Remove safety cap.
Click the needle, with the outer needle shield still on, straight onto the pen.
Tip: Hold the needle on the table and click the pen into the needle.
Never click the needle on at an angle.
Remove the outer needle shield and keep safe.
Remove the inner needle shield.
Insert the needle following your nurse's instructions and slowly inject the insulin.
Carefully replace the outer needle shield.
Screw the needle off and dispose of carefully.