Status:

COMPLETED

A Study of KZR-616 in Patients With SLE With and Without Lupus Nephritis

Lead Sponsor:

Kezar Life Sciences, Inc.

Conditions:

Lupus Nephritis

Systemic Lupus Erythematosus

Eligibility:

All Genders

18-75 years

Phase:

PHASE1

PHASE2

Brief Summary

This was a Phase 1b/2, multi-center study in which patients received KZR-616, administered as a subcutaneous (SC) injection weekly for 13 weeks (Phase 1b) or 24 weeks (Phase 2).

Detailed Description

This was a Phase 1b/2, open-label, multi-center study in which patients received zetomipzomib administered as a SC injection weekly for either 13 weeks (Phase 1b) or for 24 weeks (Phase 2). In both ph...

Eligibility Criteria

Inclusion

  • Key
  • Phase 1b:
  • Fulfilled the 2012 Systemic Lupus International Collaborating Clinics (SLICC) classification for SLE
  • Had a positive antinuclear antibody (ANA) titer, anti-double stranded DNA (dsDNA) antibody titer, or a positive anti-Smith antibody titer
  • Had active SLE (as indicated by Systemic Lupus Erythematosus Disease Activity Index 2000 \[SLEDAI-2K\] score ≥4), and
  • Had received at least 1 prior therapy for SLE
  • Phase 2:
  • Had active proliferative LN (Class III or IV, with or without Class V disease)
  • Had a UPCR ≥1.0 measured in 24-hour urine collection
  • Had a histologic diagnosis of LN on renal biopsy within the prior 2 years; for biopsies \> 1 year before the Screening visit, one of the following must also be present at screening: low C3, low C4, or anti-ds-DNA elevated to above normal range
  • Fulfilled the 2012 SLICC classification for SLE
  • Had a positive ANA titer, anti-dsDNA antibody titer, or anti-Smith antibody titer, and
  • Were currently receiving ≥1 immunosuppressive agent at a stable dose and route of administration for ≥8 weeks. If the patient is also on corticosteroids then must be on a stable dose for ≥ 2 weeks prior to Baseline
  • Key

Exclusion

  • Phase 1b:
  • Current or medical history of:
  • Central nervous system manifestations by autoimmune disease
  • Overlapping autoimmune condition that may affect study assessments/outcomes
  • Antiphospholipid syndrome with history of thromboembolic event of within the 52 weeks prior to Screening
  • Malignancy of any type, with exceptions for in situ cancer that has been completely excised and certain cancers \>5 years ago
  • Positive test at Screening for HIV, hepatitis B/C
  • Major surgery within 4 weeks before signing informed consent form or planned major surgery during the study period
  • Phase 2:
  • Current or medical history of:
  • Central nervous system manifestations of SLE
  • Overlapping autoimmune condition that may affect study assessments/outcomes
  • Antiphospholipid syndrome with history of thromboembolic event of within the 52 weeks prior to Screening
  • Malignancy of any type within the last 5 years, with exceptions for appropriately excised and cured cervical carcinoma in situ or excised basal or squamous cell carcinomas of the skin
  • Has received dialysis within the 52 weeks prior to Screening
  • Positive test at Screening for HIV, hepatitis B/C
  • Major surgery within 12 weeks before signing informed consent form or planned major surgery during the study period
  • Use of investigational therapy or device, and/or participation in an investigational trial \<8 weeks or 5 half-lives, whichever is longer, prior to Baseline; Patients who participated in Phase 1b of KZR-616-002 are excluded from Phase 2

Key Trial Info

Start Date :

February 20 2018

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

August 4 2022

Estimated Enrollment :

69 Patients enrolled

Trial Details

Trial ID

NCT03393013

Start Date

February 20 2018

End Date

August 4 2022

Last Update

November 18 2025

Active Locations (36)

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Page 1 of 9 (36 locations)

1

Academic Medical Research Institute

Los Angeles, California, United States, 990022

2

Inland Rheumatology Clinical Trials, Inc.

Upland, California, United States, 91786

3

SouthCoast Research Center, Inc.

Miami, Florida, United States, 33136

4

Hope Clinical Trials, Inc.

Miami, Florida, United States, 33165