Beta blockers were associated with later appearance of motor symptoms and slower symptom worsening, but an outside expert ...

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.

Beta-blockers antagonize beta-1 and beta-2 receptors which are the usual targets of the sympathetic nervous system, including epinephrine and norepinephrine. This results in a decreased heart rate ...

The classification of drugs have been around since 1964 after Sir James Black discovered how they can assist people with heart disease.

[1] Arguably ... Major beta blocker mortality trials in chronic heart failure: a critical review. Heart. 1999;82(suppl 4):IV14 IV22. Altered adrenergic receptor sensitivity due to polymorphic ...