About this trial
This is a multi-center double-blind placebo controlled clinical trial evaluating the efficacy of VIB4920 combined with mycophenolate mofetil (MMF) and prednisone in achieving a renal response in participants with active lupus nephritis (LN).
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age 18 years or older.
Classification of Systemic Lupus Erythematosus (SLE) by any of the following criteria: the 1997 update of the 1982 American College of Rheumatology (ACR) criteria, the 2012 Systemic Lupus International Collaborating Clinics (SLICC) criteria, or the 2019 European League Against Rheumatism (EULAR)/ACR criteria.
UPCR ≥ 1.0 based on a 24-hour urine collection at Visit -1 or within 14 days prior to Visit -1.
Class III, Class IV, or Class V in combination with Class III or IV, and
Disqualifiers
Inability or unwillingness to give written informed consent or comply with study protocol.
Contraindication to treatment with MMF or mycophenolate sodium; or treatment with MMF or mycophenolate sodium is inappropriate in the opinion of the investigator.
Treatment with a biologic agent, except belimumab, or investigational agent within 90 days or 5 half-lives prior to Visit 0, whichever is longer.
Rituximab or other B cell depleting agent within 6 months prior to Visit 0.
Trial design
Parallel
Treatments tested in this trial
VIB4920
DrugParticipants will receive 1500 mg of VIB4920 at Weeks 0, 2, 4, 8, 12, 16, 20, and 24 while continuing on MMF and prednisone
Placebo for VIB4920
DrugParticipants will receive placebo for VIB4920 at Weeks 0, 2, 4, 8, 12, 16, 20, and 24 while continuing on MMF and prednisone
Treatment groups
Trial outcomes
Primary outcomes
Proportion of participants achieving a complete renal response at week 36
Complete renal response is defined as all of the following: 1. Urine protein-to-creatinine ratio (UPCR) \<= 0.5, based on a 24-hour urine collection 2. Estimated glomerular filtration rate (eGFR) \>= 120 ml/min/1.73 m\^2 or, if \< 120 ml/min/1.73 m\^2, then \>= 80 percent of the eGFR at baseline 3. Prednisone \<= 5 mg/day from Week 8, according to the prednisone dosing restrictions
Secondary outcomes
Proportion of participants who achieve a complete renal response
Complete renal response is defined as all of the following: 1. Urine protein-to-creatinine ratio (UPCR) \<= 0.5, based on a 24-hour urine collection 2. Estimated glomerular filtration rate (eGFR) \>= 120 ml/min/1.73 m\^2 or, if \< 120 ml/min/1.73 m\^2, then \> 80 percent of the eGFR at Week 0 3. Prednisone tapered to \<= 5 mg/day by Week 8, and adherence to the prednisone dosing restrictions
Proportion of participants who achieve an overall renal response
Overall renal response is defined as all of the following: 1. \>= 50 percent improvement in the urine protein-to-creatinine ratio (UPCR) compared to baseline, based on a 24-hour urine collection 2. Estimated glomerular filtration rate (eGFR) \>= 120 ml/min/1.73 m\^2, or if \< 120 ml/min/1.73 m\^2, then \> 80 percent of the eGFR at baseline, and 3. Prednisone \<= 5 mg/day from Week 8, according to the prednisone dosing restrictions
Proportion of participants who achieve a BLISS-LN primary efficacy renal response (PERR)
BLISS-LN primary efficacy renal response (PERR) defined as all of the following: 1. UPCR ≤ 0.7, and 2. eGFR ≥ 60 ml/min/1.73m2, or if \< 60 ml/min/1.73m2, then ≥ 80% of the eGFR at baseline, and 3. no receipt of a prohibited immunosuppressive or immunomodulatory medication
Urine Protein-to-Creatinine Ratio (UPCR)
Based on 24-hour urine collection
Sponsors and contacts
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