Longitudinal Pharmacokinetic, Pharmacodynamic, Immunological, and Biochemical
Public ClinicalTrials.gov record NCT01330498. 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.
Official title
Longitudinal Pharmacokinetic, Pharmacodynamic, Immunological, and Biochemical Sample Collection With MRI and Relapse Analysis of a Tysabri Patient Cohort
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This is an open-label study of patients with relapsing forms of Multiple Sclerosis designed to assess the longitudinal pharmacokinetic, pharmacodynamic, immunological, and biochemical sample collection with MRI and relapse analysis of a Tysabri patient cohort. The study hopes to identify secondary and tertiary risk stratification markers that would aid in the clinical management of patients who are JC antibody positive.
Study identification
- NCT ID
- NCT01330498
- Recruitment status
- Completed
- Study type
- Observational
- Phase
- Not listed
- Enrollment
- 229 participants
Conditions and interventions
Conditions
Interventions
Not listed
Eligibility (public fields only)
- Age range
- 18 Years to 80 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
- Mar 31, 2011
- Primary completion
- Jul 31, 2011
- Completion
- Jul 31, 2011
- Last update posted
- Jan 5, 2012
2011
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Rocky Mountain Multiple Sclerosis Clinic | Salt Lake City | Utah | 84103 | — |
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 NCT01330498, 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 Jan 5, 2012 · Synced Sep 4, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01330498 live on ClinicalTrials.gov.