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A Phase 2 Study of Budoprutug in Subjects With Primary Membranous Nephropathy
RecruitingPhase 2
A Phase 2, Open-Label Study to Evaluate the Safety and Efficacy of Budoprutug (TNT119) in Subjects With Primary Membranous Nephropathy (PMN)
Who can join
Ages 18 to 75 · All sexes
Full eligibility criteria
Inclusion Criteria: * Confirmed diagnosis of PMN with positive anti-PLA2R antibodies * CD19+ B cell count ≥40 cells/μL * UPCR ≥2.0 g/g * eGFR ≥35 mL/min/1.73 m² * Stable RAAS inhibitor therapy * Blood pressure \<150/90 mmHg at baseline * Adequate hematologic, hepatic, and renal function * Willing to use effective contraception (both sexes) * Other inclusion criteria may apply Exclusion Criteria: * Secondary Membranous Nephropathy * Rapidly progressive glomerulonephritis or other glomerulopathies * Prior B cell-depleting therapy within 24 weeks * Recent use of immunosuppressants * Active or high-risk infections * History of malignancy * Pregnancy or breastfeeding * Recent major surgery or hospitalization * Other exclusion criteria may apply
About the study
To evaluate the safety and tolerability of three dose regimens of budoprutug in subjects with PMN
What is being tested
- budoprutug (drug)
Sponsor: Climb Bio, Inc. · Participants: 45 · Started: Aug 25, 2025
Contact the study team
- Climb Bio Study Director · Phone: +1 866 857 2596
Official record on ClinicalTrials.gov — NCT07096843
Locations in the U.S.
| Colorado | Climb Bio Investigative Site #110, Denver |
| Florida | Climb Bio Investigative Site #105, Orlando |
| Georgia | Climb Bio Investigative Site #108, Atlanta |
| Indiana | Climb Bio Investigative Site #106, Indianapolis |
| Massachusetts | Climb Bio Investigative Site #111, Boston (Not yet recruiting) |
| New York | Climb Bio Investigative Site #101, Clifton Park |
| Texas | Climb Bio Investigative Site #104, Sherman |
From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.