Treating facial frostbite. Follow us on Twitter globeandmail Opens in a new window. Log out. A Anonymous Jan 2, Report an error Editorial code of conduct. Consult with your doctor if your blisters do not heal or the skin does not return to normal after three months. Now it appears that both mechanisms are important. Take off any tight fitting clothes or jewellery. Rewarming shouldn't be attempted until you're out of the cold.