How to repair skin damage on face from strong steroid usage?

TIncture of time.: If the damage is thinning of the skin, discoloration, or stretch marks, there is not a whole lot you can do to reverse it, unfortunately, other than stopping the steroid and giving your skin time to heal itself as best it can. If you have steroid rosacea, there are specific treatments for that which a dermatologist can prescribe for you.