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|1. (WO2017169038) PRE-PACKAGED SYRINGE|
A mode of the present invention is a pre-packaged syringe in which a pre-filled syringe is housed in a package. The pre-filled syringe comprises: a cylindrical syringe main body which is filled with an effervescent material; and a plunger, one end side whereof is pressed into the interior of the syringe main body. The package comprises: a main body housing part which is formed so as to form a hollow in the shape of the syringe main body, and which houses the syringe main body; and a plunger housing part which is formed so as to form a hollow in the shape of the plunger, and which houses the plunger. The plunger housing part is shorter than the plunger in the axial direction of the pre-filled syringe.