The present invention without giving a foreign object insertion sensation for the wearer , as well as to be attached stably to the eyelid , as compared with the conventional method, to be able to accommodate the drug mass . . A lid interior device 100 forms a seed -like pieces of wear can be predetermined width in the eyelids , comprising a housing body 1 for accommodating a drug . Housing body 1 is such that surface in contact with the eyelid side has a held portion 1a can be held by the tarsal 52 . . [ Selection Figure Figure 2 .【課題】装用者に対して異物挿入感を与えることなく、眼瞼内に安定して装着できるようにすると共に、従来方式と比べて、大容量の薬剤を収納できるようにする。【解決手段】眼瞼内装用具100は、眼瞼内に装用可能な所定の幅の種子状片を成して、薬剤を収容する収納本体1を備える。収納本体1は、眼瞼側に接する面が瞼板52によって保持可能な被保持部1aを有するものである。【選択図】 図2