Naltrexone (Revia, United States and Canada) Alcoholism - Search Database - Contact Us UseNaltrexone or Revia is used to reduce alcohol cravings and to cause drinking to be less pleasurable. How It WorksNaltrexone or Revia is a narcotic antagonist, which was originally used for narcotic dependency. Alcohol supposedly stimulates the body's natural opiates. Naltrexone or Revia blocks this stimulation reducing cravings and pleasure. Naltrexone or Revia acts for 24 hours, thus a once daily dose is required. However, addiction counselling and supportive therapy is essential. With Naltrexone or Revia there are less craving, fewer drinking days, fewer drinks per occasion, and a lower incidence of relapse. Side EffectsNaltrexone or Revia can cause nausea, dizziness, headache, and weight loss. Abuse of Naltrexone or Revia has been reported. Cautions For PeopleBecause addiction counselling and supportive therapy are an integral part of therapy with Naltrexone or Revia, people must be willing to be involved in a complete program. Drug InteractionsNaltrexone or Revia will block the effects of narcotics, thus for pain relief non narcotic drugs are required. Thioridazine and Naltrexone or Revia use results in lethargy. Further ReadingArch Gen Psychiatry 1992;49:876,887 Med Letter 1995;37:64 August 1996 The relevant product monographs must be regarded as the appropriate sources of prescribing information. Alcoholism - Search Database - Contact Us Copyright © by Vimy Park Pharmacy. The Vimy Park Health Magazine includes the Drug Caution Code program designed to warn you of possible dangers when using non-prescription (OTC) medications. Visit today!