Longitudinal Optic Neuritis Study (LONS)
Public ClinicalTrials.gov record NCT00000147. 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.
Study identification
- NCT ID
- NCT00000147
- Recruitment status
- Not listed
- Study type
- Interventional
- Phase
- Not applicable
- Lead sponsor
- National Eye Institute (NEI)
- NIH
- Enrollment
- Not listed
Conditions and interventions
Conditions
Interventions
- Methylprednisolone Drug
- Prednisone Drug
Drug
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
- Jun 30, 1988
- Primary completion
- Not listed
- Completion
- Not listed
- Last update posted
- May 28, 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 NCT00000147, 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 May 28, 2006 · Synced Jul 22, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00000147 live on ClinicalTrials.gov.