Botulinum toxin can unfold into a distance of 30–45 mm from the injected muscles to the adjacent muscles, even though these muscles are separated by fasciae. Neck muscles are susceptible to diffusion of botulinum toxin, and paralysis of the wrong muscles leads to dysphonia, dysphagia or dystonia. Moderate and https://jetonlinepharma.us/product-category/botulinum-toxins/