The Effect of Nasal Carbon Dioxide (CO2) in the Treatment of Mild Headache in People Who Experience Migraines
Public ClinicalTrials.gov record NCT00690716. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Randomized, Double-Blind, Placebo-Controlled Trial to Evaluate the Safety and Efficacy of Nasal Carbon Dioxide in the Treatment of Mild Headache in Migraineurs
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of this study is to evaluate the safety and effect of nasal carbon dioxide in the treatment of mild headaches in people who have migraines.
Study identification
- NCT ID
- NCT00690716
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Enrollment
- 292 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years to 65 Years
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Jul 31, 2008
- Primary completion
- May 31, 2009
- Completion
- May 31, 2009
- Last update posted
- Aug 14, 2012
2008 – 2009
United States locations
- U.S. sites
- 15
- U.S. states
- 11
- U.S. cities
- 15
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Capnia Investigative Site | Birmingham | Alabama | 35233 | — |
| Capnia Investigative Site | Stanford | California | 94305 | — |
| Capnia Investigative Site | East Hartford | Connecticut | 06118 | — |
| Capnia Investigative Site | West Palm Beach | Florida | 33407 | — |
| Capnia Investigative Site | Chicago | Illinois | 60647 | — |
| Capnia Investigative Site | North Dartmouth | Massachusetts | 02747 | — |
| Capnia Investigative Site | Wellesley Hills | Massachusetts | 02481 | — |
| Capnia Investigative Site | Ann Arbor | Michigan | 48104 | — |
| Capnia Investigative Site | Kalamazoo | Michigan | 49009 | — |
| Capnia Investigative Site | Springfield | Missouri | 65807 | — |
| Capnia Investigative Site | St Louis | Missouri | 63141 | — |
| Capnia Investigative Site | Philadelphia | Pennsylvania | 19107 | — |
| Capnia Investigative Site | Pittsburgh | Pennsylvania | 15213 | — |
| Capnia Investigative Site | Nashville | Tennessee | 37203 | — |
| Capnia Investigative Site | Seattle | Washington | 98104 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00690716, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Aug 14, 2012 · Synced Sep 25, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00690716 live on ClinicalTrials.gov.