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NCT04650282 · ClinicalTrials.gov registry record · Phase 2
Sphenopalatine Ganglion Block for Headache After Concussion
A Phase 2 study, sponsored by University of Michigan.
- Terminated
- Registry status
- Phase 2
- Development phase
- 2
- Enrollment target
NCT04650282: Clinical Trial Phase 2 study, sponsored by University of Michigan.
NCT04650282 is a Phase 2 study that was terminated before completion, run by University of Michigan. The registered enrollment target is 2 participants, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (98% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT04650282, a Phase 2 study, was terminated before completion, sponsored by University of Michigan.
- TERMINATED
- Registry status
- Phase 2
- Development phase
- 2 participants
- Enrollment target
Study Summary
This clinical trial will enroll participants to evaluate the effects of SPG block on post-traumatic headache. The study hypothesizes that patients that receive a SPG block with lidocaine vs. placebo (saline) will have a lower number of headache days in the week following the procedure, and will also report lower symptom scores. Eligible participants will receive one treatment (SPG block) as well as complete surveys prior to and after receiving treatment (for a total of approximately 2 weeks).
Primary Outcome
Patients will rate their headache on a scale of 0 to 6, with 0 corresponding to "absent" and 6 corresponding to "severe."
Interventions
- COMBINATION_PRODUCT Lidocaine in SphenoCath device
- COMBINATION_PRODUCT Saline Solution in SphenoCath device
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 2 participants |
| Start Date | 2021-03-18 |
| Est. Completion | 2021-04-06 |
| Phase | Phase 2 |
Why NCT04650282 stopped before completion
NCT04650282 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 2 participants, a relatively small participant target, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (98% lower).
The record links to 0 conditions, and to 2 interventions - of which Lidocaine in SphenoCath device is the first listed.
NCT04650282 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT04650282 about?
NCT04650282 is a clinical study titled "Sphenopalatine Ganglion Block for Headache After Concussion". This clinical trial will enroll participants to evaluate the effects of SPG block on post-traumatic headache. The study hypothesizes that patients that receive a SPG block with lidocaine vs. placebo (saline) will have a lower number of headache days in the week following the procedure, and will also...
What is the current status of trial NCT04650282?
This trial is currently terminated. It is a Phase 2 study. The enrollment target is 2 participants. The study started on 2021-03-18. Estimated completion is 2021-04-06.
What interventions are being tested in trial NCT04650282?
The interventions under investigation include: Lidocaine in SphenoCath device (COMBINATION_PRODUCT), Saline Solution in SphenoCath device (COMBINATION_PRODUCT).
Who is sponsoring clinical trial NCT04650282?
This trial is sponsored by University of Michigan, which has 1,327 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT04650282's enrollment target sits among peer trials
2 2001st of 2000 the lowest of 2,000 other Phase 2 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 2 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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