All calls are https://sad-abad.com/why-alcohol-lengthens-your-lifespan-2/ confidential, and the information on AddictionResource.com is for informational purposes only and not a substitute for professional medical advice. For additional treatment options, visit the SAMHSA Treatment Locator. To find out whether your Medicare plan covers the cost of naltrexone, call your plan provider. There are many types of Medicare plans, and your cost and coverage depend on your particular plan’s benefits.
Guidelines for Safe and Effective Use

Naltrexone will help you avoid using drugs and alcohol, but it will not prevent or relieve the withdrawal symptoms that may occur when you stop using these substances. Instead, naltrexone may cause or worsen withdrawal symptoms. You should not take naltrexone if you have recently stopped using opioid medications or opioid street drugs and are now experiencing withdrawal symptoms.
Before Your Deductible Resets, Invest in Your Recovery
If the person is committed to taking naltrexone every time they crave an alcoholic drink, this method works well to reduce drinking. Naltrexone is a medication that has been approved by the U.S. Food and Drug Administration (FDA) for the treatment of alcohol dependence.

How Well Does Naltrexone Work To Reduce Drinking?
Naltrexone is a medication used to treat alcohol and opioid addiction. This medication is available as an oral tablet (ReVia) or an extended-release injectable (Vivitrol). When used as part of an alcohol addiction treatment plan, naltrexone can improve overall treatment outcomes and reduce the likelihood of relapse. Patients taking naltrexone must be carefully monitored by their healthcare provider and should not use opioids or other medications that interact with it. The FDA approved Naltrexone for alcohol dependence treatment in what is alcoholism 1994, marking a significant milestone in addiction therapy.
No—naltrexone is not used to manage acute alcohol withdrawal symptoms like tremors, sweating, or seizures. If you’re dependent and planning to quit suddenly, seek medical supervision. As a result, drinking while on naltrexone feels dull or unsatisfying. This blunted reward response can lead to reduced cravings, fewer binge episodes, and increased control over your drinking habits. In general, what happens if someone drinks on Vivitrol is not going to be life-threatening, at least not directly. Dangerous Naltrexone interactions between Naltrexone and alcohol are rare.
Before you start taking this medicine, be sure to tell your healthcare provider if you think you are still having withdrawal symptoms. Always remember that all drugs have potential food-drug and drug-drug interactions. Therefore, patients should be cautious in using any medication just like Vivitrol.
For this reason, you should seek professional opioid addiction treatment. Unlike buprenorphine and methadone, the other two FDA-approved medications for treating OUD, naltrexone is not an opioid. Therefore, it does not cause euphoria or other rewarding effects.
Before receiving naltrexone injection,
Naltrexone injection also blocks the useful effects of opioids. Always use a non-opioid medicine to treat pain, diarrhea, or a cough. If you have any questions about the proper medicine to use, check with your healthcare provider.
Psychological and Behavioral Considerations
Serious side effects from naltrexone aren’t common, but they can occur. Call your doctor right away if you have serious side effects. Call 911 or your local emergency number if your symptoms feel life threatening or if you think you’re having a medical emergency. For more information about the possible side effects of naltrexone, talk with your doctor or pharmacist. They can give you tips on how to manage any side effects that may be concerning or bothersome. However, doctors may sometimes prescribe low dose naltrexone (LDN) off-label for certain types of chronic (long-term) pain.
Before having any laboratory test, tell your doctor and the laboratory personnel that you are receiving naltrexone injection. Naltrexone hasn’t been reported to interact with supplements or foods. For this reason, you should talk with your doctor or pharmacist if you have questions about interactions that may affect you. Naltrexone is FDA-approved to treat opioid use disorder (OUD) in adults. Most of these side effects may go away within a few days to a couple of weeks. However, if they become more severe or don’t go naltrexone side effects away, talk with your doctor or pharmacist.
- However, not all treatments for opioid dependence are safe and effective.
- While naltrexone lessens the desire for alcohol by interfering with its pleasurable effects, it does not prevent physical intoxication or impairment.
- Food and Drug Administration (FDA) for the treatment of alcohol dependence.
This approach allows for flexible, patient-centered care that adapts to changing needs over time. Adherence to the prescribed naltrexone regimen is crucial for treatment success. Patients who take naltrexone as directed are more likely to achieve and maintain sobriety.
FDA Approval for Alcohol Use Disorder
According to clinical data on drugs.com, the most frequently reported side effects include nausea (10%), headache (7%), dizziness (4%), nervousness (4%), and fatigue (4%). Less common but still notable are somnolence (2%), trouble sleeping (3%), vomiting (3%), and anxiety (2%). Clinical trials offer valuable insights into naltrexone’s effectiveness for treating alcoholism. Studies have shown varying degrees of success, with some demonstrating significant benefits and others reporting more modest outcomes. These side effects are usually mild and often decrease over time.
