alpha blocker

(redirected from Alpha 1 antagonist)
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any of various substances that interfere with the action of the alpha-receptors.
al′pha-block`ing, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.alpha blocker - any of various drugs that block alpha-adrenergic receptorsalpha blocker - any of various drugs that block alpha-adrenergic receptors; used in treating benign prostatic hyperplasia; relaxes the muscles of the prostate and bladder
blocking agent, blocker - a class of drugs that inhibit (block) some biological process
Minipress, prazosin - antihypertensive drug (trade name Minipress)
Hytrin, terazosin - antihypertensive drug (trade name Hytrin) used to treat high blood pressure
References in periodicals archive ?
Tamsulosin is a competitive alpha 1 antagonist with a structure quite different from that of most other alpha 1 receptor blockers.
3] Tamsulosin-an alpha 1 antagonist, inhibits basal-tone and decreases peristaltic frequency and amplitude resulting in increased fluid transport and decreased intra ureteral pressure and they also block the conduction of Visceral referred pain.

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