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The 23 pages that link to Beta blocker, each with the reason it gives.

• Autonomic nervous systemRelated: These drugs blunt selected sympathetic effects, especially on the heart.

• CatecholamineCompared with: It counters catecholamine effects at beta receptors without preventing catecholamine synthesis.

• Adrenergic receptorCompared with: These drugs reduce selected effects of endogenous catecholamines, especially on the heart.

• Angina pectorisRelated: Reducing cardiac demand can prevent exertional angina.

• EpinephrineCompared with: Beta blockers oppose some cardiovascular effects of epinephrine by blocking its receptor targets.

• Calcium channel blockerCompared with: Both classes treat angina, but beta blockers reduce sympathetic cardiac stimulation.

• Long QT syndromeRelated: Nonselective beta blockers reduce arrhythmic risk in many patients with inherited long-QT syndrome.

• PropranololNarrower topic: Propranolol belongs to this drug class and blocks both major beta-receptor subtypes.

• AmlodipineCompared with: Beta blockers reduce cardiac stimulation, whereas amlodipine primarily dilates arteries.

• AnxiolyticCompared with: Beta blockers can blunt some physical signs of performance anxiety without treating anxious thoughts broadly.

• DigoxinCompared with: Beta blockers are another common option for ventricular rate control and often differ in clinical suitability.

• Heart failure with reduced ejection fractionRelated: Evidence-based beta blockers reduce mortality and hospitalization in stable disease.

• Sinus tachycardiaRelated: It may be considered for symptomatic persistent sinus tachycardia in selected patients.

• James BlackBroader topic: Propranolol was the first clinically useful drug in this class.

• VerapamilCompared with: It can also slow heart rate, but does so through adrenergic rather than calcium-channel blockade.

• ClonidineCompared with: Beta blockers lower blood pressure through a different receptor target and are not substitutes for clonidine in every use.

• NifedipineCompared with: Beta blockers reduce cardiac workload through a different mechanism and are often paired with short-acting nifedipine only cautiously.

• DiltiazemCompared with: Both drug classes can slow heart rate, but they act on different targets.

• MetoprololNarrower topic: Metoprolol belongs to this broader drug class, which includes blockers with different receptor selectivity.

• Robert LefkowitzRelated: These medicines act on the receptor family that anchored Lefkowitz’s early research.

• BisoprololNarrower topic: Bisoprolol belongs to this broader class of medicines.

• GlossophobiaRelated: Clinicians sometimes prescribe these medicines for physical performance symptoms, though they do not treat the underlying fear.

• TimololNarrower topic: Timolol belongs to this drug class and blocks both beta-1 and beta-2 receptors.