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Study identifier: NCT07258849 Synced from ClinicalTrials.gov · July 28, 2026
● Recruiting

A Study of LY4213663 in Healthy Participants and Participants With Rheumatoid Arthritis

Condition: Rheumatoid Arthritis (RA)  ·  Sponsor: Eli Lilly and Company

PhasePhase 1
Planned participants141
Who can joinAll sexes, 18 Years to 75 Years
Healthy volunteersYes

About this study

The purpose of this study is to evaluate how well LY4213663 is tolerated and what side effects may occur in healthy participants and participants with rheumatoid arthritis (RA). The study drug will be administered either subcutaneously (SC) (under the skin) or intravenously (IV) (into a vein in the arm). Blood tests will be performed to investigate how the body processes the study drug and how the study drug affects the body. The study will last approximately 33 weeks excluding screening.

This description comes directly from the study's public registry record.

Talk to the study team

Trial questions or participation questions: 1-877-CTLILLY (1-877-285-4559) or  ·  1-317-615-4559  ·  LillyTrials@Lilly.com

Physicians interested in becoming principal investigators please contact  ·  clinical_inquiry_hub@lilly.com

Always discuss trial participation with your own doctor first.

Locations (10)

Pinnacle Research Group, LLCAnniston, Alabama, United StatesRecruiting
Arizona Research CenterPhoenix, Arizona, United StatesRecruiting
Clinical Research of West Florida, Inc. (Clearwater)Clearwater, Florida, United StatesRecruiting
GNP Research at Mark Jaffe, MDCooper City, Florida, United StatesRecruiting
Fortrea Clinical Research UnitDaytona Beach, Florida, United StatesRecruiting
AGA Clinical TrialsHialeah, Florida, United StatesRecruiting
Advanced Pharma CR, LLCMiami, Florida, United StatesRecruiting
Floridian Clinical ResearchMiami Lakes, Florida, United StatesRecruiting
Oasis Clinical ResearchLas Vegas, Nevada, United StatesRecruiting
Universitätsklinikum CharitéBerlin, GermanyNot Yet Recruiting

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Source record: clinicaltrials.gov/study/NCT07258849