Beta Blockers

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Last updated 3:22 PM on 8/25/26
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5 Terms

1
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What do beta blockers do?

  • ↓ HR

  • ↓ contractility

  • ↓ myocardial O₂ demand


2
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What are common beta-blocker indications?

  • Hypertension

  • Angina

  • Arrhythmias

  • Heart failure


3
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What are major beta-blocker side effects?

  • Bradycardia

  • Hypotension

  • Fatigue

  • Dizziness


4
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What is the major NPTE exercise implication of beta blockers?

  • Blunted HR response to exercise

  • Target HR calculations may be unreliable

  • Use RPE + symptoms to determine exercise intensity


5
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How can you recognize beta blockers?

  • Usually end in -olol

  • Metoprolol

  • Atenolol

  • Propranolol

  • NPTE: -olol = beta blocker → blunted exercise HR