Alpha blockers are substances that antagonize alpha receptors which are located primarily in smooth muscle. This acts to vasodilate in the arterial system and, thus, these agents are used to treat ...

However, β blockers do not all share the same clinical outcomes with respect to efficacy or safety in many of these conditions. This is especially true in HF, where differences in reverse ...

For instance, your doctor may not prescribe beta-blockers if you have asthma because taking them could trigger an attack. Also called alpha-adrenergic blocking agents or alpha-1 blockers ...

Beta-blockers are a type of drug that can reduce stress on the heart. Fish, garlic, berries, and certain vitamins and amino acids are all natural alternatives to beta-blockers. Doctors usually ...

Beta-blockers are effective at decreasing the morbidity and mortality associated with CHF. They lower the risk of all-cause mortality, cardiovascular mortality, sudden death, and death from ...

Atenolol blocks beta-1 receptors, which are present on the heart. This medication is a beta-blocker, prescribed for high blood pressure and to prevent heart pain and recurrence of heart attacks.

One way or another, beta blockers are always in the news. Take, for instance, Los Angeles Chargers Head Coach Jim Harbaugh, who revealed in October that he's part of a growing group of Americans ...

Epinephrine acts on both alpha- and beta-adrenergic receptors ... May be antagonized by β-blockers (eg, propranolol), α-blockers (eg, phentolamine), ergot alkaloids. Arrhythmias possible ...