A Study of Suboptimally Controlled Participants Previously Taking Oral or Infusion DMDs for RMS (MASTER-2)

NCT03933202 · Status: COMPLETED · Type: OBSERVATIONAL · Enrollment: 291

Last updated 2026-01-02

Study results available
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Summary

To evaluate the effectiveness, safety and Patient-Reported Outcomes (PROs) of cladribine tablets in participants with RMS including relapsing-remitting multiple sclerosis (RRMS) and active secondary progressive multiple sclerosis (aSPMS), who transition to cladribine tablets after suboptimal response to any oral or infusion Disease-Modifying Drugs (DMDs) approved in the United States (US) for RMS in a real-world-setting.

Conditions

Interventions

DRUG

Cladribine Tablets

No intervention will be administered as a part of this study. Participants will receive cladribine tablets as per investigator discretion and as per United States approved label: 3.5 milligram/kilogram (mg/kg) body weight over 2 years, administered as 1 treatment course of 1.75 mg/kg per year.

Sponsors & Collaborators

  • Merck KGaA, Darmstadt, Germany

    collaborator INDUSTRY
  • EMD Serono Research & Development Institute, Inc.

    lead INDUSTRY

Principal Investigators

  • Medical Responsible · EMD Serono Inc., the biopharmaceutical division of Merck KGaA, Darmstadt, Germany

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2019-07-22
Primary Completion
2024-11-11
Completion
2024-11-11

Countries

  • United States

Study Locations

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Entities

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT03933202 on ClinicalTrials.gov