Dysport is a filler injection used to temporarily improve the look of moderate to severe frown lines between the eyebrows (glabellar lines) and forehead wrinkles in adults less than 65 years of age. Dysport is a purified formulation that has been shown to deliver temporary improvements in moderate to severe frown lines, even with repeat treatments. Dysport is an injectable form of botulinum toxin Type A, which is also found in the Botox injectable filler.