Botox, like Dysport and other, relaxes muscles of expression so it can reduce lines in the forehead by relaxing the muscle that raises the eyebrows. The effects lasts about 3 to 4 months, and may cause the eyebrows to drop. Ulthera is a treatment that uses highly focused ultrasound energy to stimulate collagen remodeling. In the forehead the full result doesn't appear until 3 months, and the effect raises the eyebrows.
Permanent grooves are treated with injectable fillers.Botox is for dynamic wrinkles related to contraction of facial musculature, such as smiling.Ultherapy is for the treatment of skin laxity.Read the Ultherapy book provided on the link below under ebooks.