A syringe or carpule is proposed with A cylinder (1) that surrounds a cavity and comprises an end (3) that has an access to the cavity, A membrane (5) that seals the access and a puncture area (18) that can be punctured by a needle, A two-part cap (15) having a predetermined breaking line (31) and spanning the membrane and with A cover device that covers the puncture area (18) of the membrane (5) in a sterile manner and that comprises a sealing area spanning the puncture area (18), that is characterized in that The sealing area covers the puncture area (18) in a sterile manner regardless of axial forces to be applied in the area of the predetermined breaking line (31).