naltrexone

naltrexone
A drug that blocks the action of opiates (drugs used to treat pain). It may be used in the treatment of intravenous opiate addiction or alcohol dependence. Naltrexone is also being studied in the treatment of breast cancer. It may block the effects of the hormone estrogen, which causes some breast cancer cells to grow, or block the blood flow to tumors. It is a type of opiate antagonist. Also called naltrexone hydrochloride, ReVia, and Vivitrol.

English dictionary of cancer terms . 2015.

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  • Naltrexone — Général Nom IUPAC (5R,9R …   Wikipédia en Français

  • naltrexone — [nal trek′sōn] n. a white, crystalline, nonaddictive synthetic drug, C20H23NO4·HCl, that blocks or reverses the effects of alcohol or a narcotic: in full naltrexone hydrochloride …   English World dictionary

  • Naltrexone — Not to be confused with the related chemical naloxone. Naltrexone Systematic (IUPAC) name …   Wikipedia

  • naltrexone hydrochloride — A drug that blocks the action of opiates (drugs used to treat pain). It may be used in the treatment of intravenous opiate addiction or alcohol dependence. Naltrexone hydrochloride is also being studied in the treatment of breast cancer. It may… …   English dictionary of cancer terms

  • naltrexone — noun Etymology: N allyl + trex (as in methotrexate) + one Date: 1973 a synthetic opiate antagonist C20H23NO4 administered in the form of its hydrochloride …   New Collegiate Dictionary

  • naltrexone — /nal trek sohn/, n. Pharm. a nonaddictive substance, C20H23NO4, used in the treatment of heroin addiction and opiate overdose. [1970 75; by rearrangement of parts of its chemical name] * * * …   Universalium

  • naltrexone — noun An opiate antagonist used to treat opioid dependence …   Wiktionary

  • naltrexone — An orally active narcotic antagonist; devoid of pharmacologic action when administered in the absence of narcotics. * * * nal·trex·one nal trek .sōn n a synthetic opiate antagonist administered in the form of its hydrochloride C20H23NO4·HCl esp.… …   Medical dictionary

  • naltrexone — [nal trɛksəʊn] noun Medicine a synthetic drug which blocks opiate receptors in the nervous system and is used in the treatment of heroin addiction. Origin 1970s: from a contr. of naloxone, with the insertion of the arbitrary element trex …   English new terms dictionary

  • naltrexone — nal·trex·one …   English syllables

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