Topical silicone has empirically been shown to have a positive impact on hypertrophic scars and keloids.4, 5 It may take from three months up to a year or more to improve an old scar, depending on the condition of the scar tissue. Mepiform should optimally be worn 24 hours a day. It is recommended that Mepiform is removed once a day, e.g. when showering or bathing, for inspection and washing of the skin. For prophylactic treatment, Mepiform should be used for two to six months, depending on the condition of the scar.