Clinical trial • Phase IV • Immunology|Nephrology

Mycophenolate sodium (mycophenolic acid) for End-stage renal disease

Phase IV trial of Mycophenolate sodium (mycophenolic acid) for End-stage renal disease.

Overview

Trial Therapeutic Area
Immunology|Nephrology
Trial Disease
End-stage renal disease
Trial Stage
Phase IV
Drug Modality
Small molecule|Monoclonal antibody

Key dates

Initial CTIS Submission Date
28-03-2025
First CTIS Authorization Date
16-07-2025

Trial design

Randomised, open-label, control arm: mycophenolate sodium: 2 tablets of 360 mg b.i.d. (1.44 g/day) during the first 14 days, then 1 tablet of 360 mg b.i.d. from day 15 until day 365. tacrolimus: advagraf® starting 0.1 mg/kg once daily with target trough levels 8-12 ng/ml (first 2 months), 6-10 ng/ml (months 3-6), and 5-8 ng/ml (months 7-12); envarsus® starting 0.07 mg/kg once daily with the same target ranges. investigational arm (reduced immunosuppression): mycophenolate sodium: 2 tablets of 360 mg b.i.d. (1.44 g/day) for first 7 days, then 1 tablet 360 mg b.i.d. (720 mg/day) day 8-28, 180 mg b.i.d. (360 mg/day) day 29-42, complete withdrawal on day 43. tacrolimus: advagraf® starting 0.1 mg/kg o.d. (target trough 6-8 ng/ml first 2 months, 5-7 ng/ml month 3-12) or envarsus® starting 0.07 mg/kg o.d. with same targets. Phase IV trial across 13 sites in Spain.

Randomised
Yes
Open Label
Yes
Comparator
Control Arm: MYCOPHENOLATE SODIUM: 2 tablets of 360 mg b.i.d. (1.44 g/day) during the first 14 days, then 1 tablet of 360 mg b.i.d. from day 15 until day 365. TACROLIMUS: Advagraf® starting 0.1 mg/kg once daily with target trough levels 8-12 ng/ml (first 2 months), 6-10 ng/ml (months 3-6), and 5-8 ng/ml (months 7-12); Envarsus® starting 0.07 mg/kg once daily with the same target ranges. Investigational Arm (reduced immunosuppression): MYCOPHENOLATE SODIUM: 2 tablets of 360 mg b.i.d. (1.44 g/day) for first 7 days, then 1 tablet 360 mg b.i.d. (720 mg/day) day 8-28, 180 mg b.i.d. (360 mg/day) day 29-42, complete withdrawal on day 43. TACROLIMUS: Advagraf® starting 0.1 mg/kg o.d. (target trough 6-8 ng/ml first 2 months, 5-7 ng/ml month 3-12) or Envarsus® starting 0.07 mg/kg o.d. with same targets.
Target Sample Size
270
Trial Duration For Participant
365

Eligibility

Recruits 270 Participants are older adults (≥70 years). Subjects must be able to understand and provide written informed consent. Vulnerable population not selected; no assent procedures for minors are described..

Vulnerable Population
Participants are older adults (≥70 years). Subjects must be able to understand and provide written informed consent. Vulnerable population not selected; no assent procedures for minors are described.

Inclusion criteria

  • {"criterion_text":"- Subjects must be able to understand and provide written informed consent.\n- Patients ≥ 70 years who receive their first (live or deceased donor) ABO-compatible renal transplant.\n- Patients with a pre-transplant cPRA ≤ 50%.\n- Recipient of a kidney with a cold ischemia time < 30 hours.\n- Male participants will be required to use a dual barrier method (e.g., condom plus spermicide)."}

Exclusion criteria

  • {"criterion_text":"- Patients who received another simultaneous solid organ transplant (liver, lung, heart, or pancreas).\n- Patients with pre-existing (historical or at the time of transplantation DSA - MFI>1000).\n- Recipient of a kidney from a donor who tests positive for human immunodeficiency virus (HIV), hepatitis B surface antigen (HBsAg) or anti-hepatitis C virus (HCV).\n- Subject who is anti-HIV-positive, HBsAg-positive, or anti-HCV positive.\n- Subject requiring systemic anticoagulation that cannot be temporarily interrupted and which would preclude renal biopsy.\n- Subjects unable to take oral medication at the time of randomization.\n- Subjects with any medical condition at the time of randomization that, according to the investigator criteria, contraindicates the administration of the trial immunosuppression scheme.\n- Any known hypersensitivity or intolerance to study drugs or their active ingredients."}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Composite outcome of patient survival with functioning graft at 12 months in both treatment arms.","definition_or_measurement_approach":"Composite outcome measured at 12 months assessing patient survival with functioning graft (patient and graft survival during the 1st year after transplantation)."}

Secondary endpoints

  • {"endpoint_text":"- Mortality for any reason in both treatment arms.","definition_or_measurement_approach":"All-cause mortality recorded in both arms during follow-up (1st year)."}
  • {"endpoint_text":"- Rate of primary non-function graft in both treatment arms.","definition_or_measurement_approach":"Incidence of primary non-function graft assessed in both arms."}
  • {"endpoint_text":"- Incidence of surgical complications in both treatment arms.","definition_or_measurement_approach":"Recording of surgical complications occurring within the 1st year post-transplant in both arms."}
  • {"endpoint_text":"- Days of hospitalization for any reason in both treatment arms.","definition_or_measurement_approach":"Total days of hospitalization for any cause during follow-up in both arms."}
  • {"endpoint_text":"- Number of readmissions and cause in both treatment arms.","definition_or_measurement_approach":"Count of hospital readmissions and their causes within the follow-up period in both arms."}
  • {"endpoint_text":"- Incidence of CMV and BK viremia in both treatment arms.","definition_or_measurement_approach":"Incidence of CMV and BK viremia measured by appropriate virological testing during the 1st year."}
  • {"endpoint_text":"- Incidence of CMV invasive disease and BK nephropathy in both treatment arms.","definition_or_measurement_approach":"Clinically defined CMV invasive disease and biopsy-proven BK nephropathy incidence in both arms."}
  • {"endpoint_text":"- Incidence of clinical graft acute rejection through indication biopsy at any time in both treatment arms.","definition_or_measurement_approach":"Incidence of clinical acute rejection confirmed by indication biopsy at any time during follow-up."}
  • {"endpoint_text":"- Incidence of subclinical graft rejection at 12 months through protocol biopsy in both treatment arms.","definition_or_measurement_approach":"Incidence of subclinical rejection assessed by protocol biopsy at 12 months."}
  • {"endpoint_text":"- PREM and PROMS at randomization and at 12 months in both treatment arms.","definition_or_measurement_approach":"Patient-reported experience measures (PREM) and patient-reported outcome measures (PROMs) collected at baseline and 12 months."}
  • {"endpoint_text":"- Frailty (Fried and FRAIL scale) before transplant and at 12 months in both treatment arms.","definition_or_measurement_approach":"Frailty assessed using Fried and FRAIL scales at baseline and 12 months."}
  • {"endpoint_text":"- Death-censored graft survival in both treatment arms.","definition_or_measurement_approach":"Graft survival censored for patient death, evaluated in both arms."}
  • {"endpoint_text":"- Graft function (eGFR and proteinuria) at 12 months in both treatment arms.","definition_or_measurement_approach":"Estimated glomerular filtration rate (eGFR) and proteinuria measured at 12 months."}
  • {"endpoint_text":"- Donor-specific antibodies (DSA) at 12 months in both treatment arms.","definition_or_measurement_approach":"DSA presence/levels measured at 12 months."}
  • {"endpoint_text":"- Estimated 5-y death-censored graft survival through the iBox prognostication system at 12 months in both treatment arms.","definition_or_measurement_approach":"iBox prognostication system used at 12 months to estimate 5-year death-censored graft survival."}
  • {"endpoint_text":"- Rate of dropout from the initial immunosuppression scheme assigned in both treatment arms.","definition_or_measurement_approach":"Proportion of patients discontinuing the initially assigned immunosuppression regimen during follow-up."}
  • {"endpoint_text":"- Exploratory: Torquetenovirus RT-PCR at 1, 3, 6 and 12 months in both treatment arms.","definition_or_measurement_approach":"TTV RT-PCR viral load measured at months 1, 3, 6 and 12."}
  • {"endpoint_text":"- Exploratory: Count of CD4/CD8 lymphocyte subpopulations, C3 levels, and IgG levels at 1, 3, and 12 months in both treatment arms.","definition_or_measurement_approach":"Immunological markers (CD4/CD8 counts, C3, IgG) measured at months 1, 3 and 12."}

Recruitment

Planned Sample Size
270
Recruitment Window Months
47
Consent Approach
Written informed consent required from participants: 'Subjects must be able to understand and provide written informed consent.' Subject information sheets and informed consent forms are provided for elderly participants in multiple languages (documents labelled L1_SIS and ICF elderly in ES, CA, EN, GL, EU). No assent procedures for minors described.

Geography

Total Number Of Sites
13
Total Number Of Participants
270

Spain

Earliest CTIS Part Ii Submission Date
17-06-2025
Latest Decision Or Authorization Date
19-08-2025
Processing Time Days
63
Number Of Sites
13
Number Of Participants
270

Sites

Site Name
Hospital Universitario 12 De Octubre
Department Name
Nefrología
Contact Person Name
Esther González
Contact Person Email
montego_12@yahoo.es
Site Name
Fundacio Puigvert
Department Name
Nefrología y Trasplante Renal
Contact Person Name
Christian Cordoba
Contact Person Email
ccordoba@fundacio-puigvert.es
Site Name
Hospital Clinic De Barcelona
Department Name
Nefrología y Trasplante Renal
Contact Person Name
Fritz Diekmann
Contact Person Email
fdiekman@clinic.cat
Site Name
Hospital Del Mar
Department Name
Nefrología y Trasplante Renal
Contact Person Name
María José Pérez
Contact Person Email
mperezsaez@hmar.cat
Site Name
Hospital Universitari Vall D Hebron
Department Name
Nefrología
Contact Person Name
Irina Betsabé Torres
Site Name
Hospital Germans Trias I Pujol
Department Name
Nefrología
Contact Person Name
Omar Enrique Taco
Contact Person Email
oetaco.germanstrias@gencat.cat
Site Name
Bellvitge University Hospital
Department Name
Nefrología
Contact Person Name
Edoardo Melilli
Contact Person Email
emelilli@bellvitgehospital.cat
Site Name
Hospital Universitario Regional De Malaga
Department Name
Nefrología
Contact Person Name
Veronica Lopez
Site Name
Hospital Universitario Miguel Servet
Department Name
Nefrología
Contact Person Name
Alex Gutiérrez
Contact Person Email
agutierrezd@salud.aragon.es
Site Name
Hospital Universitario Dr Peset Aleixandre
Department Name
Nefrología
Contact Person Name
Asunción Sancho
Contact Person Email
asanchoc2@gmail.com
Site Name
Hospital Universitario De Cruces
Department Name
Nefrología
Contact Person Name
Naroa Maruri
Site Name
Hospital Universitario Puerta Del Mar
Department Name
Nefrología
Contact Person Name
Florentino Villanego
Site Name
Complexo Hospitalario Universitario A Coruña (CHUAC), A Coruña
Department Name
Nefrología
Contact Person Name
Constantino Fernández

Sponsor

Primary sponsor

Full Name
Consorci Mar Parc De Salut De Barcelona
Organisation Type
Hospital/Clinic/Other health care facility
Country Of Registered Address
Spain

Investigational products

Investigational Product Name
MYCOPHENOLATE SODIUM
Active Substance
Mycophenolate sodium (mycophenolic acid)
Modality
Small molecule
Routes Of Administration
ORAL
Route
Oral
Starting Dose
2 tablets of 360 mg b.i.d. (1.44 g/day) for initial period (investigational arm: initial 7 days; control arm: initial 14 days)
Dose Levels
Investigational arm: 2x360 mg b.i.d. (1.44 g/day) first 7 days, 1x360 mg b.i.d. (720 mg/day) day 8-28, 180 mg b.i.d. (360 mg/day) day 29-42, complete withdrawal on day 43. Control arm: 2x360 mg b.i.d. first 14 days, 1x360 mg b.i.d. from day 15 to day 365.
Frequency
b.i.d.
Maximum Dose
1.44 g/day
Investigational Product Name
TACROLIMUS
Active Substance
Tacrolimus
Modality
Small molecule
Routes Of Administration
ORAL
Route
Oral
Starting Dose
Advagraf® starting 0.1 mg/kg once daily; Envarsus® starting 0.07 mg/kg once daily
Dose Levels
Investigational arm targets: trough levels 6-8 ng/ml during first 2 months, 5-7 ng/ml month 3-12. Control arm targets (Advagraf/Envarsus): 8-12 ng/ml first 2 months; 6-10 ng/ml months 3-6; 5-8 ng/ml months 7-12.
Frequency
once daily
Maximum Dose
0.1 mg/kg (maximum daily dose amount listed as 0.1 mg/kg)
Investigational Product Name
PREDNISONE
Active Substance
Prednisolone
Modality
Small molecule
Routes Of Administration
ORAL
Route
Oral
Maximum Dose
20 mg/day
Investigational Product Name
BASILIXIMAB
Active Substance
Basiliximab
Modality
Monoclonal antibody
Routes Of Administration
INTRAVENOUS
Route
Intravenous
Maximum Dose
20 mg (max daily dose amount listed as 20 mg)
Investigational Product Name
METHYLPREDNISOLONE (with LIDOCAINE HYDROCHLORIDE MONOHYDRATE)
Active Substance
Methylprednisolone acetate (and lidocaine HCl monohydrate in formulation)
Modality
Small molecule
Routes Of Administration
INTRAVENOUS
Route
Intravenous
Maximum Dose
250 mg/day
Combination Treatment
Yes

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