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 ...

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

Churchwell said the drug class slows the heart by inhibiting and binding to beta one and beta two receptors on the heart ... versions of the drugs for $2. The news came during his pitch on ...