Noun: calcium-channel blocker
- 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
"The calcium-channel blocker effectively reduced the frequency of the patient's migraine attacks";
- calcium blocker
Derived forms: calcium-channel blockers
Type of: med [informal], medicament, medication, medicinal drug, medicine
Encyclopedia: Calcium-channel blocker