This application provides a medical liquid applicater for holding a predetermined amount of a medical liquid and applying to skin or a sticky part of body without waste. The medical liquid applicater is provided with a grip portion 10 for the user to grip, an elastically deformable neck portion 12 extending from the grip portion 10, and a head portion 13 extended from the neck portion 12 and having slits 14 for holding the supplied medical liquid. The medical liquid is applied to skin or a sticky part of body by pressing the head portion 13 on the skin or sticky portion of body while the neck portion 12 is caused to deform elastically.