Clinical trial Recruiting at 31 sites Phase 3 Interventional Ages 18 and up

Treatment of Primary Membranous Nephropathy with SNP-ACTH Gel

Official title: A Phase 3 Superiority Study Comparing the Safety and Efficacy of SNP-ACTH (1-39) Gel Compared to Rituximab and FDA Approved Biosimilars in Adults With Primary Membranous Nephropathy (PMN) in a Two-Phase Adaptive Trial Design

Run by Cerium Pharmaceuticals, Inc. · NCT05696613 · Data updated 2026-11-12

This study is testing a new gel treatment for primary membranous nephropathy to see if it works better than an existing medication called rituximab.

More Primary Membranous Nephropathy trials

Quick facts

PhasePhase 3
Study typeInterventional
Ages18 Years and up
SexAll
Enrollment148 (estimated)
SponsorCerium Pharmaceuticals, Inc.
Industry-sponsored
Drugs / interventionsrituximab, cyclophosphamide
Locations31 sites (Los Angeles, California and 30 other locations)
StatusRecruiting
StartedMarch 13, 2023
Main results expectedApril 1, 2027
Study endsDecember 31, 2027
Registry record updatedJune 25, 2026
Trial IDNCT05696613 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates include patients with biopsy-proven membranous glomerulonephritis and nephrotic syndrome who are at high risk for progressive kidney function loss.

Probably not a fit

Patients who do not have a confirmed diagnosis of membranous nephropathy or those who are not at high risk for kidney function loss may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This clinical trial aims to evaluate the effectiveness of SNP-ACTH (1-39) Gel compared to rituximab in patients with primary membranous nephropathy (PMN). It consists of two phases: the first phase focuses on determining the optimal dose of SNP-ACTH Gel through a dose-finding approach involving 16 patients, while the second phase will assess the efficacy of the selected dose in a larger group of 132 patients over 12 months. The trial is designed as an open-label, head-to-head comparison to provide insights into the treatment's potential benefits.

Why it matters

Potential benefit: If successful, this treatment could offer a new effective option for patients suffering from primary membranous nephropathy.

How similar studies have gone: Previous studies have shown promising results with similar approaches in treating kidney diseases, but this specific treatment is novel.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Biopsy-proven membranous glomerulonephritis or a diagnosis of MN in patients with Nephrotic Syndrome and a positive anti PLA2R antibody test.
* Patients classified to be at a High Risk for progressive loss of kidney function, as defined by Kidney Disease Improving Global Outcomes (KDIGO) 2021-Glomerular Diseases Guideline.
* eGFR by Chronic Kidney Disease Epidemiology Collaboration (CKD-EPI) formula ≥40 mL/min/1.73 m\^2
* Patients who have had CR or PR in response to immunosuppressive therapy, but then relapsed can participate in the study if it has been more than 3 months since their last dose of high dose glucocorticoids, calcineurin inhibitors or mycophenolate mofetil
* Patients who have had CR or PR in response to IS therapy, but then relapsed can participate in the study if it has been more than 6 months since their last dose of chlorambucil or cyclophosphamide
* Patients who have had CR or PR in response to immunosuppressive therapy, but then relapsed can participate in the study if it has been more than 12 months since their last dose of rituximab.
* Life expectancy \> 24 months.
* Other inclusion criteria may apply.

Exclusion Criteria:

* Secondary membranous nephropathy as defined by history, physical exam, kidney biopsy results or serologies.
* Patients who have had a ≥ 50% reduction in serum titers of PLA2R auto-antibody within 1 year before screening.
* Type 1 or 2 diabetes mellitus
* Patients who must be initiated on drugs likely to affect renal function if not properly dosed.
* Surgery within 1 month of study entry
* History of sensitivity to proteins of porcine origin.
* Other exclusion criteria may apply.

Where it's running

  • Academic Medical Research Institute
    Los Angeles, California, United States
    Recruiting
  • North America Research Institute
    San Dimas, California, United States
    Recruiting
  • Valiance Clinical Research
    Tarzana, California, United States
    Recruiting
  • RecioMed Clinical Research Network, Inc.
    Boynton Beach, Florida, United States
    Recruiting
  • South Florida Nephrology Research
    Coral Springs, Florida, United States
    Recruiting
  • Therafirst Medical Center
    Fort Lauderdale, Florida, United States
    Recruiting
Show 25 more locations
  • Reliant Medical Research, LLC
    Miami, Florida, United States
    Recruiting
  • Vista Health Research, LLC
    Miami, Florida, United States
    Recruiting
  • Genesis Clinical Research
    Tampa, Florida, United States
    Recruiting
  • Fides Clinical Research
    Atlanta, Georgia, United States
    Recruiting
  • Costal Medical Research
    Brunswick, Georgia, United States
    Recruiting
  • Insight Hospital and Medical Center Chicago
    Chicago, Illinois, United States
    Recruiting
  • University of Iowa
    Iowa City, Iowa, United States
    Recruiting
  • Center for Advanced Kidney Research, PLC
    Saint Clair Shores, Michigan, United States
    Recruiting
  • NYU Langone Health
    New York, New York, United States
    Recruiting
  • Prolato Clinical Research Center
    Houston, Texas, United States
    Recruiting
  • P&I Clinical Research LLC
    Lufkin, Texas, United States
    Recruiting
  • University of Virginia
    Charlottesville, Virginia, United States
    Recruiting
  • Nephrology Associates of Northern Virginia
    Fairfax, Virginia, United States
    Recruiting
  • Regional Kidney Wellness Centre
    Brampton, Ontario, Canada
    Recruiting
  • Vedanta Hospitals
    Guntur, Andhra Pradesh, India
    Recruiting
  • Vijaya Super Speciality Hospital
    Nellore, Andhra Pradesh, India
    Recruiting
  • Aiims
    Raipur, Chhattisgarh, India
    Recruiting
  • Muljibhai Patel Urological Hospital
    Nadiād, Gujarat, India
    Recruiting
  • KLE Hospital
    Belagavi, Karnataka, India
    Recruiting
  • Saraswati Kidney Care Center
    Nagpur, Maharashtra, India
    Recruiting
  • Sir Ganga Ram Hospital
    New Delhi, National Capital Territory of Delhi, India
    Recruiting
  • Pgimer
    Chandigarh, Punjab, India
    Recruiting
  • SMS Medical College and Hospital
    Jaipur, Rajasthan, India
    Recruiting
  • Apex Hospitals
    Jaipur, Rajasthan, India
    Recruiting
  • Galaxy Hospital
    Varanasi, Uttar Pradesh, India
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.