Use a pair of needle nose pliers to bend the tip back, then crimp it tight so there is no point to stick anyone. Then I cut the needle off at the base.
Recap and dispose of the plastic at will.
the needles I collect in a small empty pill bottle (you will be amazed how many hundreds will fit it. when it gets full, I will pore some epoxy over them and pitch it.
a bit anal, but I dont want anyone getting stuck and freaking out.