New drug could reduce need for infusions in nerve disorder

NCT ID NCT06537999

First seen Jun 24, 2026 · Last updated Aug 11, 2026 · Updated 3 times

Summary

This Phase 2 trial tests a drug called claseprubart (DNTH103) in 36 adults with multifocal motor neuropathy, a rare nerve condition that causes muscle weakness. Participants receive either the drug or a placebo for 15 weeks. The study looks at safety, how the drug works in the body, and whether it can delay the need for standard immunoglobulin therapy.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
Claseprubart (also called DNTH103)
What this could lead to
If it works, this could point toward a new treatment option for multifocal motor neuropathy that reduces the need for immunoglobulin therapy.
What could go wrong
This is an early Phase 2 trial with only 36 participants, so results may not apply to everyone. The drug may not prove effective or could have side effects.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Cinical Study Site

    Toronto, Canada

  • Cinical Study Site

    Beijing, 100053, China

  • Cinical Study Site

    Shanghai, 200031, China

  • Cinical Study Site

    Kuala Lumpur, 50586, Malaysia

  • Cinical Study Site

    Kuala Lumpur, 59100, Malaysia

  • Cinical Study Site

    Permatang Pauh, 13700, Malaysia

  • Cinical Study Site

    Sarawak, 93586, Malaysia

  • Cinical Study Site

    Daegu, South Korea

  • Cinical Study Site

    Alicante, 03010, Spain

  • Cinical Study Site

    Barcelona, 08041, Spain

  • Cinical Study Site

    Istanbul, 34093, Turkey (Türkiye)

  • Cinical Study Site #2

    Seoul, South Korea

  • Clinical Study Site

    Scottsdale, Arizona, 85251, United States

  • Clinical Study Site

    Los Angeles, California, 90048, United States

  • Clinical Study Site

    Bradenton, Florida, 34205, United States

  • Clinical Study Site

    Tampa, Florida, 33620, United States

  • Clinical Study Site

    Honolulu, Hawaii, 96817, United States

  • Clinical Study Site

    Kansas City, Kansas, 66103, United States

  • Clinical Study Site

    Cincinnati, Ohio, 45219, United States

  • Clinical Study Site

    Columbus, Ohio, 43210, United States

  • Clinical Study Site

    Houston, Texas, 77030, United States

  • Clinical Study Site

    Beijing, 100730, China

  • Clinical Study Site

    Aarhus, 8200, Denmark

  • Clinical Study Site

    Copenhagen, 1172, Denmark

  • Clinical Study Site

    Marseille, 13005, France

  • Clinical Study Site

    Paris, 94000, France

  • Clinical Study Site

    Rome, 00189, Italy

  • Clinical Study Site

    Kota Kinabalu, 88200, Malaysia

  • Clinical Study Site

    Amsterdam, 1105, Netherlands

  • Clinical Study Site

    Utrecht, Netherlands

  • Clinical Study Site

    Skopje, North Macedonia

  • Clinical Study Site

    Bydgoszcz, 85-090, Poland

  • Clinical Study Site

    Katowice, 40-689, Poland

  • Clinical Study Site

    Krakow, 30-688, Poland

  • Clinical Study Site

    Krakow, 31-202, Poland

  • Clinical Study Site

    Belgrade, 11000, Serbia

  • Clinical Study Site

    Seoul, South Korea

  • Clinical Study Site

    Barcelona, 08035, Spain

  • Clinical Study Site

    London, England, United Kingdom

  • Clinical Study Site

    Oxford, England, United Kingdom

  • Clinical Study Site

    Salford, England, United Kingdom

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