It reduces the pumping power of the heart and the amount of blood pumped, and also makes the heart beat slower and more regularly.
It causes blood vessels to relax and widen. And cause lower blood pressure.
It is also used for angina pectoris.
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Use this section to explain a set of product features, to link to a series of pages, or to answer common questions.
Use this section to explain a set of product features, to link to a series of pages, or to answer common questions.