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The primary objective of this study is to determine the incidence and pattern of serious infections, malignancies, and other serious adverse events (SAEs) in participants with multiple sclerosis (MS) treated with TYSABRI (natalizumab).
The TYSABRI Global Observational Program in Safety for Rest of World (TYGRIS - ROW)is a safety observational cohort program designed to obtain long-term safety data in multiple sclerosis (MS) participants treated with TYSABRI in a clinical practice setting in countries other than the United States and Canada.
The Prescribing Physician will collect participant information at routine clinic visits (using standard data collection tools) at approximately 6-month intervals for 5 years from the first TYSABRI infusion.
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| Measure | Description | Time Frame |
|---|---|---|
| Number of participants with serious infections, malignancies, and other serious adverse events (SAEs) | 5 Years |
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Key Inclusion Criteria:
NOTE: Other protocol defined Inclusion/Exclusion criteria may apply.
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Multiple Sclerosis (MS) participants treated with TYSABRI outside of North America
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| Name | Affiliation | Role |
|---|---|---|
| Medical Director | Biogen | Study Director |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| There are multiple sites throughout Europe in this clinical trial. Contact Advanced Medical Services (AMS). | Mannheim | D-68167 | Germany |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 31901758 | Derived | Foley J, Carrillo-Infante C, Smith J, Evans K, Ho PR, Lee L, Kasliwal R, Stangel M, Vermersch P, Hutchinson M, Marinelli F, Smirnakis K; TYGRIS investigators. The 5-year Tysabri global observational program in safety (TYGRIS) study confirms the long-term safety profile of natalizumab treatment in multiple sclerosis. Mult Scler Relat Disord. 2020 Apr;39:101863. doi: 10.1016/j.msard.2019.101863. Epub 2019 Nov 21. |
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| ID | Term |
|---|---|
| D009103 | Multiple Sclerosis |
| ID | Term |
|---|---|
| D020278 | Demyelinating Autoimmune Diseases, CNS |
| D020274 | Autoimmune Diseases of the Nervous System |
| D009422 | Nervous System Diseases |
| D003711 | Demyelinating Diseases |
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| D001327 | Autoimmune Diseases |
| D007154 | Immune System Diseases |