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Completed Phase 4 Interventional Results available

Long-Term Outcomes and Durability of Effect Following Treatment With Cladribine Tablets for MS (CLASSIC-MS)

ClinicalTrials.gov ID: NCT03961204

Public ClinicalTrials.gov record NCT03961204. 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.

ClinicalTrials.gov public records Last synced Sep 1, 2026, 10:18 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Evaluating the Long-Term Outcomes and Durability of Effect Following Treatment With Cladribine Tablets for MS: An Exploratory Phase IV Ambispective Study of Patients Who Previously Participated in the CLARITY/CLARITY-EXT and ORACLE MS Clinical Trials (CLASSIC-MS)

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The objective of this study was to collect data both retrospectively and prospectively in order to evaluate the long-term outcomes, durability of effect, and real-world treatment patterns following treatment with Cladribine Tablets or placebo in participants with multiple sclerosis (MS) who were previously participated in the parent studies (ORACLE MS and CLARITY/CLARITY-EXT).

Study identification

NCT ID
NCT03961204
Recruitment status
Completed
Study type
Interventional
Phase
Phase 4
Enrollment
662 participants

Conditions and interventions

Interventions

Other

Eligibility (public fields only)

Age range
18 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
Aug 14, 2019
Primary completion
Feb 26, 2021
Completion
May 12, 2021
Last update posted
Oct 30, 2023

2019 – 2021

United States locations

U.S. sites
7
U.S. states
7
U.S. cities
7
Facility City State ZIP Site status
MS Center of Atlanta Atlanta Georgia 30327
Rush University Medical Center Chicago Illinois 60612
University of Maryland, Baltimore - Maryland Center for MS Baltimore Maryland 21201
Empire Neurology, PC - Empire Neurology PC Latham New York 12110
Sanford Neuro Health Center - Neurology Fargo North Dakota 58103
OMRF Oklahoma City Oklahoma 73104
Rowan University School of Osteopathic Medicine - Department of Medicine Philadelphia Pennsylvania 19106

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 92 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03961204, 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 Oct 30, 2023 · Synced Sep 1, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03961204 live on ClinicalTrials.gov.

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