PROBLEM TO BE SOLVED: To provide a taking failure prevention board which is excellent in handleability and is capable of surely managing taking of medicines or supplements.SOLUTION: This taking failure prevention board includes a plurality of sealed containers 3 for storing medicines S to be taken, which are provided with date display parts 6 to which numerals from 1 to 31 are attached one by one on a front surface 3A, and provided with magnets on a back surface. To a calendar column part 2 formed on a base plate 1 having a steel plate, the sealed containers 3 are allocated and attached so that the numerals of the date display parts 6 may correspond to the calendar.COPYRIGHT: (C)2013,JPO&INPIT【課題】使い勝手が良く、かつ、確実に薬やサプリメントの服用を管理できる飲み忘れ防止ボードを提供する。【解決手段】1から31まで数字が1つずつ付された日付表示部6を表て面3Aに有し、裏面にマグネットを有する服用剤S収納用の複数の密閉容器3を備え、鋼板を有するベース板1に形成したカレンダー欄部2に、日付表示部6の数字が暦に対応するように密閉容器3を割り当てて取付けている。【選択図】図1