Trial
NCT04353505
Intra-arterial Sphenopalatine Ganglion Block for Patients With Refractory Headache
Phase IWITHDRAWNOPERATIONALConfidence: HIGH
Sponsor
Weill Medical College of Cornell University
Collaborators
—
Condition
Chronic Migraine
Intervention
Ketorolac
Why stopped
PI closed the study before any enrollment
Provenance
Dataset: 2026-07-02 • Source: ClinicalTrials.gov API v2 • Last update: 2020-08-04