STATUS Recruitment Complete

Study of Seladelpar in Participants With Primary Biliary Cholangitis (PBC)

Gilead Clinical Study Information Center:
Monday – Friday, 5am – 6pm PT
Email:  

Gilead Clinical Study Information Center:
Monday – Friday, 5am – 6pm PT
Email:  

LAST UPDATED

May 04, 2026

Clinicaltrials.gov ID

NCT03301506

EudraCT ID

2020-005198-29

OVERVIEW

ASSURE: An Open Label Long-Term Study to Evaluate the Safety and Tolerability of Seladelpar in Subjects With Primary Biliary Cholangitis (PBC)

PROTOCOL SUMMARY

An Open Label Long-Term Study to Evaluate the Safety and Tolerability of Seladelpar in Subjects with Primary Biliary Cholangitis (PBC)

View more

Participation requirements

Calendar

Age

18 years - 75 years

Condition

Sex

All

Healthy Icon

Healthy Volunteers

No

Study details

Medical Condition

Primary Biliary Cirrhosis

Gender

N/A

Date

December 2017 - November 2028

Study Type

Interventional

Study Phase

Phase 3

Product

Seladelpar 5 mg Capsule, Seladelpar 10 mg Capsule

Eligibility information

Inclusion

Inclusion criteria

  • 1. Must have given written informed consent (signed and dated)
  • 2. Participated in a PBC study with seladelpar
  • 3. Females of reproductive potential must use at least one barrier contraceptive and a second effective birth control method during the study and for at least 90 days after the last dose. Male individuals who are sexually active with female partners of reproductive potential must use barrier contraception and their female partners must use a second effective birth control method during the study and for at least 90 days after the last dose
VIEW MORE arrow
Exclusion

Exclusion criteria

  • Exclusion criteria are only applicable for individuals with a seladelpar interruption greater than 4 weeks prior to Day 1 of this study and for individuals who participated in CB8025-21838 irrespective of seladelpar interruption.
  • 1. Treatment-related adverse event (AE) leading to study drug discontinuation in a previous PBC study with seladelpar
  • 2. A medical condition, other than PBC, that in the Investigator's opinion would preclude full participation in the study or confound its results (eg, cancer, any active infection)
  • 3. AST or ALT above 3 × the upper limit of normal (ULN)
  • 4. Total bilirubin above 2 × ULN
  • 5. MELD score ≥ 12. For individuals on anticoagulation medication, evaluation of the baseline INR, in concert with any current dose adjustments in anti-coagulant medications, will be taken into account when calculating this score. This will be done in consultation with the medical monitor.
  • 6. Evidence of advanced PBC as defined by the Rotterdam criteria: albumin below 1× the lower limit of normal (LLN) AND total bilirubin above 1 × ULN)
  • 7. eGFR ≤45 mL/min/1.73 m2 (calculated by MDRD formula)
  • 8. Auto-immune hepatitis
  • 9. Primary sclerosing cholangitis
  • 10. Known history of alpha-1-antitrypsin deficiency
  • 11. Known history of chronic viral hepatitis
  • 12. For females, pregnancy or breast-feeding
  • 13. Use of colchicine, methotrexate, azathioprine, or long-term use of systemic steroids (eg prednisone, prednisolone, budesonide) (>2 weeks) within 2 months prior to Screening
  • 14. Current use of fibrates or use of fibrates within 3 months prior to Screening
  • 15. Current use of obeticholic acid or use of obeticholic acid within 3 months prior to Screening
  • 16. Use of an experimental or unapproved treatment for PBC within 3 months prior to Screening
  • 17. History of malignancy diagnosed or treated, actively or within 2 years, or active evaluation for malignancy; localized treatment of squamous or non-invasive basal cell skin cancers and cervical carcinoma in-situ is allowed if appropriately treated prior to Screening
  • 18. Treatment with any other investigational therapy or medical device within 30 days or within 5 half-lives, whatever is longer, prior to Screening
  • 19. Any other condition(s) that would compromise the safety of the individual or compromise the quality of the clinical study, as judged by the Investigator
  • 20. Immunosuppressant therapies (eg, cyclosporine, tacrolimus, anti-TNF or other immunosuppressive biologics)
  • 21. Other medications that effect liver or GI functions such as absorption of medications or the roux-en-y gastric bypass procedure may be prohibited and should be discussed with the medical monitor on a case-by-case basis
  • 22. Positive for:
  • 1. Hepatitis B, defined as the presence of hepatitis B surface antigen
  • 2. Hepatitis C, defined as the presence of hepatitis C virus ribonucleic acid (RNA)
  • 3. Human immunodeficiency virus (HIV) antibody
  • 23. Active COVID-19 infection during screening
  • Note: Other protocol defined Inclusion/Exclusion criteria may apply.
VIEW MORE arrow

Locations

Locations (109)

Other

Arkansas Diagnostic Center

Little Rock, Arkansas, United States, 72205

Email:  

Other

Stanford University School of Medicine

Palo Alto, California, United States, 94305

Email:  

Other

California Liver Research Institute

Pasadena, California, United States, 91105

Email:  

Other

University of California Davis Medical Center

Sacramento, California, United States, 95817

Email:  

Other

California Pacific Medical Center

San Francisco, California, United States, 94115

Email:  

Other

University of Colorado - Denver - PPDS

Aurora, Colorado, United States, 80045

Email:  

Other

Yale University School of Medicine

New Haven, Connecticut, United States, 06510

Email:  

Other

Covenant Research Fort Myers

Fort Myers, Florida, United States, 33606

Email:  

Other

Florida Digestive Health Specialist

Lakewood Rch, Florida, United States, 34211

Email:  

Other

University of Miami Miller School of Medicine

Miami, Florida, United States, 33136

Email:  

Other

Covenant Research, LLC

Sarasota, Florida, United States, 33912

Email:  

Other

Digestive Healthcare of Georgia PC

Atlanta, Georgia, United States, 30309

Email:  

Other

University of Chicago Hospitals

Chicago, Illinois, United States, 60637

Email:  

Other

East Jefferson General Hospital

New Orleans, Louisiana, United States, 70112

Email:  

Other

Mercy Medical Center (Baltimore)

Baltimore, Maryland, United States, 21202

Email:  

Other

Massachusetts General Hospital

Boston, Massachusetts, United States, 02114

Email:  

Other

Beth Israel Deaconess Medical Center - 330 Brookline Ave

Boston, Massachusetts, United States, 02215

Email:  

Other

Henry Ford Health System

Novi, Michigan, United States, 48377

Email:  

Other

MNGI Digestive Health PA-Plymouth

Minneapolis, Minnesota, United States, 55413

Email:  

Other

Southern Therapy and Advanced Research LLC

Jackson, Mississippi, United States, 39157

Email:  

Other

Saint Louis University

St Louis, Missouri, United States, 63104

Email:  

Other

NYU Langone Medical Center

New York, New York, United States, 10021

Email:  

Other

Weill Cornell Medical College

New York, New York, United States, 10021

Email:  

Other

Icahn School of Medicine at Mount Sinai

New York, New York, United States, 10029

Email:  

Other

University of Rochester Medical Center - PPDS

Rochester, New York, United States, 14642

Email:  

Other

Duke University Medical Center

Durham, North Carolina, United States, 27710

Email:  

Other

Northeast Clinical Research Center, LLC

Bethlehem, Pennsylvania, United States, 18017

Email:  

Other

Penn State Health Milton S. Hershey Medical Center

Hershey, Pennsylvania, United States, 17033

Email:  

Other

University of Pittsburgh Medical Center

Pittsburgh, Pennsylvania, United States, 15213

Email:  

Other

Galen Medical Group

Chattanooga, Tennessee, United States, 37404

Email:  

Other

Gastro One-8110 Walnut Run Rd

Cordova, Tennessee, United States, 38018

Email:  

Other

Vanderbilt University Medical Center

Nashville, Tennessee, United States, 37212

Email:  

Other

University of Texas Southwestern Medical Center

Dallas, Texas, United States, 39090

Email:  

Other

Liver Institute at Methodist Dallas

Dallas, Texas, United States, 75203

Email:  

Other

Baylor College of Medicine

Houston, Texas, United States, 77030

Email:  

Other

The Texas Liver Institute - 607 Camden St

San Antonio, Texas, United States, 78215 1619

Email:  

Other

Pinnacle Clinical Research, PLLC

San Antonio, Texas, United States, 78229

Email:  

Other

Maryview Hospital Inc., d/b/a Bon Secours Liver Institute of Hampton Roads

Newport News, Virginia, United States, 23602

Email:  

Other

Bon Secours Richmond Community Hospital, Inc. d/b/a Bon Secours Liver Institute of Richmond

Richmond, Virginia, United States, 23226

Email:  

Other

Liver Institute Northwest, PLLC

Seattle, Washington, United States, 98195

Email:  

Other

CINME S.A. - Centro de Investigaciones Metabólicas-Viamonte 2278

Balvanera, Argentina, C1056ABJ

Email:  

Other

Hospital Italiano de Buenos Aires

Buenos Aires, Argentina, 1181

Email:  

Other

DIM Clínica Privada

El Palomar, Argentina, 1684

Email:  

Other

Hospital Italiano de La Plata

La Plata, Argentina, B1902AWL

Email:  

Other

Royal Brisbane and Women's Hospital

Herston, Queensland, Australia, 4029

Email:  

Other

The Alfred Hospital

Melbourne, Victoria, Australia, 3004

Email:  

Other

Royal Melbourne Hospital

Parkville, Victoria, Australia, 3050

Email:  

Other

Klinikum Wels-Grieskirchen GmbH - Standort Wels

Wels, Austria, 4710

Email:  

Other

UZ Gent

Ghent, Belgium, 9000

Email:  

Other

UZ Leuven

Leuven, Belgium, 3000

Email:  

Other

University of Calgary Medicine

Calgary, Canada, T2N 4Z6

Email:  

Other

Toronto General Hospital

Toronto, Canada, M5G 2C4

Email:  

Other

Centro Clinico Mediterraneo

La Serena, Chile, 1720506

Email:  

Other

Fakultni nemocnice Ostrava

Ostrava, Czechia, 708 00

Email:  

Other

Hospices Civils de Lyon - Hôpital de La Croix Rousse

Lyon, France, 69004

Email:  

Other

AP-HP - Hôpital Saint Antoine

Paris, France, 75012

Email:  

Other

Charité - Universitätsmedizin Berlin

Berlin, Germany, 10117

Email:  

Other

Universitatsklinkum Erlangen-Ulmenweg 18

Erlangen, Germany, 91054

Email:  

Other

ifi-Institute for Interdisciplinary Medicine

Hamburg, Germany, 20099

Email:  

Other

Gastroenterologische Gemeinschaftspraxis Herne

Herne, Germany, 44623

Email:  

Other

Gastroenterologisch Hepatologisches Zentrum Kiel - Preetzer Chaussee 134

Kiel, Germany, 24146

Email:  

Other

Universitätsklinikum Tübingen

Tübingen, Germany, 72076

Email:  

Other

University General Hospital of Larissa

Larissa, Greece, 411 10

Email:  

Other

Semmelweis Egyetem

Budapest, Hungary, 1082

Email:  

Other

Somogy Varmegyei Kaposi Mor Oktato Korhaz

Kaposvár, Hungary, 7400

Email:  

Other

Carmel Medical Center

Haifa, Israel, 34462

Email:  

Other

Hadassah Medical Center- Ein Kerem - PPDS

Jerusalem, Israel, 91120

Email:  

Other

The Chaim Sheba Medical Center - PPDS

Tel Aviv, Israel, 5262100

Email:  

Other

Tel Aviv Sourasky Medical Center Ichilov - PPDS

Tel Aviv, Israel, 6423906

Email:  

Other

Azienda Ospedaliero-Universitaria di Modena - Ospedale Civile di Baggiovara

Modena, Italy, 41126

Email:  

Other

Azienda Ospedaliera Universitaria Policlinico Paolo Giaccone-Palermo-Piazza Delle Cliniche 2

Palermo, Italy, 90127

Email:  

Other

Fondazione IRCCS San Gerardo dei Tintori

Rozzano, Italy, 20089

Email:  

Other

Consultorio de la Doctora Maria Sarai Gonzalez Huezo

Metepec, Mexico, 52120

Email:  

Other

Consultorio Medico - Distrito Federal

Roma Norte, Mexico, 06700

Email:  

Other

Radboud Universitair Medisch Centrum

Nijmegen, Netherlands, 6525 GA

Email:  

Other

Christchurch Hospital

Christchurch, New Zealand, 4710

Email:  

Other

Dunedin Hospital

Dunedin, New Zealand, 9012

Email:  

Other

Uniwersyteckie Centrum Kliniczne Im. Prof. K. Gibinskiego Slaskiego Uniwersytetu Medycznego w Katowi

Katowice, Poland, 40-752

Email:  

Other

ID Clinic Arkadiusz Pisula

Mysłowice, Poland, 41-400

Email:  

Other

Fundeni Clinical Institute

Bucharest, Romania, 22328

Email:  

Other

SPbGU Medical and diagnostic center of the clinic of high medical technology n.a. N.I. Pirogov

Saint Petersburg, Russia, 197110

Email:  

Other

Soon Chun Hyang University Hospital Bucheon

Bucheon-si, South Korea, 14584

Email:  

Other

Inje University Busan Paik Hospital

Busan, South Korea, 47392

Email:  

Other

Pusan National University Hospital

Busan, South Korea, 49241

Email:  

Other

Kyungpook National University Hospital

Daegu, South Korea, 41944

Email:  

Other

Seoul National University Bundang Hospital

Seongnam, South Korea, 13620

Email:  

Other

Seoul National University Hospital

Seoul, South Korea, 03080

Email:  

Other

Asan Medical Center

Songpa-Gu, South Korea, 05505

Email:  

Other

Hospital Universitario Germans Trias i Pujol

Badalona, Spain, 08916

Email:  

Other

Hospital Universitario Vall d'Hebron - PPDS

Barcelona, Spain, 08035

Email:  

Other

Hospital Clinic de Barcelona

Barcelona, Spain, 8036

Email:  

Other

Hospital Universitario La Paz - PPDS

Horcajo de la Sierra, Spain, 28755

Email:  

Other

Hospital Universitario 12 de Octubre

Madrid, Spain, 28026

Email:  

Other

Hospital Universitario Virgen de la Victoria

Málaga, Spain, 29010

Email:  

Other

Hospital Universitario Marques de Valdecilla

Santander, Spain, 39008

Email:  

Other

Universitätsspital Zürich

Zurich, Switzerland, 8091

Email:  

Other

Gazi University Faculty of Medicine

Ankara, Turkey (Türkiye), 6590

Email:  

Other

Ege Universitesi Tip Fakultesi Hastanesi

Bornova, Turkey (Türkiye), 35100

Email:  

Other

Ankara Bilkent City Hospital

Çankaya, Turkey (Türkiye), 06800

Email:  

Other

Marmara University Pendik Training and Research Hospital

Maltepe, Turkey (Türkiye), 34840

Email:  

Other

Bezmialem Vakif Universitesi Tip Fakultesi Hastanesi

Topkapı, Turkey (Türkiye), 34093

Email:  

Other

Queen Elizabeth Hospital Birmingham

Birmingham, United Kingdom, B15 2TH

Email:  

Other

Hull Royal Infirmary

Hull, United Kingdom, HU3 2JZ

Email:  

Other

Barts Health NHS Trust, Royal London Hospital, Ambrose King Centre

London, United Kingdom, E1 1BB

Email:  

Other

King's College Hospital

London, United Kingdom, SE5 9RS

Email:  

Other

The Newcastle Upon Tyne Hospitals NHS Foundation Trust

Newcastle upon Tyne, United Kingdom, NE4 6BE

Email:  

Other

Queen's Medical Centre

Nottingham, United Kingdom, NG7 2UH

Email:  

Other

Derriford Hospital

Plymouth, United Kingdom, PL6 8DH

Email:  

Other

Queen Alexandra Hospital

Portsmouth, United Kingdom, PO6 3LY

Email:  

1997

Join Gilead Trial Connect and help advance clinical research. Your participation is key to developing future treatments.