Why toxin injections help with migraines is not fully understood. Sensory nerves carry pain impulses and secrete chemicals such as CGRP (calcitonin gene related peptide) – a neuropeptide. Neuropeptides are small protein-like molecules (peptides) used by neurons to communicate with each other. They are neuronal signalling molecules that influence the activity of the brain and the body in specific ways. Back to our blog
