🏛️ Verified NIH Record • Updated 2026-08-03

A Study to Investigate the Efficacy of Fenebrutinib in Relapsing Multiple Sclerosis (RMS) (NCT05119569)

A Randomized, Double-blind, Placebo-controlled Study to Investigate the Efficacy of Fenebrutinib in Relapsing Multiple Sclerosis

🔵 Active, Not Recruiting Phase2 💊 Investigational Drug / Biologic Sponsor: Hoffmann-La Roche

🩺 Plain-English Summary (8th-Grade Level)

This is a study evaluating the effect of fenebrutinib on brain magnetic resonance imaging (MRI) in participants with RMS. The safety and pharmacokinetics of fenebrutinib will also be evaluated. Participants will be randomized to receive either fenebrutinib or placebo. This study consists of two parts: Double-blind treatment (DBT) phase and an optional Open-label extension (OLE) phase.

Who can join: Review the eligibility criteria below.

Location: Fullerton Neurology and Headache Center — Fullerton, California

Age range: 18 Years to 55 Years

🧪 Interventions in This Study

📋 "Do I Qualify?" — 1-Minute Self Screener

Instant Checklist

Full eligibility criteria are available on the official NIH protocol. View the criteria ↗

📍 All Participating Trial Locations (17 Sites)

  • Fullerton Neurology and Headache Center — Fullerton, California
  • Cleveland Clinic Lou Ruvo — Las Vegas, Nevada
  • University Clinical Centre of the Republic of Srpska — Banja Luka,
  • Clinical Hospital Center Rijeka - PPDS — Rijeka,
  • General Hospital Varazdin — Varaždin,
  • Klinicki bolnicki centar Zagreb — Zagreb,
  • Poliklinika Solmed — Zagreb,
  • Nemocnice Jihlava, prispevkova organizace — Jihlava, Vyso?ina
  • Fakultni nemocnice u sv. Anny v Brne — Brno,
  • Fakultni nemocnice Hradec Kralove — Hradec Králové,
  • Vseobecna Fakultni Nemocnice V Praze - CRC - PPDS — Prague,
  • Clinical Center of Serbia — Belgrade,
  • Military Medical Academy — Belgrade,
  • Clinical center Kragujevac — Kragujevac,
  • Clinical Center Nis — Niš,
  • Clinical Hospital Centre Zemun — Zemun,
  • Univerzitna nemocnica Bratislava — Bratislava,

💰 Cost, Insurance & Patient Rights

  • 100% Free Items: The investigational treatment and protocol-required procedures are supplied at zero cost by the sponsor.
  • Routine Patient Care: Under federal law (ACA § 2709) and many state statutes, routine care costs are covered during participation.
  • Voluntary Participation: You may withdraw at any time without affecting your standard medical care.

💡 How to Participate

  1. Check the checklist above to see if you may qualify.
  2. Review the official NIH record below to find the coordinating site.
  3. Ask about the visit schedule, what is covered at no cost, and any travel support.
  4. Confirm with your own doctor before making a decision.
🏛️ View Official NIH Record ↗