A Pilot Study to Characterize the Biological Effect of a Pre-planned 12 Week Dose Interruption of Natalizumab
Public ClinicalTrials.gov record NCT04048577. 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
The Impact of a Planned 12-week Dosing Interruption of Natalizumab on Immune Cell Trafficking, Pharmacokinetic (PK)/Pharmacodynamic (PD) Parameters, and Multiple Sclerosis (MS) Disease Stability.
Study identification
- NCT ID
- NCT04048577
- Recruitment status
- Not listed
- Study type
- Interventional
- Phase
- Phase 4
- Lead sponsor
- Berkovich, Regina MD, PhD Inc.
- Other
- Enrollment
- 10 participants
Conditions and interventions
Interventions
- Dosing Interruption of Natalizumab Drug
Drug
Eligibility (public fields only)
- Age range
- 21 Years to 65 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
- Jul 2, 2019
- Primary completion
- Oct 31, 2021
- Completion
- Nov 30, 2021
- Last update posted
- Jul 21, 2021
2019 – 2021
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Regina Berkovich MD, PhD Inc. | West Hollywood | California | 90048 | Recruiting |
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 NCT04048577, 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 Jul 21, 2021 · Synced Jul 24, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04048577 live on ClinicalTrials.gov.