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NCT03951649 · ClinicalTrials.gov registry record · Phase 4
Acute Headache Treatment in Pregnancy: Occipital Nerve Block vs PO Acetaminophen With Caffeine
A Phase 4 study, sponsored by University of Alabama at Birmingham.
- Completed
- Registry status
- Phase 4
- Development phase
- 62
- Enrollment target
NCT03951649: Completed Phase 4 study, sponsored by University of Alabama at Birmingham.
NCT03951649 is a Phase 4 study that has completed, run by University of Alabama at Birmingham. The registered enrollment target is 62 participants, below the 518-participant average among 9,235 other Phase 4 trials with a reported enrollment target (88% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT03951649, a Phase 4 study, has completed, sponsored by University of Alabama at Birmingham.
- COMPLETED
- Registry status
- Phase 4
- Development phase
- 62 participants
- Enrollment target
Study Summary
This is an open label randomized controlled trial evaluating response to bupivacaine occipital nerve block compared to Tylenol/Caffeine cocktail in treatment of pregnant patients seeking care of headache.
Primary Outcome
Based on guidelines from the International Headache Society the primary outcome is the portion of women who experience resolution of headache or improvement of headache to mild range (VRS ≤ 3) at 2 hours following treatment with Occipital nerve block as compared to acetaminophen/caffeine cocktail.
Interventions
- DRUG Occipital Nerve Block
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 62 participants |
| Start Date | 2020-02-10 |
| Est. Completion | 2022-12-31 |
| Phase | Phase 4 |
What the finished NCT03951649 record still lists
NCT03951649 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 62 participants, a relatively small participant target, below the 518-participant average among 9,235 other Phase 4 trials with a reported enrollment target (88% lower).
The record links to 0 conditions, and to 1 intervention - of which Occipital Nerve Block is the first listed.
NCT03951649 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT03951649 about?
NCT03951649 is a clinical study titled "Acute Headache Treatment in Pregnancy: Occipital Nerve Block vs PO Acetaminophen With Caffeine". This is an open label randomized controlled trial evaluating response to bupivacaine occipital nerve block compared to Tylenol/Caffeine cocktail in treatment of pregnant patients seeking care of headache.
What is the current status of trial NCT03951649?
This trial is currently completed. It is a Phase 4 study. The enrollment target is 62 participants. The study started on 2020-02-10. Estimated completion is 2022-12-31.
What interventions are being tested in trial NCT03951649?
The interventions under investigation include: Occipital Nerve Block (DRUG).
Who is sponsoring clinical trial NCT03951649?
This trial is sponsored by University of Alabama at Birmingham, which has 1,160 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT03951649's enrollment target sits among peer trials
62 1110th of 2000 higher than 882 of 2,000 other Phase 4 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 4 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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