Neurotoxins, commonly known as Botox, Dysport, and Xeomin are solutions that are injected in the muscles and cause temporary nerve block. This results in temporary muscle relaxation and might prevent lines and wrinkles from forming. They are generally used to relax the fine lines and wrinkles in three areas: The area in between the eyebrows also known as the Glabella muscles, the forehead lines, and the crow’s feet lines.