Wartner Cryopharma Anti-Verruca Pen treats the verruca, plane and plantar warts.Effective from the first week its precise application limits the risk of wounds. This pen contains a gel with trichloracandic acid, new treatment that supports the cellular renewal of the skin, which provokes a desquamation.When it happens, new healthy skin appears and the verruca diminishes and then disappears.