薬やく箋せんやくせんMeanings1nounprescriptionRare, somewhat old-fashioned term for a medical prescription. In modern Japanese, 処方箋 (しょほうせん) is the standard word.昔むかしの医い者しゃは、薬やく箋せんに独どく特とくの記き号ごうを使つかって薬くすりを指し示じした。Doctors in the old days used unique symbols on prescriptions to indicate medicines.