levodopa

levodopa
levodopa le`vo*do"pa (l[=e]`v[-o]*d[=o]"p[.a]), a. [Levo- + DOPA, dihydroxyphenylalanine.] (Chem. & Biochem.) A substance used as a therapy for {Parkinson's Disease}; the L form of Dopa; L-dihydroxyphenylalanine; L-hydroxytyrosine ({C9H11NO4}); also called {L-dopa}. In the body it is converted by the enzyme dopa-decarboxylase into dopamine, the form in which it is active in the brain, affecting neural impulse transmission. [PJC]

The Collaborative International Dictionary of English. 2000.

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  • levodopa — Antiparkinsoniano prescrito para el tratamiento de la enfermedad de Parkinson, formas juveniles de la enfermedad de Huntington y para la intoxicación crónica por magnesio. Diccionario Mosby Medicina, Enfermería y Ciencias de la Salud, Ediciones… …   Diccionario médico

  • lévodopa — ● lévodopa ou l dopa nom féminin Précurseur de la dopamine, neuromédiateur de nombreuses voies nerveuses, utilisé dans le traitement de la maladie de Parkinson …   Encyclopédie Universelle

  • Levodopa — Strukturformel Allgemeines Freiname Levodopa …   Deutsch Wikipedia

  • Levodopa — La levodopa (L dopa, L 3,4 dihidroxifenilalanina), el precursor metabólico de la dopamina, es el medicamento aislado más eficaz en el tratamiento de la enfermedad de Parkinson; los efectos terapéuticos y adversos de la levodopa resultan de su… …   Wikipedia Español

  • Levodopa — DOPA Levodopa Général No CAS …   Wikipédia en Français

  • Levodopa — Le|vo|do|pa [↑ Läv ] ↑ Dopa. * * * Levodopa,   Kurzbezeichnung L Dopa,Dihydroxyphenylalanin, im menschlichen und tierischen Organismus aus der aromatischen Aminosäure Phenylalanin durch Einführung von zwei OH Gruppen über das Zwischenprodukt… …   Universal-Lexikon

  • levodopa — L dopa; n. a naturally occurring amino acid (see dopa) used in the treatment of parkinsonism. It is administered by mouth combined with benseride in co beneldopa (Madopar) or with carbidopa in co careldopa (Sinemet). These drugs prevent the… …   The new mediacal dictionary

  • levodopa — /lee veuh doh peuh/, n. Pharm. a synthetic substance, C9H11NO4, that is converted in the brain to dopamine: used chiefly in the treatment of parkinsonism. Also called L dopa. [1965 70; LEVO + DOPA] * * * or L dopa Organic compound (L 3,4… …   Universalium

  • levodopa — o L dopa Compuesto orgánico (L 3,4 dihidroxifenilalanina) a partir del cual el cuerpo fabrica la dopamina, un neurotransmisor que presenta deficiencia en las personas que sufren de parkinsonismo. Cuando se administra oralmente en grandes dosis… …   Enciclopedia Universal

  • levodopa test — a test of the ability of the pituitary to secrete growth hormone, in which levodopa is administered by mouth and plasma levels of growth hormone are subsequently measured (they should peak within the following hour). It is a safer alternative to… …   Medical dictionary

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