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Beta blockers work by blocking the hormone epinephrine, also called adrenaline. By doing this, beta blockers cause the heart to beat more slowly.

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10y ago

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They allow for dilation of smooth muscle in the lungs to create more air flow into the capillaries during moments of fight or flight.

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Wiki User

14y ago
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They are often prescribed for high blood pressure

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13y ago
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Q: How do beta blockers work?
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