Provided is a recess forming apparatus including a recess forming part 13 that includes a plurality of molds that form recesses for storing medicines on a film for container, wherein the plurality of molds respectively include: a recess forming parts 13 that form recesses respectively having capacities different from each other on the film, a prescription data receiving part 21 that receives prescription data containing information on prescription a mold specifying part 22 that specifies a mold to be used at the recess forming part 13 based on the prescription data received at the prescription data receiving part 21 and a mold informing part 23 that informs a user of a mold specified by the mold specifying part 22.具備:凹部形成部(13),係具備將用來收容藥劑的凹部形成於容器用薄膜的複數個成形模具,前述複數個成形模具,其各個形成在容器用薄膜之凹部的容量彼此不同;處方資料接收部(21),係接收含有關於處方之資訊的處方資料;成形模具特定部(22),係根據藉由前述處方資料接收部(21)所接收的前述處方資料,來特定出在前述凹部形成部(13)應使用的成形模具;及成形模具通知部(23),係通知使用者藉由前述成形模具特定部(22)所特定出的成形模具。13‧‧‧凹部形成部21‧‧‧處方資料接收部22‧‧‧成形模具特定部23‧‧‧成形模具通知部24‧‧‧切換判斷部X‧‧‧凹部形成裝置