DETAILS, FICTION AND CORTISONE INJECTION VIDAL

At this point take out the needle from the vial, set the vial down over a flat surface, and replace the plastic needle protect back above the syringe in its primary situation. While continue to Keeping the syringe upright, twist off the 21-22g. needle head and replace it with the needle you are going to use for injection. Your syringe is now thorou