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A multicenter, open, prospective, randomized, parallel-group, 12-month trial of REduced immunosuppression for oLdEr AdultS kidnEy transplant recipients: the RELEASE study.

Status
Recruiting
Phases
Phase 4
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2025-520535-16-00
Acronym
RELEASE
Enrollment
270
Registered
2025-07-16
Start date
2025-10-10
Completion date
Unknown
Last updated
2025-08-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

End-stage renal disease

Brief summary

Composite outcome of patient survival with functioning graft at 12 months in both treatment arms.

Detailed description

Mortality for any reason in both treatment arms., Rate of primary non-function graft in both treatment arms., Incidence of surgical complications in both treatment arms., Days of hospitalization for any reason in both treatment arms., Number of readmissions and cause in both treatment arms., Incidence of CMV and BK viremia in both treatment arms., Incidence of CMV invasive disease and BK nephropathy in both treatment arms., Incidence of clinical graft acute rejection through indication biopsy at any time in both treatment arms., Incidence of subclinical graft rejection at 12 months through protocol biopsy in both treatment arms., PREM and PROMS at randomization and at 12 months in both treatment arms., Frailty (Fried and FRAIL scale) before transplant and at 12 months in both treatment arms., Death-censored graft survival in both treatment arms., Graft function (eGFR and proteinuria) at 12 months in both treatment arms., Donor-specific antibodies (DSA) at 12 months in both treatment arms., Estimated 5-y death-censored graft survival through the iBox prognostication system at 12 months in both treatment arms., Rate of dropout from the initial immunosuppression scheme assigned in both treatment arms., Exploratory: Torquetenovirus RT-PCR at 1, 3, 6 and 12 months in both treatment arms., Exploratory: Count of CD4/CD8 lymphocyte subpopulations, C3 levels, and IgG levels at 1, 3, and 12 months in both treatment arms.

Interventions

DRUGTACROLIMUS
DRUGPREDNISONE
DRUGBASILIXIMAB
DRUGMETHYLPREDNISOLONE

Sponsors

Consorci Mar Parc De Salut De Barcelona
Lead SponsorOTHER

Eligibility

Sex/Gender
All
Age
65 Years to No maximum

Design outcomes

Primary

MeasureTime frame
Composite outcome of patient survival with functioning graft at 12 months in both treatment arms.

Secondary

MeasureTime frame
Mortality for any reason in both treatment arms., Rate of primary non-function graft in both treatment arms., Incidence of surgical complications in both treatment arms., Days of hospitalization for any reason in both treatment arms., Number of readmissions and cause in both treatment arms., Incidence of CMV and BK viremia in both treatment arms., Incidence of CMV invasive disease and BK nephropathy in both treatment arms., Incidence of clinical graft acute rejection through indication biopsy at any time in both treatment arms., Incidence of subclinical graft rejection at 12 months through protocol biopsy in both treatment arms., PREM and PROMS at randomization and at 12 months in both treatment arms., Frailty (Fried and FRAIL scale) before transplant and at 12 months in both treatment arms., Death-censored graft survival in both treatment arms., Graft function (eGFR and proteinuria) at 12 months in both treatment arms., Donor-specific antibodies (DSA) at 12 months in both treatment ar

Countries

Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026