An Observational Extension Study for Adult Patients Treated in Study R5459-RT-1944 Who Receive a Kidney Transplant
A Noninterventional Extension Study for Patients Treated in Study R5459-RT-1944 With Vonsetamig (BCMA x CD3 Bispecific Antibody) Who Receive a Kidney Transplant
- Chronic Kidney Disease (CKD)
At a glance
- Phase
- Phase not stated
- Study type
- Observational
- Sponsor
- Regeneron Pharmaceuticals
- Enrolment target
- 20
- Started
- 19 October 2023
- Main results due
- 14 June 2027
- Study sites
- 9
- Registry updated
- 25 September 2026
Can you take part?
- Ages 18 years to 70 years.
- Open to any sex.
- You need the condition being studied — healthy volunteers are not accepted.
These are the headline rules only. Every study has a longer list, and whether you are eligible is decided by the research team at the site — never by this page.
Read the full eligibility criteria
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
What this study is about
In the sponsor’s own words, from the registry.
The main purpose of this study is to continue to see how vonsetamig works in the body and to monitor the outcomes after kidney transplant for participants previously treated in the R5459-RT-1944 study (NCT05092347).
No study drug will be given during this study.
Study sites(9)
Cedars-Sinai Medical Center
Los Angeles, California, United States
Recruiting
University of California Irvine
Orange, California, United States
Recruiting
Connie Frank Transplant Center at UCSF
San Francisco, California, United States
Recruiting
Yale University of Medicine
New Haven, Connecticut, United States
Completed
Comprehensive Transplant Center
Chicago, Illinois, United States
Recruiting
John Hopkins Hospital
Baltimore, Maryland, United States
Recruiting
University of Minnesota
Minneapolis, Minnesota, United States
Recruiting
New York University Langone Health
New York, New York, United States
Recruiting
Penn Transplant Institute
Philadelphia, Pennsylvania, United States
Recruiting
Showing 9 of 9 sites. 8 of the 9 sites on this study are recruiting right now — a site can stop enrolling while the study as a whole is still open.
Source: ClinicalTrials.gov record NCT05106387. Trialion does not run this study, is not paid to refer anyone to it, and cannot enrol you. Eligibility is always decided by the research team at the site.
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