Description and Brand Names

Drug information provided by: Merative, Micromedex®

US Brand Name

  1. Revia

Descriptions


Naltrexone is used to help patient with opioid use disorder who have stopped taking opioids to stay drug-free and maintain their recovery. It is also used to treat alcohol use disorder. The medicine is not a cure for addiction. It is used as part of an overall program that may include counseling, attending support group meetings, and other treatment recommended by your healthcare provider.

Naltrexone is not an opioid. It works by blocking the effects of opioids, especially the euphoric and rewarding feeling that makes you want to use them. It also may block the euphoric and rewarding feeling that may make you want to use alcohol. It will not produce any opioid-like effects or cause mental or physical dependence. It will not prevent you from becoming impaired while drinking alcohol or using opioids.

Naltrexone will cause withdrawal symptoms in people who are no longer taking opioids for a period of time. Naltrexone treatment is started after you are no longer taking opioids for a period of time. The length of time this takes may depend on which opioid you took, the amount you took, and how long you took it. Before you start taking this medicine, be sure to tell your healthcare provider if you think you are still having withdrawal symptoms.

This medicine is available only with your healthcare provider's prescription.

This product is available in the following dosage forms:

  • Tablet
  • Capsule

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Portions of this document last updated: Aug. 01, 2024

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