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Search / Trial NCT05848258

An Adaptive Phase 2a/2b Study of LY3871801 in Adult Participants With Rheumatoid Arthritis

Launched by ELI LILLY AND COMPANY · Apr 28, 2023

Trial Information

Current as of July 26, 2025

Recruiting

Keywords

ClinConnect Summary

This clinical trial is examining a new medication called LY3871801 to see how well it works and how safe it is for adults with rheumatoid arthritis (RA). Rheumatoid arthritis is a condition that causes inflammation in the joints, leading to pain and swelling. The study is looking for adults aged 18 and older who have been diagnosed with RA for at least three months and have moderate to severe symptoms, meaning they have a certain number of swollen and tender joints. Participants should have previously tried at least one conventional treatment for RA that did not work well for them.

If you join this study, you can expect to receive either the new medication or a comparison treatment, with regular check-ups to monitor your health and any side effects. The trial is currently recruiting participants, and it’s important to know that certain health conditions may prevent eligibility, such as severe heart or kidney issues, or other serious inflammatory diseases. This trial could be an opportunity to contribute to research that may help improve treatment for rheumatoid arthritis in the future.

Gender

ALL

Eligibility criteria

  • Inclusion Criteria:
  • Have a diagnosis of adult-onset RA for at least 3 months prior to screening as defined by the 2010 ACR/European League Against Rheumatism (EULAR) classification criteria.
  • Have moderately-to-severely active RA at screening and baseline, defined by the presence of
  • ≥6 swollen joints based on 66 joint count, and
  • ≥6 tender joints based on 68 joint count.
  • Have had a history of failure (an inadequate response, intolerance, or loss of response) to at least 1 conventional synthetic disease modifying anti rheumatic drug (csDMARD) and either 1 biologic (bDMARD), or targeted synthetic (tsDMARD) treatment.
  • Exclusion Criteria:
  • Have Class IV RA according to ACR revised criteria
  • Have presence of 1 or more significant concurrent medical conditions per investigator judgment, including but not limited to
  • poorly controlled diabetes or hypertension
  • chronic kidney disease stage IIIa or IIIb, IV, or V
  • symptomatic heart failure according to New York Heart Association class II, III, or IV
  • myocardial infarction,unstable angina pectoris, stroke, or transient ischemic attack within the past 12 months before randomization
  • severe chronic pulmonary disease, for example, requiring oxygen therapy
  • major chronic inflammatory disease or connective tissue disease other than RA, including but not limited to
  • systemic lupus erythematosus
  • psoriatic arthritis
  • axial spondyloarthritis,including ankylosing spondylitis and non-radiographic axial spondyloarthritis
  • reactive arthritis
  • gout
  • scleroderma
  • polymyositis
  • dermatomyositis
  • active fibromyalgia, or
  • multiple sclerosis

About Eli Lilly And Company

Eli Lilly and Company is a global healthcare leader dedicated to creating innovative medicines that improve patient outcomes across a range of therapeutic areas, including diabetes, oncology, immunology, and neurodegenerative diseases. With a rich history of scientific research and a commitment to advancing healthcare, Lilly invests significantly in clinical trials to develop new treatments and enhance existing therapies. The company prioritizes patient safety and ethical standards in its clinical research, fostering collaboration with healthcare professionals and stakeholders to ensure the delivery of high-quality, evidence-based solutions that address unmet medical needs worldwide.

Locations

Dudley, England, United Kingdom

New York, New York, United States

Wolverhampton, , United Kingdom

Salisbury, North Carolina, United States

Leon, Guanajuato, Mexico

Blackfoot, Idaho, United States

Houston, Texas, United States

Chihuahua, , Mexico

Uherske Hradiste, , Czechia

Budapest, Pest, Hungary

Budapest, , Hungary

Pune, Maharashtra, India

Bytom, , Poland

Veszprem, , Hungary

Nice, Alpes Maritimes, France

Winter Park, Florida, United States

Encs, , Hungary

Orléans, , France

La Roche Sur Yon, , France

Budapest, , Hungary

Praha, , Czechia

Veszprem, Veszprém City, Hungary

Torreon, Coahuila, Mexico

Montpellier, Hérault, France

Nîmes, Gard, France

Uherske Hradiste, Zlínský Kraj, Czechia

Ratingen, Nordrhein Westfalen, Germany

Magdeburg, Sachsen Anhalt, Germany

Bytom, śląskie, Poland

Merida, Yucatán, Mexico

Weston, Florida, United States

Hubli, Karnataka, India

Ciudad Autónoma De Buenos Aire, , Argentina

Mérida, Yucatán, Mexico

Buenos Aires, Ciudad Autónoma De Buenos Aire, Argentina

Nagpur, Maharashtra, India

Huntington Beach, California, United States

Huntington Beach, California, United States

Salisbury, North Carolina, United States

Monterrey, Nuevo León, Mexico

La Roche Sur Yon, Vendée, France

Hull, Kingston Upon Hull, United Kingdom

Plzen, Plzeň Měst, Czechia

Strasbourg, Alsace, France

Pune, Maharashtra, India

Zárate, Buenos Aires, Argentina

Köln, Nordrhein Westfalen, Germany

San Luis Potosí, , Mexico

Warszawa, Mazowieckie, Poland

Warszawa, Mazowieckie, Poland

Orléans, Centre, France

Nagpur, Maharashtra, India

Woodland Hills, California, United States

Doral, Florida, United States

Ocoee, Florida, United States

San Fernando, Buenos Aires, Argentina

San Isidro, Buenos Aires, Argentina

Nice, Alpes Maritimes, France

Reims, Champagne Ardenne, France

Caluire Et Cuire, Rhône, France

Paris, , France

Frankfurt, Hessen, Germany

Bad Doberan, Mecklenburg Vorpommern, Germany

Hamburg, , Germany

Ahmedabad, Gujarat, India

Mexico City, Distrito F, Mexico

Morelia, Michoacán, Mexico

Querétaro, , Mexico

Bratislava, Bratislavský Kraj, Slovakia

Newcastle Upon Tyne, North Tyneside, United Kingdom

Raipur, Chhattisgarh, India

Brooklyn, New York, United States

Szekesfehervar, Fejér, Hungary

Hull, Kingston Upon Hull, United Kingdom

Mérida, Yucatán, Mexico

Buenos Aires, Ciudad Autónoma De Buenos Aires, Argentina

Ciudad Autónoma De Buenos Aires, , Argentina

Buenos Aires, Ciudad Autónoma De Buenos Aires, Argentina

Köln, Nordrhein Westfalen, Germany

Hamburg, , Germany

Mexico City, Distrito Federal, Mexico

Bratislava, Bratislavský Kraj, Slovakia

Dudley, England, United Kingdom

Hamburg, , Germany

Kistarcsa, Pest, Hungary

Hinsdale, Illinois, United States

Lake Charles, Louisiana, United States

Bellevue, Washington, United States

Houston, Texas, United States

Bialystok, Podlaskie, Poland

Encs, Borsod Abaúj Zemplén, Hungary

Hódmezővásárhely, , Hungary

Białystok, Podlaskie, Poland

Buenos Aires, , Argentina

Willowbrook, Illinois, United States

Buenos Aires, , Argentina

Montpellier, , France

Monterrey, , Mexico

Merida, , Mexico

Mérida, , Mexico

Szekesfehervar, , Hungary

Morelia, , Mexico

Patients applied

0 patients applied

Trial Officials

Call 1-877-CTLILLY (1-877-285-4559) or 1-317-615-4559 Mon - Fri 9 AM - 5 PM Eastern time (UTC/GMT - 5 hours, EST)

Study Director

Eli Lilly and Company

Timeline

First submit

Trial launched

Trial updated

Estimated completion

Not reported