Mederma® PM Intensive Overnight Scar Cream is the first overnight scar cream precisely formulated to work while you sleep. This product is formulated to complement the reversal of the skin damage caused during the day, repairing and regenerating skin cells at a faster rate with Tripeptol™, a skin-nourishing complex with peptides, collagen, and antioxidants to promote healthy looking skin and help your skin fight free radical damage.