What about Dysport for treating wrinkles? Dysport is a different type of botulinum toxin that has a very similar effect to Botox. It also works to relax the muscles of facial expression; it is therefore used to treat wrinkles and expression lines. The number of units of Dysport that you will require are different from Botox and there is no way to make an exact comparison between the two. The cost of Dysport is similar to Botox.