Botox and Dysport  are injectible wrinkle agents.  They are FDA approved for use in  frown lines, crow's feet, and forehead areas. While Botox is a well know product, Dysport is it's competitor.  Botox is manufactured by Allergan.  Dysport is a product of Ipsen/Medicis.  Both injectables are refined forms of Botulinum toxin type A.