Optic Neuritis Treatment Trial (ONTT)
Public ClinicalTrials.gov record NCT00000146. 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.
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Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
To assess the beneficial and adverse effects of corticosteroid treatment for optic neuritis. To determine the natural history of vision in patients who suffer optic neuritis. To identify risk factors for the development of multiple sclerosis in patients with optic neuritis.
Study identification
- NCT ID
- NCT00000146
- Recruitment status
- Not listed
- Study type
- Interventional
- Phase
- Phase 3
- Enrollment
- Not listed
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years to 46 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 1988 (Type not available)
- Primary completion
- Not listed
- Completion
- Not listed
- Last update posted
- Jun 5, 2006
Started 1988
United States locations
- U.S. sites
- 15
- U.S. states
- 14
- U.S. cities
- 15
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Arkansas | Little Rock | Arkansas | — | — |
| California Pacific Medical Center | San Francisco | California | — | — |
| Georgetown University | Washington D.C. | District of Columbia | — | — |
| University of Florida | Gainesville | Florida | — | — |
| University of Illinois | Chicago | Illinois | — | — |
| University of Iowa | Iowa City | Iowa | — | — |
| Johns Hopkins University | Baltimore | Maryland | — | — |
| University of Michigan | Ann Arbor | Michigan | — | — |
| Michigan State University | East Lansing | Michigan | — | — |
| New York University | New York | New York | — | — |
| Duke University | Durham | North Carolina | — | — |
| Devers Eye Institute | Portland | Oregon | — | — |
| Wills Eye Hospital | Philadelphia | Pennsylvania | — | — |
| Baylor College of Medicine | Houston | Texas | — | — |
| Swedish Medical Center | Seattle | Washington | — | — |
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 NCT00000146, 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 Jun 5, 2006 · Synced Nov 4, 2026
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Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT00000146 live on ClinicalTrials.gov.