Clinical trial
TOP: TYSABRI Observational Program
NCT00493298 is registered in ClinicalTrials.gov with Biogen as lead sponsor.
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Registry record
As filed in ClinicalTrials.gov.
- Title
- TOP: TYSABRI Observational Program
- Lead sponsor
- Biogen
- Phase
- Observational
- Overall status
- Completed
- Start date
- June 29, 2007
- Completion date
- November 1, 2023
- Enrollment
- 6,620 (actual)
- Sites
- 419
Conditions
As the registry lists them; a condition with its own page is linked.
relapsing-remitting multiple sclerosis