adrenergic blocking agent

a compound that selectively inhibits response to sympathetic impulses and to catecholamines and other adrenergic amines. See alpha-adrenergic blocking a., beta-adrenergic blocking a., and adrenergic neuron blocking a.

Medical dictionary. 2011.

Look at other dictionaries:

  • beta-adrenergic blocking agent — noun any of various drugs used in treating hypertension or arrhythmia; decreases force and rate of heart contractions by blocking beta adrenergic receptors of the autonomic nervous system • Syn: ↑beta blocker, ↑beta blocking agent, ↑beta… …   Useful english dictionary

  • alpha-adrenergic blocking agent — noun any of various drugs that block alpha adrenergic receptors; used in treating benign prostatic hyperplasia; relaxes the muscles of the prostate and bladder • Syn: ↑alpha blocker, ↑alpha blocker, ↑alpha adrenergic blocker • Hypernyms: ↑blocker …   Useful english dictionary

  • alpha-adrenergic blocking agent — an agent that induces adrenergic blockade at α adrenergic receptors …   Medical dictionary

  • beta-adrenergic blocking agent — an agent that induces adrenergic blockade at either β1 or β2 adrenergic receptors or at both …   Medical dictionary

  • blocking agent — noun a class of drugs that inhibit (block) some biological process • Syn: ↑blocker • Derivationally related forms: ↑block (for: ↑blocker) • Hypernyms: ↑medicine, ↑ …   Useful english dictionary

  • adrenergic neuron blocking agent — a substance that inhibits the release of norepinephrine from postganglionic adrenergic nerve endings …   Medical dictionary

  • beta-blocking agent — noun any of various drugs used in treating hypertension or arrhythmia; decreases force and rate of heart contractions by blocking beta adrenergic receptors of the autonomic nervous system • Syn: ↑beta blocker, ↑beta adrenergic blocker, ↑beta… …   Useful english dictionary

  • Beta adrenergic blocking drugs — A class of drugs, also called beta blockers, that block beta adrenergic substances such as adrenaline (epinephrine), a key agent in the sympathetic portion of the autonomic (involuntary) nervous system. By blocking the action of the sympathetic… …   Medical dictionary

  • agent — 1. An active force or substance capable of producing an effect. For agents not listed here, see the specific name. 2. A disease, a factor such as a microorganism, chemical substance, or a form of radiation the presence or …   Medical dictionary

  • beta-adrenergic blocker — noun any of various drugs used in treating hypertension or arrhythmia; decreases force and rate of heart contractions by blocking beta adrenergic receptors of the autonomic nervous system • Syn: ↑beta blocker, ↑beta blocking agent, ↑beta… …   Useful english dictionary

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