beta blocker

(redirected from beta-adrenergic blocker)
Also found in: Dictionary, Thesaurus, Medical.

beta blocker

[′bād·ə¦bläk·ər]
(neuroscience)
An adrenergic blocking agent capable of blocking nerve impulses to special sites (beta receptors) in the cerebellum; reduces the rate of heartbeats and the force of heart contractions.
References in periodicals archive ?
TABLE 2 Antihypertensives and weight (3) Weight gain Weight neutral Alpha-adrenergic blockers ACE Inhibitors Beta-adrenergic blockers (atenolol, Angiotensin receptor blockers metoprolol, nadolol, propranolol) Beta-adrenergic blockers (carvedilol, nebivolol) CCBs Thiazides ACE, angiotensin-converting enzyme; CCBs, calcium channel blockers.
In hypertensive patients with asthma or susceptibility to bronchospasm, beta-adrenergic blockers may be contraindicated.
An example is a standard, adopted by many managed-care organizations, for using beta-adrenergic blockers in survivors of myocardial infarction.
The Harvard researchers also discovered that regular aspirin use or prescribed cardiac medications such as beta-adrenergic blockers can reduce the risk posed by brief episodes of anger.
Thiazide diuretics were better than any other class of antihypertensive drugs: beta-adrenergic blockers, calcium channel blockers, angiotensin-converting enzyme (ACE) inhibitors, alpha-adrenergic blockers, and angiotensin II receptor blockers (Psaty et al., 2003).