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Recruiting Phase 3 NCT07153471

NCT07153471 A Study of Orforglipron (LY3502970) in Participants With Obesity or Overweight and Osteoarthritis (OA) of the Knee

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Clinical Trial Summary
NCT ID NCT07153471
Status Recruiting
Phase Phase 3
Sponsor Eli Lilly and Company
Condition Osteoarthritis
Study Type INTERVENTIONAL
Enrollment 800 participants
Start Date 2025-09-15
Primary Completion 2028-04

Eligibility & Interventions

Sex All sexes
Min Age 18 Years
Max Age N/A
Study Type INTERVENTIONAL
Interventions
OrforglipronPlacebo

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.

Phase 3 trials are large pivotal studies comparing the treatment to current standard of care or placebo. Your participation directly contributes to the evidence needed for regulatory approval.

This trial targets 800 participants in total. It began in 2025-09-15 with a primary completion date of 2028-04.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

The GZPT master protocol will support two independent studies, J2A-MC-GZT1 and J2A-MC-GZT2. Each study will see how well and safely orforglipron works in people with obesity or overweight who have osteoarthritis (OA) of the knee with pain. Participation in the study will last about 74 weeks.

Eligibility Criteria

Inclusion Criteria: * Have a body mass index (BMI) of 27 kilograms per square meter (kg/m2) or higher at screening * Have tried at least once to lose weight through diet but were unsuccessful * Have osteoarthritis of the knee and at least one of the following conditions: * Be over 50 years old * Have morning knee stiffness that lasts about 30 minutes * Have a crackling or grinding sound or feeling in the knee Exclusion Criteria: * Have gained or lost more than 11 pounds within 90 days prior to screening * Have had a surgery for obesity or plan to have one in the next 18 months * Have an active knee infection * Have type 1 diabetes, type 2 diabetes, or any other type of diabetes * Have had a recent heart condition or New York Heart Association Functional Classification Class IV congestive heart failure * Have used any glucagon-like peptide-1 (GLP-1) receptor agonist medication within 180 days of screening

Contact & Investigator

Central Contact

Trial questions or participation questions: 1-877-CTLILLY (1-877-285-4559) or

✉ LillyTrials@Lilly.com

📞 1-317-615-4559

Principal Investigator

Call 1-877-CTLILLY (1-877-285-4559) or 1-317-615-4559 Mon - Fri 8 AM - 8 PM Eastern time (UTC/GMT - 5 hours, EST)

STUDY DIRECTOR

Eli Lilly and Company

Frequently Asked Questions

Who can join the NCT07153471 clinical trial?

This trial is open to participants of all sexes, aged 18 Years or older, studying Osteoarthritis. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

What phase is the NCT07153471 trial and what does that mean for participants?

Phase 3 trials are large-scale studies comparing the new treatment to existing standards of care or a placebo. They provide the evidence needed for regulatory approval. This trial targets 800 participants.

Is NCT07153471 currently recruiting?

Yes, NCT07153471 is actively recruiting participants. Contact the research team at LillyTrials@Lilly.com for enrollment information.

Where is the NCT07153471 trial being conducted?

This trial is being conducted at Phoenix, United States, Tempe, United States, Huntington Beach, United States, Thousand Oaks, United States and 11 additional locations.

Who is sponsoring the NCT07153471 clinical trial?

NCT07153471 is sponsored by Eli Lilly and Company. The principal investigator is Call 1-877-CTLILLY (1-877-285-4559) or 1-317-615-4559 Mon - Fri 8 AM - 8 PM Eastern time (UTC/GMT - 5 hours, EST) at Eli Lilly and Company. The trial plans to enroll 800 participants.

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ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: April 2026  ·  Data Methodology