Sphenopalatine Nerve Block for Headache Tx360

Inclusion Criteria: * are 18 - 65 years of age * present to emergency department (ED) triage with chief complaint of crescendo-onset anterior/frontal headache (affecting frontal, temporal, orbital, maxillary, and mandible region) * have a normal neurological exams Exclusion Criteria: * are less than 18 years old or greater than 65 * have any focal neurological dysfunction signs or symptoms * have a posterior/occipital/cervicogenic source predominance of headache * are febrile (oral temperature 37.7 C or 100 F) or signs of acute or chronic sinusitis, such as congestion, has been present more than 10 days, there is a high fever, the nasal mucus is an abnormal color, or complains of face pain or headaches * have self treated with pain medication or anti-emetic 4 hours prior to arrival * have a history of peripheral vascular disease, cancer, or HIV infection * are known to be pregnant