No new drug, just watching: kidney transplant patients monitored after experimental therapy
NCT ID NCT05106387
First seen Jun 25, 2026 · Last updated Jul 21, 2026 · Updated 3 times
Summary
This study is a long-term follow-up for 20 people with chronic kidney disease who received an experimental drug called vonsetamig and then had a kidney transplant in an earlier study. No new treatment is given here. Researchers will track how the drug affects the body and monitor transplant outcomes, such as organ rejection and side effects, for up to 12 months.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 20 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Oct 2023
- Expected to finish
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Feb 2028
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
This study is designed to collect safety and outcomes data in patients aged 18 through 70 years who receive a kidney transplant and were administered vosentamig in study R5459-RT-1944 \[NCT05092347\].
- Ages
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18 to 70 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Received at least 1 dose of treatment with vonsetamig in study R5459-RT-1944 \[NCT05092347\]. 2. Received after acceptable crossmatching, a kidney transplant while enrolled in study R5459-RT-1944 3. Willing and able to comply with clinic visits and study-related procedures 4. Provide informed consent signed by study patient or legally acceptable representative Exclusion Criteria: 1.There are no exclusion criteria for this study. Note: Other protocol defined Inclusion/Exclusion criteria may apply
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
7 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Cedars-Sinai Medical Center
RECRUITINGLos Angeles, California, 90048, United States
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Comprehensive Transplant Center
RECRUITINGChicago, Illinois, 60611, United States
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Connie Frank Transplant Center at UCSF
RECRUITINGSan Francisco, California, 94143, United States
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John Hopkins Hospital
RECRUITINGBaltimore, Maryland, 21224, United States
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New York University Langone Health
COMPLETEDNew York, New York, 10016, United States
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Penn Transplant Institute
RECRUITINGPhiladelphia, Pennsylvania, 19104, United States
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University of California Irvine
RECRUITINGOrange, California, 92868, United States
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University of Minnesota
RECRUITINGMinneapolis, Minnesota, 55455, United States
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Yale University of Medicine
COMPLETEDNew Haven, Connecticut, 06520, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Does dialysis strip the body of essential metals?
- Which dialysis method offers the best life and survival?
- Can big data unmask hidden clusters of cardiometabolic disease?
- Plastics in dialysis: could they add toxins to Children's blood?
- Can a newer heart failure drug protect kidneys better than an older one?