Chronic Migraine : Prevention and Treatment with Botulinum toxin type A (Botox) injection
How does botulinum toxin work in chronic migraine? The simple answer is that we don’t know fully. A recent US study by Rami Burstein et al using animal models suggested that botulinum toxin inhibits pain in chronic migraine by reducing the expression of certain pain pathways involving nerve cells in the trigeminovascular system. The trigeminovascular ...