To provide a self-control system assisting aged persons in preventing further advancement in intellectual aging by self-controlling daily regular meals and dosing.

In a control part 1 comprising a micro-computer and memories, information on time-zones of meal and dosing which is specified by an input- setting part 15, is inputted. A person concerned such as an aged person selects and operates a switch 11 comprising plural buttons in taking meal or medicine, inputs such actions into the part 1, which judges correctness of the action by comparing with the specified meal- or dosing time-zones.