Share this credible answer with others. Simply paste this code into your blog or Web page:
... beta-blocker or beta-adrenergic blocking agent , drug that reduces the symptoms connected with hypertension , cardiac arrhythmias , angina pectoris , migraine headaches, and other disorders related to the sympathetic nervous system .
|
Answer verified with
|
HighBeam gives you access to newspaper, magazine, and trade journal articles plus press releases, facts, information, and biographies from thousands of sources.