Rituximab Combined With Cyclosporine Versus Rituximab Alone in the Treatment of iMN

NCT ID: NCT04743739

Last Updated: 2025-12-09

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

TERMINATED

Clinical Phase

PHASE3

Total Enrollment

12 participants

Study Classification

INTERVENTIONAL

Study Start Date

2021-04-14

Study Completion Date

2024-12-20

Brief Summary

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The primary objective of this study is to determine whether or not cyclosporine (CsA) combined with RTX is more effective than RTX alone in the treatment of idiopathic membranous nephropathy (iMN).

Detailed Description

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To date, the first-line immunosuppressive therapy of iMN includes corticosteroids combined with cyclophosphamide or Rituximab (RTX) which has been used more and more widely due to superior safety profiles. But the long term remission rate of RTX monotherapy is only 60% and it takes effect relatively slowly.

2 pilot studies reported that the combination therapy of cyclosporine (CsA) and RTX had better efficacy for inducing remission for iMN, with the long term remission rate up to 85%. CsA and RTX may have synergistic effect in the treatment of iMN because they have different time of action and different effects on the immune system and podocytes.

Based on the previous rationale, the investigators designed this trial to determine whether combination of CsA and RTX is more effective than RTX alone in the treatment of iMN.

Conditions

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Idiopathic Membranous Nephropathy

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Rituximab monotherapy

Rituximab 1000mg I.V. on Days 1 and 181, and will be retreated or not on Days 15 and 195 according to the CD19+ B cells count.

Group Type ACTIVE_COMPARATOR

Rituximab

Intervention Type DRUG

Rituximab 1000mg, I.V. on Days 1 and 181, and will be retreated or not at Days 15 and 195 according to the CD19+ B cell count.

Rituximab combined with cyclosporine

Rituximab 1000mg I.V. on Days 1 and 181, and will be retreated or not on Days 15 and 195 according to CD19+ B cells count.

cyclosporine (CsA) will be started at a dose of 3mg/kg/day p.o. divided into 2 equal doses given at 12 hour intervals. Doses of CsA will be adjusted according to the blood levels of CsA. CsA will be tapered after 6 months and discontinued over a 3 month period.

Group Type EXPERIMENTAL

Rituximab

Intervention Type DRUG

Rituximab 1000mg, I.V. on Days 1 and 181, and will be retreated or not at Days 15 and 195 according to the CD19+ B cell count.

cyclosporine

Intervention Type DRUG

cyclosporine (CsA) will be started at a dose of 3mg/kg/d and adjusted according to the blood levels of the CsA. CsA will be tapered after 6 months and discontinued over a three month period.

Interventions

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Rituximab

Rituximab 1000mg, I.V. on Days 1 and 181, and will be retreated or not at Days 15 and 195 according to the CD19+ B cell count.

Intervention Type DRUG

cyclosporine

cyclosporine (CsA) will be started at a dose of 3mg/kg/d and adjusted according to the blood levels of the CsA. CsA will be tapered after 6 months and discontinued over a three month period.

Intervention Type DRUG

Other Intervention Names

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CD20 antibody CsA

Eligibility Criteria

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Inclusion Criteria

* idiopathic MN with or without diagnostic biopsy
* Female, must be post-menopausal, sterile or have effective method of contraception
* must be off steroid or mycophenolate mofetil for \>1 month and alkylating agents for \> 6 months
* Angiotensin-converting-enzyme inhibitor (ACEI) or angiotensin receptor blocker (ARB) for ≥3 months prior to randomization with controlled blood pressure or if patients is intolerant to ACEI/ARB
* proteinuria ≥4g/24h using the average from two 24-hour urine samples collected within 2 weeks of each other, and decreased ≤50% from baseline.
* estimated glomerular filtration rate (eGFR) ≥40ml/min/1.73m2

Exclusion Criteria

* presence of active infection or a secondary cause of MN
* diabetes mellitus: to exclude proteinuria secondary to diabetic nephropathy.
* pregnancy or breast feeding
* history of resistance to CsA or other calcineurin inhibitors(CNI), RTX or alkylating agents.
* Patients who previously achieved remission after treatment of CNI, RTX or alkylating agents but relapsed off CNI after 3 months, or relapsed off RTX or alkylating agents after 6 months, are eligible.
Minimum Eligible Age

18 Years

Maximum Eligible Age

80 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Beijing Tongren Hospital

OTHER

Sponsor Role collaborator

Chinese Academy of Medical Sciences, Fuwai Hospital

OTHER

Sponsor Role collaborator

The Luhe Teaching Hospital of the Capital Medical University

OTHER

Sponsor Role collaborator

The Seventh Affiliated Hospital of Sun Yat-sen University

OTHER

Sponsor Role collaborator

First Affiliated Hospital of Xinjiang Medical University

OTHER

Sponsor Role collaborator

Shanghai Fosun Pharmaceutical Industrial Development Co. Ltd.

INDUSTRY

Sponsor Role collaborator

Peking Union Medical College Hospital

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Yan Qin, Doctor

Role: PRINCIPAL_INVESTIGATOR

Peking Union Medical College Hospital

Locations

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Fuwai Hospital, Chinese Academy of Medical Sciences

Beijing, Beijing Municipality, China

Site Status

Beijing Tongren Hospital, Capital Medical University

Beijing, Beijing Municipality, China

Site Status

Peking Union Medical College Hospital

Beijing, Beijing Municipality, China

Site Status

Beijing Luhe Hospital, Capital Medical University

Beijing, Beijing Municipality, China

Site Status

Nanyang Nanshi Hospital, Henan University

Nanyang, Henan, China

Site Status

The Seventh Affiliated Hospital, Sun Yat-sen University

Shenzhen, Shenzhen, China

Site Status

The First Affiliated Hospital of Xinjiang Medical University

Ürümqi, Xinjiang, China

Site Status

Countries

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China

References

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Polanco N, Gutierrez E, Covarsi A, Ariza F, Carreno A, Vigil A, Baltar J, Fernandez-Fresnedo G, Martin C, Pons S, Lorenzo D, Bernis C, Arrizabalaga P, Fernandez-Juarez G, Barrio V, Sierra M, Castellanos I, Espinosa M, Rivera F, Oliet A, Fernandez-Vega F, Praga M; Grupo de Estudio de las Enfermedades Glomerulares de la Sociedad Espanola de Nefrologia. Spontaneous remission of nephrotic syndrome in idiopathic membranous nephropathy. J Am Soc Nephrol. 2010 Apr;21(4):697-704. doi: 10.1681/ASN.2009080861. Epub 2010 Jan 28.

Reference Type BACKGROUND
PMID: 20110379 (View on PubMed)

Beck LH Jr, Bonegio RG, Lambeau G, Beck DM, Powell DW, Cummins TD, Klein JB, Salant DJ. M-type phospholipase A2 receptor as target antigen in idiopathic membranous nephropathy. N Engl J Med. 2009 Jul 2;361(1):11-21. doi: 10.1056/NEJMoa0810457.

Reference Type BACKGROUND
PMID: 19571279 (View on PubMed)

Schreiber SL, Crabtree GR. The mechanism of action of cyclosporin A and FK506. Immunol Today. 1992 Apr;13(4):136-42. doi: 10.1016/0167-5699(92)90111-J.

Reference Type BACKGROUND
PMID: 1374612 (View on PubMed)

Faul C, Donnelly M, Merscher-Gomez S, Chang YH, Franz S, Delfgaauw J, Chang JM, Choi HY, Campbell KN, Kim K, Reiser J, Mundel P. The actin cytoskeleton of kidney podocytes is a direct target of the antiproteinuric effect of cyclosporine A. Nat Med. 2008 Sep;14(9):931-8. doi: 10.1038/nm.1857.

Reference Type BACKGROUND
PMID: 18724379 (View on PubMed)

Cattran DC, Alexopoulos E, Heering P, Hoyer PF, Johnston A, Meyrier A, Ponticelli C, Saito T, Choukroun G, Nachman P, Praga M, Yoshikawa N. Cyclosporin in idiopathic glomerular disease associated with the nephrotic syndrome : workshop recommendations. Kidney Int. 2007 Dec;72(12):1429-47. doi: 10.1038/sj.ki.5002553. Epub 2007 Sep 26.

Reference Type BACKGROUND
PMID: 17898700 (View on PubMed)

Fervenza FC, Appel GB, Barbour SJ, Rovin BH, Lafayette RA, Aslam N, Jefferson JA, Gipson PE, Rizk DV, Sedor JR, Simon JF, McCarthy ET, Brenchley P, Sethi S, Avila-Casado C, Beanlands H, Lieske JC, Philibert D, Li T, Thomas LF, Green DF, Juncos LA, Beara-Lasic L, Blumenthal SS, Sussman AN, Erickson SB, Hladunewich M, Canetta PA, Hebert LA, Leung N, Radhakrishnan J, Reich HN, Parikh SV, Gipson DS, Lee DK, da Costa BR, Juni P, Cattran DC; MENTOR Investigators. Rituximab or Cyclosporine in the Treatment of Membranous Nephropathy. N Engl J Med. 2019 Jul 4;381(1):36-46. doi: 10.1056/NEJMoa1814427.

Reference Type BACKGROUND
PMID: 31269364 (View on PubMed)

van den Brand JAJG, Ruggenenti P, Chianca A, Hofstra JM, Perna A, Ruggiero B, Wetzels JFM, Remuzzi G. Safety of Rituximab Compared with Steroids and Cyclophosphamide for Idiopathic Membranous Nephropathy. J Am Soc Nephrol. 2017 Sep;28(9):2729-2737. doi: 10.1681/ASN.2016091022. Epub 2017 May 9.

Reference Type BACKGROUND
PMID: 28487395 (View on PubMed)

Segarra A, Praga M, Ramos N, Polanco N, Cargol I, Gutierrez-Solis E, Gomez MR, Montoro B, Camps J. Successful treatment of membranous glomerulonephritis with rituximab in calcineurin inhibitor-dependent patients. Clin J Am Soc Nephrol. 2009 Jun;4(6):1083-8. doi: 10.2215/CJN.06041108. Epub 2009 May 28.

Reference Type BACKGROUND
PMID: 19478097 (View on PubMed)

Waldman M, Beck LH Jr, Braun M, Wilkins K, Balow JE, Austin HA 3rd. Membranous nephropathy: Pilot study of a novel regimen combining cyclosporine and Rituximab. Kidney Int Rep. 2016 Jul;1(2):73-84. doi: 10.1016/j.ekir.2016.05.002. Epub 2016 Jun 11.

Reference Type BACKGROUND
PMID: 27942609 (View on PubMed)

Fernandez-Juarez G, Rojas-Rivera J, Logt AV, Justino J, Sevillano A, Caravaca-Fontan F, Avila A, Rabasco C, Cabello V, Varela A, Diez M, Martin-Reyes G, Diezhandino MG, Quintana LF, Agraz I, Gomez-Martino JR, Cao M, Rodriguez-Moreno A, Rivas B, Galeano C, Bonet J, Romera A, Shabaka A, Plaisier E, Espinosa M, Egido J, Segarra A, Lambeau G, Ronco P, Wetzels J, Praga M; STARMEN Investigators. The STARMEN trial indicates that alternating treatment with corticosteroids and cyclophosphamide is superior to sequential treatment with tacrolimus and rituximab in primary membranous nephropathy. Kidney Int. 2021 Apr;99(4):986-998. doi: 10.1016/j.kint.2020.10.014. Epub 2020 Nov 7.

Reference Type BACKGROUND
PMID: 33166580 (View on PubMed)

Other Identifiers

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iMN RTX plus CsA

Identifier Type: -

Identifier Source: org_study_id

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