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NCT06564311 · ClinicalTrials.gov registry record · Phase 2

A Study of Obexelimab in Patients With Relapsing Multiple Sclerosis (MoonStone)

A Phase 2 study of Relapsing Multiple Sclerosis, sponsored by Zenas BioPharma (USA).

Active
Registry status
Phase 2
Development phase
93
Enrollment target
20
Study locations

NCT06564311: Active Phase 2 study of Relapsing Multiple Sclerosis, sponsored by Zenas BioPharma (USA).

NCT06564311 is a Phase 2 study of Relapsing Multiple Sclerosis that is active but no longer recruiting, run by Zenas BioPharma (USA). The registered enrollment target is 93 participants, below the 2,165-participant average among 23 other Relapsing Multiple Sclerosis trials with a reported enrollment target (96% lower). The trial reports 20 study locations across 12 states. According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT06564311, a Phase 2 study of Relapsing Multiple Sclerosis, is active but no longer recruiting, sponsored by Zenas BioPharma (USA).

ACTIVE NOT RECRUITING
Registry status
Phase 2
Development phase
93 participants
Enrollment target
20
Study locations

Study Summary

This study aims to examine the efficacy and safety of obexelimab in participants with relapsing multiple sclerosis

Primary Outcome

Cumulative number of new GdE T1 hyperintense lesions as measured by brain MRI

Interventions

  • DRUG Placebo
  • DRUG Obexelimab

Study Locations (20)

Other

  • Neuro-logisch Wien - Vienna
  • Rehabilitation & MS Center, Noorderhart Hospital - Overpelt
  • AZ Delta-Deltalaan 1 - Roeselare
  • Tiantan Hospital, Capital Medical University - Beijing
  • The First Affiliation Hospital of Soochow University - Suzhou
  • Tianjin Medical University General Hospital - Tianjin

Arizona

  • Center for Neurology and Spine - Phoenix
  • Perseverance Research Center - Scottsdale

Florida

  • Aqualine Clinical Research - Naples
  • University of South Florida - Tampa

Wisconsin

  • Center for Neurological Disorders - Greenfield
  • Medical College of Wisconsin - Milwaukee

Alabama

  • North Central Neurology - Cullman

California

  • Regina Berkovich MD PhD, Inc - West Hollywood

Massachusetts

  • University of Massachusetts Medical School - Worcester

Minnesota

  • Infusion Associates Plymouth - Plymouth

Trial Details

FieldValue
Enrollment Target 93 participants
Start Date 2024-08-26
Est. Completion 2026-02
Phase Phase 2
Zenas BioPharma (USA)

5 total trials

What the registry record for NCT06564311 still lists

NCT06564311 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 93 participants, a relatively small participant target, below the 2,165-participant average among 23 other Relapsing Multiple Sclerosis trials with a reported enrollment target (96% lower).

The record links to 1 condition, with Relapsing Multiple Sclerosis appearing as the primary indexed condition, and to 2 interventions - of which Placebo is the first listed.

NCT06564311 names 20 study sites across 12 states, led by Other, Arizona, Florida.

Frequently Asked Questions

What is clinical trial NCT06564311 about?

NCT06564311 is a clinical study titled "A Study of Obexelimab in Patients With Relapsing Multiple Sclerosis (MoonStone)". This study aims to examine the efficacy and safety of obexelimab in participants with relapsing multiple sclerosis

What is the current status of trial NCT06564311?

This trial is currently active not recruiting. It is a Phase 2 study. The enrollment target is 93 participants. The study started on 2024-08-26. Estimated completion is 2026-02.

What conditions does trial NCT06564311 study?

This clinical trial studies the following conditions: Relapsing Multiple Sclerosis.

What interventions are being tested in trial NCT06564311?

The interventions under investigation include: Placebo (DRUG), Obexelimab (DRUG).

Who is sponsoring clinical trial NCT06564311?

This trial is sponsored by Zenas BioPharma (USA), which has 5 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT06564311 being conducted?

This trial has 20 study locations across Alabama, Arizona, California, Florida, Massachusetts. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Similar trials for Relapsing Multiple Sclerosis

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Where NCT06564311's enrollment target sits among peer trials

93 21st of 23 higher than 3 of 23 other Relapsing Multiple Sclerosis trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Relapsing Multiple Sclerosis trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

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Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

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Source: ClinicalTrials.gov NCT06564311, the US trial registry maintained by the National Library of Medicine. NCT06564311 (small enrollment · wide site footprint · active not recruiting) retrieved and formatted by PlainTrial, see methodology.