A continuous glucose measurement apparatus, comprising: - a body attachable unit configured to be insertedly attachable to a body for periodically measuring blood glucose; and - an applicator in which the body attachable unit is coupled, the applicator configured to outwardly discharge the body attachable unit according to manipulation of a user so that the body attachable unit is insertedly attached to the body, wherein the applicator comprises: - a main case having an inner space and an open side, wherein a pressure button is installed at one side of the main case to be manipulated by the user; and - a plunger body disposed in a first location inside the main case and configured to be linearly movable to a second location in an outward discharge direction according to manipulation of the pressure button, - wherein the body attachable unit coupled to the plunger body is movable from the first location to the second location together with the plunger body, and the pressure button is installed to be mode-changeable between a safe mode, in which pressurizing movement by pressurizing manipulation is prevented, and a pressure standby mode, in which the pressurizing movement by the pressurizing manipulation is allowed, - the main case comprises a hanging raised part positioned at a portion of the main case where the pressure button is installed, - the pressure button is configured to be mode-changed from the safe mode to the pressure standby mode by be slidably moved along an outer surface of the main case, wherein the pressure button is interlocked to the hanging raised part to prevent the pressurizing movement in the safe mode, and the pressure button is released from interlock with the hanging raised part by being changed to the pressure standby mode. - a body attachable unit configured to be insertedly attachable to a body for periodically measuring blood glucose; and - an applicator in which the body attachable unit is coupled, the applicator configured to outwardly discharge the body attachable unit according to manipulation of a user so that the body attachable unit is insertedly attached to the body, - a main case having an inner space and an open side, wherein a pressure button is installed at one side of the main case to be manipulated by the user; and - a plunger body disposed in a first location inside the main case and configured to be linearly movable to a second location in an outward discharge direction according to manipulation of the pressure button, - wherein the body attachable unit coupled to the plunger body is movable from the first location to the second location together with the plunger body, and the pressure button is installed to be mode-changeable between a safe mode, in which pressurizing movement by pressurizing manipulation is prevented, and a pressure standby mode, in which the pressurizing movement by the pressurizing manipulation is allowed, - the main case comprises a hanging raised part positioned at a portion of the main case where the pressure button is installed, - the pressure button is configured to be mode-changed from the safe mode to the pressure standby mode by be slidably moved along an outer surface of the main case, wherein the pressure button is interlocked to the hanging raised part to prevent the pressurizing movement in the safe mode, and the pressure button is released from interlock with the hanging raised part by being changed to the pressure standby mode.