What are the places you can stab your body with an epi-pen?

Lateral thigh. Shoot for the mid-thigh halfway between the hip and the knee. Target the beefiest part of the muscle because it has the greatest blood supply. The idea is for the bloodstream to carry the Epinephrine to the heart & lungs. The thigh is thought to be a better location than the deltoid (upper arm) or buttocks. Make sure to place the orange end against the skin. Press. Count to 10. Now dial 911.
Thigh. The best medical data to date suggests that the best place to self inject the epi pen is the mid outside thigh.