Zotide Pen Needle are needle that are to be used with Zotide Cartridge and Zotide Delivery Device Pen. Zotide Pen Needle is a sterile single use needle. Always use a new needle for each injection.Direction for use:Hold the cartridge holder, attach the capped needle to the end of the pen by pushing it into the rubber seal and rotate it.Hold the pen with the needle pointing up and remove the outer needle shield.Pull off the inner needle shield and throw it awayThe Zotide pen must be primed before every injectionUse under medical supervision