A needle magazine (1, 100) attachable to an injection device containing a liquid drug and which magazine (1, 100) comprises a main part (10, 110) and revolving part (20, 120) which can be rotated to bring a selected needle cannula (35, 135) into an injection position. The magazine (1, 100) is provided with a centrally located tube (13, 113) for penetrating into the injection device and has an internal conduit (14, 114, 115) for guiding the liquid drug from the tube (13, 113) and to a peripheral area of the magazine (1, 100). In this peripheral area a plurality of needle cannulae (35, 135) are provided which needle cannulae (35, 135) successively can be brought into liquid communication with the liquid drug in the conduit (14, 114, 115) by axial movement of the revolving part (20, 120).
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