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Phase 4 Completed N=316 Randomized Treatment

Belatacept Early Steroid Withdrawal Trial

Renal Transplantation
Source: ClinicalTrials.gov NCT01729494 ↗
Enrolled (actual)
316
Serious AEs
58.9%
Results posted
Jul 2021
Primary outcomePrimary: # Patients With Composite Endpoint of Experiencing Either Death, Graft Loss, or eGFR < 45ml/Min — 9; 15; 14 Participants
◆ Published Evidence
Established
33citations · ~7 / year
Belatacept for Simultaneous Calcineurin Inhibitor and Chronic Corticosteroid Immunosuppression Avoidance: Two-Year Results of a Prospective, Randomized Multicenter Trial.
Clinical journal of the American Society of Nephrology : CJASN · 2021 · Open access · Likely link

Summary

The study purpose is to determine the safety and efficacy of a belatacept-based immunosuppressive regimen (calcineurin inhibitor free) with alemtuzumab or rabbit antithymocyte globulin (rATG) induction and early glucocorticoid withdrawal (CSWD) and a belatacept-based immunosuppressive regimen with tacrolimus-based regimen with rabbit antithymocyte globulin induction and early glucocorticoid withdrawal in renal transplant recipients. The hypothesis is that a belatacept-based immunosuppressive regimen with alemtuzumab induction, mycophenolate mofetil (MMF)/mycophenolic acid (MPA), and early glucocorticoid withdrawal (Group A) in renal transplant recipients or Belatacept-based immunosuppressive regimen with rabbit antithymocyte globulin induction, MMF/MPA and early glucocorticoid withdrawal (Group B) will lead to less risk of graft loss, patient death, or reduced renal function at 12 months as compared to a tacrolimus-based immunosuppressive regimen with rabbit antithymocyte globulin, MMF/MPA, and early glucocorticoid withdrawal in renal transplant recipients (Group C).

Linked Publications (3)

  • Belatacept for Simultaneous Calcineurin Inhibitor and Chronic Corticosteroid Immunosuppression Avoidance: Two-Year Results of a Prospective, Randomized Multicenter Trial.
    Clinical journal of the American Society of Nephrology : CJASN · 2021 · 33 citations · Open access · Likely link
  • mTOR Inhibitor Therapy Diminishes Circulating CD8+ CD28- Effector Memory T Cells and Improves Allograft Inflammation in Belatacept-refractory Renal Allograft Rejection.
    Transplantation · 2020 · 22 citations · Open access · Likely link
  • Belatacept Pharmacokinetic Analysis of Belatacept Early Steroid Withdrawal Trial (BEST) to Clinical Outcomes and Compared With Reported BENEFIT and BENEFIT-EXT Pharmacokinetic Analysis.
    Clinical transplantation · 2025 · 0 citations · Open access · Likely link

Outcome Measures

OutcomeResultp-value
PRIMARY
# Patients With Composite Endpoint of Experiencing Either Death, Graft Loss, or eGFR < 45ml/Min
9; 15; 14
SECONDARY
# Patients Experiencing a Graft Loss But Not Including Patients Who Died With Functioning Graft (Death-censored Graft Loss)
0; 1; 1
SECONDARY
# Patients With Composite Endpoint of Either Experiencing Death, Graft Loss, or eGFR < 45ml/Min at 24 Months
11; 13; 21
SECONDARY
eGFR (MRDRD) < 45 ml/Min/1.73m2
9; 8; 20
SECONDARY
Biopsy Proven Acute Rejection
20; 26; 7
SECONDARY
Biopsy Proven Acute Cellular Rejection
14; 22; 2
SECONDARY
Biopsy Proven Acute Antibody Mediated Rejection
2; 2; 3
SECONDARY
Biopsy Proven Mixed Acute Rejection
4; 2; 2
SECONDARY
# of Patients Developing Denovo Donor Specific Antibody (DSA) Post-transplant
5; 1; 5
SECONDARY
Mean eGFR (MDRD) (ml/Min/1.73m2)
65.5; 65.3; 63.4
SECONDARY
Proteinuria UPC Ratio > 0.8
11; 5; 21
SECONDARY
Patient Death
2; 4; 1

Eligibility Criteria

Inclusion Criteria

  • Male and female patients > 18 years of age.
  • Patient who is receiving a renal transplant from a living or deceased donor.
  • Female patients of child bearing potential must have a negative urine or serum pregnancy test within the past 48 hours prior to study inclusion.
  • The patient has given written informed consent to participate in the study.

Exclusion Criteria

  • Patient has previously received an organ transplant other than a kidney.
  • Patient is receiving an human leucocyte antigen (HLA) identical living donor transplant.
  • Patient who is a recipient of a multiple organ transplant.
  • Patient has a most recent cytotoxic panel reactive antibody (PRA) of >25% or calculated PRA of > 50% where multiple moderate level HLA antibodies exist and in the opinion of the PI represents substantial HLA sensitization.
  • Patient with a positive T or B cell crossmatch that is primarily due to HLA antibodies.
  • Patient with a donor specific antibody (DSA) as deemed by the local PI to be associated with significant risk of rejection.
  • Patient has received a blood group (ABO) incompatible donor kidney.
  • The donor and/or donor kidney meet any of the following extended criteria for organ donation (ECD):
  • Donor age >/= 60 years OR
  • Donor age 50-59 years and 1 of the following:
  • Cerebrovascular accident (CVA) + hypertension + serum creatinine (SCr) > 1.5 mg/dL OR
  • CVA + hypertension OR
  • CVA + SCr > 1.5 mg/dL OR
  • Hypertension + SCr > 1.5 mg/dL OR
  • Cold ischemia time (CIT) > 24 hours, donor age > 10 years OR
  • Donation after cardiac death (DCD)
  • Recipients will be receiving a dual or en bloc kidney transplant.
  • Donor anticipated cold ischemia is > 30 hours.
  • Recipient that is seropositive for hepatitis C virus (HCV) with detectable Hepatitis C viral load are excluded. HCV seropositive patients with a negative HCV viral load testing may be included.
  • Recipients who are Hepatitis B core antibody seropositive are eligible if their hepatitis B viral loads are negative. After transplant, their hepatitis B viral loads will be monitored every three months for the first year after transplant. If hepatitis B viral loads become positive, patients will be treated per institutional standard of care.
  • Patients who are Hepatitis B surface antibody seropositive and who receive a kidney from a Hepatitis B core surface antibody positive donor may be included.
  • Recipient or donor is known to be seropositive for human immunodeficiency virus (HIV).
  • Recipient who is seronegative for Epstein Barr virus (EBV).
  • Patient has uncontrolled concomitant infection or any other unstable medical condition that could interfere with the study objectives.
  • Patients with thrombocytopenia (PLT 95%.
  • Patient is pregnant, where pregnancy is defined as the state of a female after conception and until the termination of gestation, confirmed by positive human Chorionic Gonadotropin (hCG) laboratory test.
  • Women of childbearing potential must use reliable contraception simultaneously, unless they are status post bilateral tubal ligation, bilateral oophorectomy, or hysterectomy.
  • Patient has any form of substance abuse, psychiatric disorder or a condition that, in the opinion of the investigator, may invalidate communication with the investigator.
  • Inability to cooperate or communicate with the investigator.
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT01729494) and the linked publication. Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication. Informational only — not medical advice.

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