Clinical trial
Longitudinal Optic Neuritis Study (LONS)
NCT00000147
Study timeline
Study start (unknown)1988-07-01Date precision: month
Registry last updated2006-05-29
Observed by CureCurrent2026-10-07
Recorded dates are source observations, not predictions. Missing milestones are not estimated.
Conditions
Multiple Sclerosisverified · MONDO: multiple sclerosis
Optic Neuritisverified · MONDO: optic neuritis
Interventions
MethylprednisoloneDRUG · verified · RxNorm: methylprednisolone
PrednisoneDRUG · verified · RxNorm: prednisone
Sponsors & collaborators
National Eye Institute (NEI)lead sponsor
Mapped research locations
New YorkNew York, United States1HoustonTexas, United States1ChicagoIllinois, United States1PhiladelphiaPennsylvania, United States1BaltimoreMaryland, United States1San FranciscoCalifornia, United States1SeattleWashington, United States1PortlandOregon, United States1DurhamNorth Carolina, United States1Washington D.C.District of Columbia, United States1Ann ArborMichigan, United States1Little RockArkansas, United States1
Registry source
Open the source record to verify current eligibility, contacts, locations and registry updates.
Open NCT00000147 on ClinicalTrials.gov ↗Registry-derived research relationships: ClinicalTrials.gov. Raw condition and intervention labels remain distinct from canonical MONDO/RxNorm entities unless separately normalized.