Overview Sphenopalatine Nerve Block for Headache Tx360 Status: Completed Trial end date: 2013-12-01 Target enrollment: Participant gender: Summary The primary objective of this study is to evaluate the efficacy of sphenopalatine nerve block utilizing the Tx360 (device) to deliver an anesthetic agent (bupivacaine) and to assess the duration of the analgesia. Phase: Phase 3 Details Lead Sponsor: Indiana UniversityTreatments: Bupivacaine