calcium-channel blocker

1 definition found

calcium-channel blocker - WordNet (r) 2.1 (2005) :

  calcium-channel blocker
      n 1: any of a class of drugs that block the flow of the
           electrolyte calcium (either in nerve cell conduction or
           smooth muscle contraction of the heart); has been used in
           the treatment of angina or arrhythmia or hypertension or
           migraine [syn: calcium blocker, calcium-channel blocker
           ]