “Disulfiram – Mitigating Unintended Effects.” NIH National Library of Medicine, PubMed Central. https://pmc.ncbi.nlm.nih.gov/articles/PMC9952438/

[10] Skinner MD, Lahmek P, Pham H, Aubin HJ. “Disulfiram Efficacy in the Treatment of Alcohol Dependence: A Meta-Analysis.” PLOS ONE. 2014;9(2):e87366. https://pubmed.ncbi.nlm.nih.gov/24520330/ 

[11] Mayo Clinic. “Disulfiram (Oral Route): Description, Precautions and Side Effects.” https://www.mayoclinic.org/drugs-supplements/disulfiram-oral-route/description/drg-20063488

[12] Hendershot CS, Bremmer MP, Paladino MB, et al. “Once-Weekly Semaglutide in Adults With Alcohol Use Disorder: A Randomized Clinical Trial.” JAMA Psychiatry. 2025;82(4):395-405. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11822619/

[13] Klausen MK, Justesen SK, Pedersen JJ, et al. “Once-weekly semaglutide versus placebo in patients with alcohol use disorder and comorbid obesity: a randomised, double-blind, placebo-controlled trial.” The Lancet. 2026;407:1687-1698. https://pubmed.ncbi.nlm.nih.gov/42070571/

[14] National Institutes of Health. “Adding weekly GLP-1 to cognitive behavioral therapy further reduces heavy drinking.” NIH News Release, 2026. https://www.nih.gov/news-events/news-releases/adding-weekly-glp-1-cognitive-behavioral-therapy-further-reduces-heavy-drinking 

[15] “Semaglutide and Tirzepatide reduce alcohol consumption in individuals with obesity.” Scientific Reports. 2023. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10684505/ 

 

Dr. Naveen Kumar V is a senior consultant psychiatrist with over 20 years of clinical experience specializing in addiction psychiatry, dual diagnosis treatment, and comprehensive mental health care. As the longest-tenured medical professional at Abhasa Rehabilitation Centre, he serves as the primary medical authority for psychiatric treatment protocols.

Medical Disclaimer:This article is for general information and education only. It does not constitute medical advice, diagnosis, or treatment, and it must not be used to select, start, stop, or adjust any medication. No dosing information is provided here by design. Medication for alcohol use disorder should only be prescribed and monitored by a qualified doctor after an individual clinical assessment.

Stopping alcohol suddenly after prolonged heavy drinking can be medically dangerous. Speak to a doctor before stopping.

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