Naltrexone, a medication widely used in the treatment of opioid and alcohol dependence, has helped countless individuals on their journey to recovery. Understanding these potential effects is crucial for patients and healthcare providers to ensure safe and effective treatment. This comprehensive guide will walk you through the common and rare side effects of Naltrexone, providing you with the knowledge to navigate your treatment journey confidently. By being well-informed, patients can mitigate risks, effectively manage any discomfort, and stay committed to their recovery process.
What should I tell my care team before I take this medication?
To cope with dizzy spells treatment, you may want to simply lie down until they pass. Minor dizziness is to be expected, but if you feel so dizzy that you cannot function – you may need to talk to your doctor about alternative interventions. Although pure speculation, it could be that chest pain occurs as a result of peripheral opioid receptor antagonism by naltrexone. This antagonism may indirectly affect blood flow to the chest, possibly contributing to some minor pain. It may also be that gastrointestinal distress as a side effect causes upset stomach and pain in the the chest area.
What are the Side Effects of Naltrexone?
Patients transitioning from buprenorphine ormethadone https://ecosoberhouse.com/article/naltrexone-side-effects-uses-and-risks/ may be vulnerable to precipitation of withdrawal symptoms for as long as two weeks. Naltrexone is available as a daily oral tablet (50 mg) or a monthly injection (Vivitrol, 380 mg). The oral form is taken once daily, while the injection is administered by a healthcare provider. It should only be started after detoxing from opioids or alcohol to avoid withdrawal. Always follow your doctor’s dosage instructions for safe and effective use. As a prescription drug, Naltrexone should be administered under the guidance of a healthcare provider to ensure safe and effective use.

Does Insurance Cover Naltrexone Treatment?
- Conversely, an unlucky subset of naltrexone users may experience debilitating side effects and experience zero therapeutic benefit; this is a dystopian outcome that no one wants.
- Naltrexone Hydrochloride Tablets USP are indicated in the treatment of alcohol dependence and for theblockade of the effects of exogenously administered opioids.
- You should not take naltrexone if you have recently stopped using opioid medications or opioid street drugs and are now experiencing withdrawal symptoms.
If you suddenly notice that your skin breaks out in a rash, your face has swollen, and you find it difficult to breathe – do not hesitate to consult a doctor. Should anyone experience an allergic reaction, naltrexone treatment will be discontinued and an alternative medication may be prescribed. Fortunately, an overwhelming majority of individuals will not be allergic to naltrexone. This mechanism may also explain why naltrexone appears efficacious for the treatment of certain impulse control disorders.
Learn More About Naltrexone For Addiction Today
Medication-assisted treatment reduces the risk of relapse and death in individuals with an addiction. For fibromyalgia or chronic fatigue syndrome, naltrexone is typically administered in doses of 4.5 mg or less. Often, treatment begins at 1.5 mg and increases to 3 mg, then to 4.5 mg.
Do Naltrexone Side Effects Go Away?

Naltrexone will help you avoid drugs and alcohol only as long as you are taking it. Naltrexone comes as a tablet to take by mouth either at home or under supervision in a clinic or treatment center. When naltrexone is taken at home, it is usually taken once a day with or without food. When naltrexone is taken in a clinic or treatment center, it may be taken once a day, once every other day, once every third day, or once every day except Sunday. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand.
Managing Nausea, Vomiting, and Gastrointestinal Issues
At a standard dose of 50 to 100 milligrams (mg), naltrexone blocks the effects of opioid pain relievers and alcohol by binding to opioid and endorphin receptors. However, researchers are still investigating exactly how lower doses work for conditions like fibromyalgia and chronic fatigue syndrome. Naltrexone is an opioid antagonist that binds to and blocks opioid receptors in the brain. If your doctor has directed you to use this medication, your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor, health care provider or pharmacist first. Tolerance is the effect that happens with repeated exposure to a drug or alcohol.
- Dr. Jolene Brighten NMD, FABNE, is an internationally acclaimed hormone expert, nutrition scientist, and thought leader in women’s medicine.
- The severity of naltrexone’s side effects can range from mild to severe.
- However, be sure to take the dosage your doctor prescribes for you.
Health Conditions
If you have weight changes with naltrexone, talk with your doctor. Talk with your doctor or pharmacist to drug addiction treatment learn more about naltrexone’s side effects and how long they may last. Naltrexone is not known to affect the use of cocaine or other non-opioid drugs of misuse. Naltrexone will not prevent you from becoming impaired when you drink alcohol. Using this medicine with any of the following medicines is not recommended.