Clinical trial • Phase III • Nephrology

budesonide for Primary IgA nephropathy

Phase III trial of budesonide for Primary IgA nephropathy.

Overview

Trial Therapeutic Area
Nephrology
Trial Disease
Primary IgA nephropathy
Trial Stage
Phase III
Drug Modality
Small molecule
Paediatric Trial
Yes

Key dates

Initial CTIS Submission Date
30-10-2024
First CTIS Authorization Date
27-06-2025

Trial design

Randomised, prednisone (encorton, 1 mg and 5 mg tablets; comparator arm includes prednisone with dosing described as up to 1 mg/kg/day in product data) and placebo (placebo prednisone/budesonide).-controlled Phase III trial in Poland.

Randomised
Yes
Comparator
Prednisone (Encorton, 1 mg and 5 mg tablets; comparator arm includes prednisone with dosing described as up to 1 mg/kg/day in product data) and placebo (Placebo Prednisone/Budesonide).
Target Sample Size
120
Trial Duration For Participant
168

Eligibility

Recruits 120 paediatric patients.

Pregnancy Exclusion
pregnancy or breastfeeding
Vulnerable Population
Study population includes children aged 8–17 years. Consent must be obtained from the parent/legal guardian and from the patient; age-specific information and consent/assent forms are provided (documents for 8–12 years and 13–17 years and parent consent forms are included in the application).

Inclusion criteria

  • {"criterion_text":"- obtaining consent from the parent/legal guardian and the patient to participate in the study\n- age 8-17 years\n- primary IgA nephropathy diagnosed on kidney biopsy\n- no treatment or treatment with ACEI/ARB\n- steroid treatment or immunosuppressive treatment completed at least 2 months previously\n- proteinuria >200 mg/day or protein-creatinine ratio (UPR) >0.2 g/g in three tests\n- negative pregnancy test result (urine platelet) at the time of qualification to start treatment"}

Exclusion criteria

  • {"criterion_text":"- secondary forms of IgA nephropathy, e.g. nephropathy associated with IgA vasculitis (IgAVN), IgA nephropathy in the course of Crohn's disease\n- pregnancy or breastfeeding\n- rapidly progressive glomerulonephritis in the course of IgAN\n- GFR < 60 ml/min according to Schwartz at the time of randomization\n- currently or less than 2 months before the screenig used systemic steroid therapy or immunosuppressive treatment such as: azathioprine, mycophenolate mofetil, cyclophosphamide, tacrolimus, cyclosporine A\n- chronic diseases that, in the opinion of the researcher, may affect the course of treatment, e.g. tuberculosis\n- severe heart disease\n- active peptic ulcer disease of the stomach and/or duodenum\n- history of prednisone intolerance\n- cataract, glaucoma"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Reduction of UPCR after 24 weeks of treatment","definition_or_measurement_approach":"Change in urine protein-creatinine ratio (UPCR) measured at baseline and after 24 weeks of treatment."}
  • {"endpoint_text":"- Assessment of the percentage change in proteinuria at the end of treatment compared to the beginning of treatment","definition_or_measurement_approach":"Percentage change in proteinuria from baseline to end of treatment (measured by UPCR/proteinuria tests)."}

Secondary endpoints

  • {"endpoint_text":"- Number of side effects.","definition_or_measurement_approach":"Count and classification of adverse events reported during the study period."}
  • {"endpoint_text":"- Reduction in GFR during treatment","definition_or_measurement_approach":"Change in estimated glomerular filtration rate (eGFR) during treatment (Schwartz formula referenced in eligibility)."}
  • {"endpoint_text":"- Reduction of UPCR after 24 weeks of treatment in relation to the beginning of treatment (deltaUPCR)","definition_or_measurement_approach":"Delta UPCR: difference in UPCR between baseline and week 24."}

Recruitment

Planned Sample Size
120
Recruitment Window Months
38
Consent Approach
Informed consent must be obtained from the parent/legal guardian and the patient; age-specific information and consent/assent forms are provided for 8–12 years and 13–17 years and parent consent forms are included in the application documents.

Geography

Total Number Of Sites
8
Total Number Of Participants
120

Poland

Earliest CTIS Part Ii Submission Date
19-02-2025
Latest Decision Or Authorization Date
13-03-2026
Processing Time Days
387
Number Of Sites
8
Number Of Participants
120

Sites

Site Name
Uniwersytecki Szpital Dzieciecy W Krakowie
Department Name
Klinika Nefrologii Dziecięcej
Principal Investigator Name
Dorota Drożdż
Principal Investigator Email
ddrozdz@usdk.pl
Contact Person Name
Dorota Drożdż
Contact Person Email
ddrozdz@usdk.pl
Site Name
Szpital Kliniczny Im. Karola Jonschera Uniwersytetu Medycznego Im. Karola Marcinkowskiego W Poznaniu
Department Name
Klinika Nefrologii Dziecięcej i Nadciśnienia Tętniczego
Principal Investigator Name
Jacek Zachwieja
Principal Investigator Email
j.zachwieja@mp.pl
Contact Person Name
Jacek Zachwieja
Contact Person Email
j.zachwieja@mp.pl
Site Name
Uniwersytecki Szpital Dzieciecy W Lublinie
Department Name
Klinika nefrologii Dziecięcej
Principal Investigator Name
Przemysław Sikora
Principal Investigator Email
przemyslaw.sikora@umlub.pl
Contact Person Name
Przemysław Sikora
Contact Person Email
przemyslaw.sikora@umlub.pl
Site Name
Wojewodzki Szpital Zespolony Im.L.Rydygiera W Toruniu
Department Name
Oddział Kliniczny Pediatrii i Nefrologii
Principal Investigator Name
Roman Stankiewicz
Principal Investigator Email
rstan2@wp.pl
Contact Person Name
Roman Stankiewicz
Contact Person Email
rstan2@wp.pl
Site Name
Uniwersytecki Dzieciecy Szpital Kliniczny Im. L. Zamenhofa W Bialymstoku
Department Name
Klinika Pediatrii i Nefrologii
Principal Investigator Name
Anna Maria Wasilewska
Principal Investigator Email
anna.wasilewska@udsk.pl
Contact Person Name
Anna Maria Wasilewska
Contact Person Email
anna.wasilewska@udsk.pl
Site Name
Medical University Of Warsaw
Department Name
Katedra i Klinika Pediatrii i Nefrologii
Principal Investigator Name
Małgorzata Mizerska-Wasiak
Principal Investigator Email
malgorzata.mizerska-wasizak@wum.edu.pl
Contact Person Name
Małgorzata Mizerska-Wasiak
Site Name
Uniwersyteckie Centrum Kliniczne
Department Name
Klinika Chorób Nerek i Nadciśnienia Dzieci i Młodzieży
Principal Investigator Name
Ilona Zagożdżon
Principal Investigator Email
ilonazag@gumed.edu.pl
Contact Person Name
Ilona Zagożdżon
Contact Person Email
ilonazag@gumed.edu.pl
Site Name
Uniwersytecki Szpital Kliniczny Im. Jana Mikulicza-Radeckiego We Wroclawiu
Department Name
Klinika Nefrologii Pediatrycznej
Principal Investigator Name
Katarzyna Kiliś-Pstrusińska
Principal Investigator Email
katarzyna.kilis-pstrusinska@umw.edu.pl
Contact Person Name
Katarzyna Kiliś-Pstrusińska

Sponsor

Primary sponsor

Full Name
Medical University Of Warsaw
Organisation Type
Educational Institution
Country Of Registered Address
Poland

Third parties

  • {"country":"","full_name":"Medical Research Agency","duties_or_roles":"Source of monetary support","organisation_type":""}

Investigational products

Investigational Product Name
Entocort, 3 mg, prolonged-release capsule
Active Substance
budesonide
Modality
Small molecule
Routes Of Administration
oral
Route
oral
Authorisation Status
Authorised (marketing authorisation number 4303, Poland)
Maximum Dose
9 mg per day
Investigational Product Name
Encorton (Prednisone) 1 mg and 5 mg tablets
Active Substance
prednisone
Modality
Small molecule
Routes Of Administration
oral
Route
oral
Authorisation Status
Authorised (marketing authorisation numbers R/1706 and R/2970, Poland)
Maximum Dose
1 mg/kg per day
Investigational Product Name
Placebo Prednisone/Budesonide
Modality
Other
Combination Treatment
Yes

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