Spectragel is a topical silicone gel designed for the management of keloid and hypertrophic scars which are the normal outcome of skin tissue repair. scars can cause unpleasant symptoms and be aesthetically distressing, disfiguring, and psychosocially and functionally disabling. they results from excessive production of collagen or decreased collagenase activity and are often red, inflamed, itchy, and even painful.spectragel is air permeable, odorless and invisible in just 5 minutes. the 28.4 gm tube can last up to 90 days for a 15 to 20 cm scar. once dry, spectragel may be worn under makeup. a great advantage of using spectragel is its ease of application and effortless maintenance.who should use spectragel?individuals who suffer from both old and new scars as a result from any surgical or cosmetic procedure, or trauma to the skin. red, raised scars respond to silicone gel treatment exceptionally well, as do any hypertrophic scars.