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Alpha blocker

Definition of the noun alpha blocker

What does alpha blocker mean as a name of something?


  1. any of various drugs that block alpha-adrenergic receptors; used in treating benign prostatic hyperplasia; relaxes the muscles of the prostate and bladder


Alpha blocker: Natural or synthetic Alpha-adrenergic Blocking Agents selectively bind to adrenergic receptors, or compete with natural adrenergic mediators, and inactivate alpha adrenergic receptors of the sympathetic nervous system. These agents block the action of natural sympathomimetic neurotransmitters, and can initiate physiological responses such as vasodilation, bradycardia, and pupil contraction.

  • also known as Alpha-Adrenergic Antagonist

Printed dictionaries and other books with definitions for Alpha blocker

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Google previewOxford Dictionary of Sports Science and Medicine (2006)

by Michael Kent

alpha blocker (alpha antagonist, alpha adrenoceptor blocker) A drug (e.g. indoramin, phentolamine, phenoxybenzamine, prazosin, and tolazoline) used to treat high blood pressure and ...

Google previewConcise Colour Medical Dictionary (2015)

by Elizabeth Martin

alpha blocker (alpha-adrenergic blocker) a drug that prevents the stimulation of alpha *adrenoceptors at the nerve endings of the sympathetic nervous ...

Google previewA Dictionary of Nursing (2008)

by Elizabeth Martin, Tanya McFerran

alpha blocker (alpha-adrenergic blocker ) n. a drug that prevents the stimulation of alpha-adrenergic receptors at the nerve endings of the sympathetic nervous system by noradrenaline and adrenaline: it ...

Google previewConcise Dictionary of Modern Medicine (2010)

by Joseph Segen

Tamsolusin Urology An alpha blocker used to manage BPH, which can be used with antihypertensives, to manage hyperlipidemia Adverse effects Headache, infection, asthenia, dizziness. See Benign prostatic hypertrophy ...

Google previewAcademic Press Dictionary of Science and Technology (1992)

by Christopher G. Morris, Academic Press

alpha-adrenergic blocker see alpha blocker. alpha-amanitin Mycology, a type of amanatin poison found in mushrooms belonging to the genus ...

Google previewTaber's Cyclopedic Medical Dictionary (2017)

by Donald Venes

SYN: alpha blocker. SEE: beta-adrenergic blocking a. anabolic a. Any of a class of steroid hormones resembling testosterone. These agents stimulate the growth or manufacture of body tissues. They have been used, sometimes in high doses, ...

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