What type of needle does an EpiPen® have?

Both EpiPen® and EpiPen® Jr should be injected intramuscularly into the outside of the thigh, through clothing if necessary. The needle size of both the EpiPen® and the EpiPen® Jr is 22 gauge. The extended needle length after activation is 16 mm for the EpiPen® and 13 mm for the EpiPen® Jr.