يستعمل دواء ريفيا 50مجم 30 اقراصrevia 50mg scored 30 f.c.tab. analgesics.narcotic opioid analgesics.narcotic opioid

about naltrexone -an opioid receptor(competitive antagonists at - and - receptor) antagonist in alcohol dependence and opioid dependence. -mechanism of action of naltrexone -naltrexone is a competitive opioid antagonist. it reversibly and completely blocks all the opioid receptors (mu kappa and delta). it is an orally administered long acting pure opioid antagonist -alcoholism: opioid receptors are thought to be responsible for some of the reinforcing effects of alcohol. -indications for naltrexone -1. opioid antagonist -2. alcoholism -interactions for naltrexone -disulfiram: the safety and efficacy of concomitant use of naltrexone and disulfiram has not been established. concomitant use of two potentially hepatotoxic drugs is ordinarily not recommended. -thioridazine: lethargy and somnolence have been reported when naltrexone and thioridazine have been used. -others: patients taking naltrexone may not benefit from opioid containing medicines like cough and cold preparations