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  1. Beta blocker - Wikipedia

    Beta blockers, in addition to their sympatholytic β 1 activity in the heart, influence the renin–angiotensin system at the kidneys. Beta blockers cause a decrease in renin secretion, which in turn reduces the …

  2. Beta-Blockers: Uses & Side Effects - Cleveland Clinic

    Beta-blockers are a class of prescription medications that treat a wide range of cardiovascular conditions. They slow down your heart rate and relax your heart and blood vessels.

  3. Beta blockers - Mayo Clinic

    Mar 27, 2025 · Beta blockers are medicines that lower blood pressure. They also may be called beta-adrenergic blocking agents. These medicines block the effects of the hormone epinephrine, also …

  4. Beta-Blockers: Types, Side Effects, Interactions, and More

    Nov 19, 2024 · Beta-blockers are used to reduce the speed of your heartbeat and lower your blood pressure. They do so by preventing the hormone adrenaline, as well as other stress hormones, from …

  5. Beta Blockers: List, Side Effects & What They Do

    Beta blockers, also known as beta-adrenergic blocking agents, are a class of drugs that works by blocking the neurotransmitters norepinephrine and epinephrine from binding to receptors. There are …

  6. What Do Beta-Blockers Treat and How Do They Work? - Verywell Health

    Sep 5, 2025 · Beta-blockers are often prescribed to treat high blood pressure and heart conditions. They work by blocking adrenaline to help lower heart rate and blood pressure. Common side effects …

  7. The many roles of beta blockers - Harvard Health

    Aug 1, 2024 · Beta blockers work by blocking beta receptors. This action prevents epinephrine and norepinephrine from binding to these receptors and thereby inhibits their action inside cells. This, in …

  8. Beta blockers: how do they work and do they have side effects?

    How do beta blockers work? Beta blockers – whose full name is beta adrenergic blocking agents – mainly work by slowing down the heart rate, which reduces the force at which blood is pumped …

  9. Beta-Blocker Medications for Heart Disease Treatment - WebMD

    Aug 6, 2024 · Beta-blockers are one of the most widely prescribed classes of drugs to treat hypertension (high blood pressure) and are a mainstay treatment of congestive heart failure. Beta-blockers work...

  10. Beta blockers - NHS

    Beta blockers work mainly by slowing down the heart. They do this by blocking the action of hormones like adrenaline. Beta blockers usually come as tablets. They are prescription-only medicines, which …