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Completed

NCT Number: NCT01150097

Extension Study to Evaluate the Long-term Efficacy and Safety of Everolimus in Liver Transplant Recipients

The reason for this extension is to evaluate the long-term safety and efficacy of two concentration-controlled everolimus regimen in de novo liver transplant recipients. The most important long-term safety assessments include evaluation of renal function, progression of HCV related allograft fibrosis, and other treatment related effects at Month 36 post-transplantation compared to extension baseline (Months 24 post-transplantation).

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Key information

Age range

20 year–75 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 3

Primary location

Novartis Investigative Site, CABA, Buenos Aires, Argentina

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Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Written informed consent
  • Ability and willingness to adhere to study regimen
  • Completed core study with assigned regimen;

Exclusion criteria

Patients fulfilling any of the following criteria are not eligible for inclusion in this study:

  • Severe hypercholesterolemia or hypertriglyceridemia.
  • Low platelet count.
  • Low white blood cell count.
  • Positive test for human immunodeficiency virus (HIV).
  • Systemic infection requiring active use of IV antibiotics.
  • Patients in a critical care setting.
  • Use of prohibited medication.
  • Use of immunosuppressive agents not utilized in the protocol.
  • Hypersensitivity to any of the study drugs or similar drugs.
  • Pregnant or nursing (lactating) women
  • Women of child-bearing potential not using a highly effective method of birth control.

Other protocol-defined inclusion/exclusion criteria may apply

Treatment and study plan

Tacrolimus (reduced tacrolimus)

Drug

After everolimus whole blood trough levels were confirmed to be in the target range of 3-8 ng/mL, tacrolimus tapering began, achieving a target tacrolimus whole blood trough level of 3-5 ng/mL by 3 weeks after randomization, a level which was maintained for the duration of the study.

Other names: FK-506,, fujimycin,, Prograf,, Advagraf,, Protopic

Everolimus (reduced tacrolimus)

Drug

Everolimus was started within 24 hours of randomization at a dose of 1.0 mg twice a day (bid, 2 mg daily dose). The dose was adjusted to maintain everolimus trough blood levels between 3-8 ng/mL for the duration of the study.

Other names: RAD001,, Zortress,, Certican,, Afinitor

Tacrolimus (tacrolimus elimination)

Drug

After everolimus whole blood trough levels were confirmed to be in the target range of 3-8 ng/mL, tacrolimus tapering began, achieving a target tacrolimus whole blood trough level of 3-5 ng/mL by 3 weeks after randomization. Tacrolimus elimination was started beginning at Month 4. Tacrolimus was tapered after everolimus whole blood trough levels were within the target range of 6-10 ng/mL. Tacrolimus was completely eliminated by the end of Month 4.

Other names: FK-506,, fujimycin,, Prograf,, Advagraf,, Protopic

Everolimus (tacrolimus elimination)

Drug

Everolimus was started within 24 hours of randomization at a dose of 1.0 mg twice a day (bid, 2 mg daily dose). The dose was adjusted to maintain everolimus trough blood levels between 3-8 ng/mL until Month 4; beginning with Month 4, the dose was adjusted to maintain everolimus trough blood levels between 6-10 ng/mL.

Other names: RAD001,, Zortress,, Certican,, Afinitor

Tacrolimus (tacrolimus control)

Drug

Tacrolimus trough levels were targeted to be maintained at 8-12 ng/mL until Month 4. At Month 4, tacrolimus whole blood trough levels were decreased to a target trough level of 6-10 ng/mL for the remainder of the study.

Other names: FK-506,, fujimycin,, Prograf,, Advagraf,, Protopic

Corticosteroids

Drug

For patients in all groups, corticosteroids were initiated at or prior to the time of transplantation according to local practice. Corticosteroids could be used for the duration of the study but could not be eliminated before Month 6. The corticosteroids were not specified in the protocol because they were adminsitered to the participants according to local practice as part of standard of care.

Primary outcomes

  1. Incidence Rate of Composite Efficacy Failure Defined as Treated Biopsy Proven Acute Rejection (tBPAR ), Graft Loss or Death

    Time frame: from months 24 to 36

    The number of participants who experienced composite efficacy failure was analyzed. Composite efficacy failure was defined as treated biopsy proven acute rejection (tBPAR), graft loss, or death. A BPAR was defined as an acute rejection confirmed by biopsy with a Rejection Activity Index (RAI) score ≥ 3. tBPAR was defined as a BPAR which was treated with anti-rejection therapy. The RAI is used to score liver biopsies with acute rejection and is composed of 3 categories (portal inflammation, bile duct inflammation damage, and venous endothelial inflammation) each scored on a scale of 0 (absent) to 3 (severe) by a trained pathologist. The total RAI score = the sum of the scores of the 3 categories and ranges from 0 to 9, with a higher score indicating greater rejection. The graft was presumed to be lost on the day the patient was newly listed for a liver graft, received a graft re-transplant, or died.

  2. Incidence Rate of Composite Efficacy Failure Defined as Treated Biopsy Proven Acute Rejection (tBPAR ), Graft Loss or Death

    Time frame: from months 36 to 48

    The number of participants who experienced composite efficacy failure was analyzed. Composite efficacy failure was defined as treated biopsy proven acute rejection (tBPAR), graft loss, or death. A BPAR was defined as an acute rejection confirmed by biopsy with a Rejection Activity Index (RAI) score ≥ 3. tBPAR was defined as a BPAR which was treated with anti-rejection therapy. The RAI is used to score liver biopsies with acute rejection and is composed of 3 categories (portal inflammation, bile duct inflammation damage, and venous endothelial inflammation) each scored on a scale of 0 (absent) to 3 (severe) by a trained pathologist. The total RAI score = the sum of the scores of the 3 categories and ranges from 0 to 9, with a higher score indicating greater rejection. The graft was presumed to be lost on the day the patient was newly listed for a liver graft, received a graft re-transplant, or died.

  3. Incidence Rate of Composite Efficacy Failure Defined as Graft Loss or Death

    Time frame: from months 24 to 36

    The number of participants who experienced graft loss or death was analyzed. The graft was presumed to be lost on the day the patient was newly listed for a liver graft, received a graft re-transplant, or died.

  4. Incidence Rate of Composite Efficacy Failure Defined as Graft Loss or Death

    Time frame: from months 36 - 48

    The number of participants who experienced graft loss or death was analyzed. The graft was presumed to be lost on the day the patient was newly listed for a liver graft, received a graft re-transplant, or died.

  5. Change in Renal Function

    Time frame: from months 24 to 36

    Change in renal function was assessed by the estimated Glomerular Filtration Rate (eGFR) using the abbreviated (4 variables) Modification of Diet in Renal Disease (MDRD-4) formula which was developed by the MDRD Study Group and has been validated in patients with chronic kidney disease. The MDRD-4 formula used for the eGFR calculation is: eGFR (mL/min/1.73m^2) = 186.3*(C^-1.154)*(A^-0.203)*G*R, where C is the serum concentration of creatinine (mg/dL), A is age (years), G=0.742 when gender is female, otherwise G=1, R=1.21 when race is black, otherwise R=1.

Secondary outcomes

  1. Incidence Rate of tBPAR

    Time frame: from months 24 - 36

    The number of participants who had a tBPAR was analyzed. tBPAR was defined as a BPAR which was treated with anti-rejection therapy. The RAI is used to score liver biopsies with acute rejection and is composed of 3 categories (portal inflammation, bile duct inflammation damage, and venous endothelial inflammation) each scored on a scale of 0 (absent) to 3 (severe) by a trained pathologist. The total RAI score = the sum of the scores of the 3 categories and ranges from 0 to 9, with a higher score indicating greater rejection.

Sponsors and collaborators

Lead sponsor

Novartis Pharmaceuticals

Industry

Registry information

Official study title

Extension Study to the Multicenter, Open-label, Randomized, Controlled Study CRAD001H2304 to Evaluate the Long-term Efficacy and Safety of Concentration-controlled Everolimus in Liver Transplant Recipient

Important dates

Study start
2010
Primary completion
2013
Study completion
2013
First posted
Jun 24, 2010
Registry last updated
Nov 7, 2018

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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