This is a light blue colored pharma gh pen. It is 10mg gh in 1.5ml solution which is 30iu. The pens label is shipped with the pen but not attached. Each click on this pen loads .4iu of gh into injection site if you use the Novofine Autocover 30 gauge Disposable Safety Needles. Those can be ordered from sites that sell needles and diabetic supplies. Or you can extract the gh out with a standard insulin needle. Each .1 on an insulin pin is equal to 2iu.