Intra-arterial Sphenopalatine Ganglion Block for Patients With Refractory Headache

Summary

The purpose of this study is to evaluate the safety and efficacy of intra-arterial (IA) delivery of Dexamethasone and Ketorolac into the arteries supplying the sphenopalatine ganglion (SPG) - a collection of neurons that plays an important role in headache disorders - in patients with refractory migraine, cluster headache and trigeminal neuralgia. All patients must fail standard treatments prior to enrollment in the trial.

Timeline

Start

2020-10

Primary completion

2022-06

Completion

2023-06

Drugs

Indications