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Study identifier: NCT06781944 Synced from ClinicalTrials.gov · July 29, 2026
● Recruiting

OBINOTUZUMAB Versus Cyclophosphamide + Glucocorticoids in Primary Membranous Nephropathy(Blossom Study)

Condition: Primary Membranous Nephropathy  ·  Sponsor: Huashan Hospital

PhasePhase 3
Planned participants144
Who can joinAll sexes, 18 Years to 75 Years
Healthy volunteersNo

About this study

This is a randomized, parallel group, active-controlled, open-label, Phase III study comparing the efficacy and safety of obinutuzumab versus cyclophosphamide combined with glucocorticoids in patients with primary membranous nephropathy (pMN). Approximately 144 patients with pMN who have been diagnosed by biopsy or serum anti-PLA2R antibody will be enrolled. Intervention: Intravenous infusion of 1,000 mg obinutuzumab at weeks 0, 2, 24 and 26 Comparator: Cyclical cyclophosphamide and glucocorticoids Methylprednisolone 500 mg iv will be given for 3 consecutive days at the start of month 1,3,5 and followed by prednisone 0.5mg/kg/d (max 40 mg/d) for 27 days. Oral cyclophosphamide will be given for 30 days in month 2, 4, 6.

This description comes directly from the study's public registry record.

Talk to the study team

Chuanming Hao C Chuanming Hao  ·  +86-13501639098  ·  chuanminghao@fudan.edu.cn

Qionghong Xie Q Qionghong Xie  ·  +86-18121186869  ·  qionghongxie@fudan.edu.cn

Always discuss trial participation with your own doctor first.

Locations (1)

Huashan Hospital, Fudan UniversityShanghai, Shanghai Municipality, ChinaRecruiting

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Source record: clinicaltrials.gov/study/NCT06781944