beta blocker

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beta blocker

a popular term for a beta-adrenergic blocking (or beta receptor antagonist) agent. See antiadrenergic.

beta blocker

Beta-adrenergic blocking agent Pharmacology Any of a class of agents that blocks β1 and/or β2 adrenergic receptors in the nervous system Effect ↓ Heart rate, ↓ BP, ↓ anxiety Indications Angina, arrhythmias, HTN, mitral valve prolapse, tachycardia, etc


A drug that prevents the normal action of a system or cell receptor. See: antagonist; blockade; inhibitor

beta blocker

Beta-adrenergic blocking agent.

bronchial blocker

Abbreviation: BB
A device for facilitating single-lung ventilation during thoracic surgery or thoracoscopy. The bronchial blocker is placed into the mainstem bronchus on the side of the chest where the operation is being performed, and its balloon is inflated within the airway. Potential complications of the device include dislodgement, misplacement, or accumulation of fluid behind the blockade.

calcium channel blocker

Abbreviation: CCB
Any of a group of drugs that slow the influx of calcium ions into smooth muscle cells, resulting in decreased arterial resistance and oxygen demand. These drugs are used to treat angina, hypertension, vascular spasm, intracranial bleeding, congestive heart failure, and supraventricular tachycardia. Because hypotension occurs as both an intended and, occasionally, an unwelcome effect, blood pressure must be monitored especially closely during the initial treatment period.

H2 blocker

See: H2-receptor antagonist

Beta blocker

A drug that can be used to reduce blood pressure.
Mentioned in: Mitral Valve Stenosis
References in periodicals archive ?
Tenormin is the Company's leading beta blocking drug, used in Pakistan extensively for the control of hypertension.
Groundbreaking clinical trial results have demonstrated that long-term treatment with the beta blocking agent carvedilol following a heart attack can reduce the risk of patients having another heart attack by 41 percent and dying by 23 percent.
This is the first study comparing two beta blocking agents (carvedilol vs.
New data from the COPERNICUS (CarvedilOl ProspEctive RaNdomIzed CUmulative Survival) trial presented Monday at the American Heart Association's 73rd Annual Scientific Sessions showed that the beta blocking agent Coreg(R) reduced the risk of death or hospitalization due to heart failure by nearly a third in patients with advanced stages of the disease who were already taking ACE-based therapy.
2 /PRNewswire/ -- The latest analyses of the landmark Carvedilol or Metoprolol European Trial (COMET) have shown further significant benefits for chronic heart failure (CHF) patients treated with the non-selective beta blocking agent carvedilol compared to those treated with the beta-1 selective beta blocker, metoprolol(1).