Overview
The Sphenopalatine Ganglion (SPG) is a group of nerve cells that is linked to the trigeminal nerve.
This is the main nerve involved in headaches. With a Sphenopalatine Ganglion block Arizona pain experts can use a local anesthetic or numbing medicine to block or partially block the SPG. Learn more about Sphenopalatine Ganglion blocks in the video below. Schedule an appointment today!
