New hope for rare liver disease: experimental drug shows promise in early trial

NCT ID NCT03333928

First seen Oct 31, 2025 · Last updated May 15, 2026 · Updated 27 times

Summary

This study tested an experimental drug called HTD1801 in 59 adults with primary sclerosing cholangitis (PSC), a rare liver disease. Participants received either a low dose, a high dose, or a placebo for 18 weeks. The main goal was to see if the drug could lower a key liver enzyme (ALP) linked to disease activity.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Contacts and locations

Locations

  • Arizona Liver Health

    Chandler, Arizona, 85224, United States

  • Arizona Liver Health

    Tuscon, Arizona, 85711, United States

  • Aspen Woods Clinic

    Calgary, Alberta, T3H 0V5, Canada

  • Cedars-Sinai Medical Center

    Los Angeles, California, 90048, United States

  • Cumberland Research Associates

    Fayetteville, North Carolina, 28304, United States

  • Florida Research Institute

    Lakewood Rch, Florida, 34211, United States

  • Fresno Clinical Research Center

    Fresno, California, 93720, United States

  • Gastro One

    Germantown, Tennessee, 38138, United States

  • Gastrointestinal Associates

    Flowood, Mississippi, 39232, United States

  • Keck School of Medicine of USC

    Los Angeles, California, 90033, United States

  • Mercy Medical Center

    Baltimore, Maryland, 21202, United States

  • Michigan Medicine University of Michigan

    Ann Arbor, Michigan, 48109, United States

  • Mount Sinai - Icahn School of Medicine

    New York, New York, 10029, United States

  • Pinnacle Clinical Research

    Austin, Texas, 78746, United States

  • Pinnacle Clinical Research

    San Antonio, Texas, 78229, United States

  • South Denver Gastroenterology, PC

    Englewood, Colorado, 80113, United States

  • Swedish Medical Center

    Seattle, Washington, 98104, United States

  • Toronto Centre for Liver Disease, Toronto General Hospital

    Toronto, Ontario, M5G 2C4, Canada

  • University of Colorado, Denver

    Aurora, Colorado, 80045, United States

  • University of Miami

    Miami, Florida, 33136, United States

  • University of Washington

    Seattle, Washington, 98104, United States

  • Vanderbilt University Medical Center

    Nashville, Tennessee, 37212, United States

  • Wake Forest Baptist Health

    Winston-Salem, North Carolina, 27157, United States

  • Walter Reed National Military Medical Center

    Bethesda, Maryland, 20889, United States

  • Washington University School of Medicine

    St Louis, Missouri, 63110, United States

  • Yale School of Medicine

    New Haven, Connecticut, 06520, United States

Conditions

Explore the condition pages connected to this study.