@Siriusfarm Stroke. Gently. With the pads of your fingers.
@Siriusfarm @stueytheround @Eulimnadian
Don't touch them. You need to distract yourself. Immersion video games are good. Tetris worked for me to help quit.smoking.
You can try an antihistamine; but check with a nurse - there should be some option to call a nurse for advice. I'd recommend Cortizone cream, but definitely check with with a nurse on that. It may have side effects like staining skin or impeding healing.