ミグレニンミグレニンMeanings1nounmigrenin (analgesic)medicineA specific analgesic drug name, used in medical contexts. The term is a direct loan from German.from German Migräninミグレニンはかつて頭ず痛つう薬やくとして使つかわれていた。Migrenin was once used as a headache remedy.