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Recruiting Phase 1Phase 2 Interventional

Treatment of Participants With Primary or Secondary Progressive Multiple Sclerosis

ClinicalTrials.gov ID: NCT07477639

Public ClinicalTrials.gov record NCT07477639. 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 Oct 22, 2026, 2:23 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

A Phase 1/2a, Open-Label, Dose-Escalation Study to Evaluate the Safety and Preliminary Efficacy of TRX319 in Subjects With Primary or Secondary Progressive Multiple Sclerosis

Brief summary

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

The goal of this clinical trial is to treat male and female participants with two types of Multiple Sclerosis (MS) called primary progressive or secondary progressive MS. The main questions the trial aims to answer are the following: * Is TRX319 safe when administered to patients with progressive forms of MS? * At what dose does TRX319 work the best to treat participants with primary and or secondary progressive MS? * Is pre-conditioning (with Bendamustine) needed to allow TRX319 to better treat participants with primary and/or secondary progressive MS? Participants will be asked to be on study for up 1 year and may receive up to 3 total administrations of TRX319. While on study, participants will have blood tests and other assessments (MRI scans and lumbar punctures) done to understand the safety of TRX319 and how it may benefit their multiple sclerosis.

Study identification

NCT ID
NCT07477639
Recruitment status
Recruiting
Study type
Interventional
Phase
Phase 1, Phase 2
Lead sponsor
Tr1X, Inc.
Industry
Enrollment
39 participants

Conditions and interventions

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
Mar 1, 2026 (Actual)
Primary completion
Aug 2028 (Estimated)
Completion
Jan 2029 (Estimated)
Last update posted
Sep 21, 2026

2026 – 2029

United States locations

U.S. sites
8
U.S. states
8
U.S. cities
8
Facility City State ZIP Site status
UC San Diego La Jolla California 92037 Recruiting
University of Kansas Medical Center Kansas City Kansas 66160 Recruiting
Mayo Clinic Rochester Minnesota 55912 Recruiting
Washington University, St. Louis St Louis Missouri 63110 Recruiting
Mt. Sinai New York New York 10029 Recruiting
Duke University Durham North Carolina 27710 Recruiting
University of Cincinnati Cincinnati Ohio 45219 Recruiting
Providence Swedish Seattle Washington 98122 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 NCT07477639, 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 Sep 21, 2026 · Synced Oct 22, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT07477639 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →