Overview
The sphenopalatine ganglion (SPG) is a cluster of nerve cells located behind the nose. The SPG is linked to the trigeminal nerve, which is involved in most headaches. Sphenopalatine ganglion block is an… read more
Overview
Botox is a prescription drug approved by the Food and Drug Administration (FDA) to prevent chronic migraine in adults. Botox may be prescribed in cases where headaches that last at least four hours a day occur… read more