. "0"^^ . "calcium blocker"^^ . "102938514"^^ . "102834178"@en-us . . . "calcium blocker"@en-us . . . . . . . "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"@en-us . . . "102368353"@en-us . "02938514-n"^^ . "calcium-channel blocker"@en-us . "0"^^ .