Imaging study to see how the imaging agent distributes in metastatic clear cell RCC
Official title: A Phase 0 Imaging Study to Assess the Feasibility, Biodistribution, and Dosimetry of the Imaging Agent in Subjects With Metastatic Clear Cell Renal Cell Cancer (RCC).
Run by RayzeBio, Inc. · NCT07671417 · Data updated 2026-11-12
This imaging study tests an imaging agent in adults with metastatic clear cell renal cell carcinoma to see how it spreads and what dose is needed.
Quick facts
| Phase | Early Phase 1 |
|---|---|
| Study type | Interventional |
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 10 (estimated) |
| Sponsor | RayzeBio, Inc. Industry-sponsored |
| Locations | 6 sites (Saint Leonards, New South Wales and 5 other locations) |
| Status | Recruiting |
| Started | June 15, 2026 |
| Main results expected | January 2027 |
| Study ends | February 2027 |
| Registry record updated | October 13, 2026 |
| Trial ID | NCT07671417 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults (18+) with biopsy-proven metastatic clear cell RCC.
✕Probably not a fit
Patients who cannot stop certain medications or who are pregnant or breastfeeding may not receive imaging benefits.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This early phase1 imaging study will evaluate the feasibility, biodistribution, and dosimetry of the imaging agent RYZ512 in adults with metastatic clear cell RCC. Participants will receive the imaging agent and undergo imaging procedures to characterize how it distributes in the body and the radiation dose delivered. The study seeks to determine whether the agent can be safely used for imaging in this cancer type and to inform future dosing and timing. No efficacy outcomes are the primary focus; safety, distribution patterns, and dosimetry are the key endpoints.
Why it matters
Potential benefit: If successful, patients could benefit from more precise imaging to guide treatment decisions.
How similar studies have gone: Previous imaging agents in RCC have shown informative biodistribution patterns, but this specific agent’s imaging performance is being evaluated.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * At least 18 years old at the time of signing the informed consent form (ICF). * Biopsy proven metastatic clear cell renal cell carcinoma (RCC) Exclusion Criteria: * Subjects taking below mentioned medications that cannot be stopped 5 half-lives prior to RYZ512 administration and cannot be restarted until all study-related imaging is completed: Anticonvulsants, Antipsychotics, Carbonic Anhydrase inhibitors, COX-2 Inhibitors, Sulfatase Inhibitors, Sulfonamides * Women of Childbearing Potential that are pregnant or breastfeeding. Note: Additional criteria may apply and will be assessed by the study site
Where it's running
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Research Facility
Saint Leonards, New South Wales, Australia Recruiting -
Research Facility
Nedlands, Australia Recruiting -
Research Facility
Perth, Australia Recruiting -
Research Facility
Christchurch, New Zealand Recruiting -
Research Facility
Johannesburg, South Africa Active not recruiting -
Research Facility
Pretoria, South Africa Active not recruiting
Study contacts
- Study coordinator: RayzeBio Clinical Trials
- Email: clinicaltrials@rayzebio.com
- Phone: (619) 657-0057
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.