Completed PHASE4 INTERVENTIONAL 2-arm NCT04017741

A Study Investigating the Efficacy of GON Blocks.

A Phase IV Single Blind Placebo-controlled Cross Over Study to Investigate the Efficacy of Greater Occipital Nerve Block With Local Anesthetic and Steroid in Patients With Chronic Migraine

Sponsor: Barts & The London NHS Trust

Conditions Chronic Migraine, Headache Migraine

Interventions Combined Depo-Medrone and Lidocaine Sodium Chloride 0.9% Inj

Updated 6 times since 2019 Last updated: Mar 26, 2020 Started: Feb 14, 2018 Primary completion: Dec 31, 2019 Completion: Jan 23, 2020

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This PHASE4 trial investigates Chronic Migraine, Headache and Migraine and is currently completed. Barts & The London NHS Trust leads this study, which shows 6 recorded versions since 2018 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

Change History

6 versions recorded

Sep 2024 — Present [monthly]

Completed PHASE4
Jul 2024 — Sep 2024 [monthly]

Completed PHASE4
Jan 2021 — Jul 2024 [monthly]

Completed PHASE4
Apr 2020 — Jan 2021 [monthly]

Completed PHASE4

Status: Active Not Recruiting → Completed
Dec 2019 — Apr 2020 [monthly]

Active Not Recruiting PHASE4

Status: Recruiting → Active Not Recruiting

▶ Show 1 earlier version

Aug 2019 — Dec 2019 [monthly]

Recruiting PHASE4

First recorded

Feb 2018

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Barts & The London NHS Trust

Data source: Barts & The London NHS Trust

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• London, United Kingdom