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Clinical Trials/NCT07211633
NCT07211633Active, not recruitingPhase 3

A Phase 3, Non-Inferiority, Randomized, Open-Label, Parallel Group, Multicenter Study to Evaluate the Pharmacokinetics, Pharmacodynamics, Safety, Radiological and Clinical Effects of Subcutaneous Ublituximab Versus Intravenous Ublituximab in Patients With Multiple Sclerosis

TG Therapeutics, Inc.48 sites in 9 countries360 target enrollmentStarted: July 9, 2025Last updated:
Conditions
Interventions

Trial Snapshot

Phase
Phase 3
Status
Active, not recruiting
Enrollment
360
Locations
48
Primary Endpoint
Area Under the Curve From Week 0 to Week 24 (AUC0-W24) of Ublituximab

Study Overview

Brief Summary

The purpose of this study is to assess the pharmacokinetics of ublituximab when administered subcutaneously (SC) compared to intravenous (IV) administration in participants with RMS.

Detailed Description

This is a Phase 3, open label, parallel-group, multicenter study in participants with RMS.

Study Design

Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel
Primary Purpose
Treatment
Masking
None

Eligibility Criteria

Ages
18 Years to 65 Years (Adult, Older Adult)
Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • •Diagnosis of RMS (2017 Revised McDonald criteria).
  • •Expanded Disability Status Scale (EDSS) score ≤ 5.5 at screening.
  • •Neurologically stable for > 30 days prior to Screening and Day
  • •Female participants of childbearing potential must consent to use a highly effective method of contraception from consent and for 6 months after the last dose of ublituximab.

Exclusion Criteria

  • •Primary-progressive Multiple Sclerosis (PPMS) or inactive Secondary Progressive Multiple Sclerosis (SPMS).
  • •Active chronic disease of the immune system other than MS or immunodeficiency syndrome.
  • •Participants with significantly impaired bone marrow function or significant leukopenia or thrombocytopenia.
  • •Participants who previously received anti-CD20 therapy at any time; any approved therapy to treat MS within 5 half-lives of the medication prior to screening.
  • •Note: Other Inclusion/Exclusion criteria may apply.

Arms & Interventions

Ublituximab SC Regimen 2

Experimental

New regimen.

Intervention: Ublituximab (Biological)

Ublituximab IV

Active Comparator

Approved dosage.

Intervention: Ublituximab (Biological)

Ublituximab SC Regimen 1

Experimental

New regimen.

Intervention: Ublituximab (Biological)

Outcomes

Primary Outcomes

Area Under the Curve From Week 0 to Week 24 (AUC0-W24) of Ublituximab

Time Frame: Up to Week 24

Secondary Outcomes

  • Minimum Plasma Concentration (Cmin) of Ublituximab(Up to Week 24)
  • Average Concentration at Steady State (Cavg,ss) of Ublituximab(Up to Week 120)
  • Maximum Plasma Concentration (Cmax) of Ublituximab(Up to Week 120)
  • Time to Maximum Plasma Concentration (Tmax) of Ublituximab(Up to Week 120)
  • Last Observed Concentration (Clast) of Ublituximab(Up to Week 120)
  • Area Under the Curve From Week 0 to Week 120 (AUC0-120) of Ublituximab(Up to Week 120)
  • Concentration From Time 0 to Time of Last Concentration (AUClast) of Ublituximab(Up to Week 120)
  • Time of Last Concentration (Tlast) of Ublituximab(Up to Week 120)
  • Incidence of Treatment Emergent Adverse Events (TEAEs)(Up to Week 120)
  • Participants B Cell Counts(Up to Week 120)
  • Total Number of Gadolinium (Gd) enhancing T1 Lesions Per Magnetic Resonance Imaging (MRI) Scan(Up to Week 96)
  • Total Number of New or Enlarging T2 lesions Per MRI Scan(Up to Week 96)

Investigators

Sponsor Class
Industry
Responsible Party
Sponsor

Study Sites (48)

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