clonidine hydrochloride

clonidine hydrochloride
An antihypertensive agent with central and peripheral actions; it stimulates adrenergic receptors in the brain leading to reduced sympathetic nervous system output; used as an adjunct to lessen drug withdrawal symptoms.

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clo·ni·dine hy·dro·chlo·ride (kloґnĭ-dēn) [USP] an α2-adrenergic agonist-antagonist (its major actions are agonistic, but it acts as an antagonist if the concentration of norepinephrine is high) administered orally or transdermally as an antihypertensive; orally for the prophylaxis of migraine and in the treatment of dysmenorrhea, anxiety, vasomotor symptoms of menopause, and opioid withdrawal; and epidurally, together with opiates, in the treatment of pain in cancer patients.

Medical dictionary. 2011.

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Look at other dictionaries:

  • clonidine — [klän′ə dēn΄, klän′ədin; klō′nədēn, klō′nədin] n. a white, crystalline drug, C9H9Cl2N3·HCl, taken orally, used to lower high blood pressure and, experimentally, to ease withdrawal from narcotics: in full clonidine hydrochloride …   English World dictionary

  • clonidine — clo·ni·dine klän ə .dēn, klōn , .dīn n an antihypertensive drug used in the form of its hydrochloride C9H9Cl2N3·HCl esp. to treat essential hypertension, to prevent migraine headache, and to diminish opiate withdrawal symptoms * * * n. a drug… …   Medical dictionary

  • Clonidin — Strukturformel Allgemeines Freiname Clonidin …   Deutsch Wikipedia

  • Catapres — Cat·a·pres (katґə pres) trademark for preparations of clonidine hydrochloride …   Medical dictionary

  • Clorpres — Clor·pres (klorґprez) trademark for combination preparations of clonidine hydrochloride and chlorthalidone …   Medical dictionary

  • Combipres — Com·bi·pres (komґbĭ pres) trademark for a combination preparation of clonidine hydrochloride and chlorthalidone …   Medical dictionary

  • Duraclon — Du·ra·clon (d rґə klon) trademark for a preparation of clonidine hydrochloride …   Medical dictionary

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