Dysport and Botox are brand names of botulinum toxin type A (BoNT). While both products are FDA approved for minimizing lines and wrinkles and are chemically similar, there are a few differences in the two. First, let’s quickly review how BoNT works. BoNT addresses wrinkles by relaxing the muscles that cause them. When injected, BoNT blocks acetylcholine (needed for muscle contraction) at the neuromuscular junction. Overtime, the body metabolizes the BoNT and acetylcholine