A Study of Zetomipzomib (KZR-616) in Patients With Autoimmune Hepatitis (PORTOLA)
Public ClinicalTrials.gov record NCT05569759. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Randomized, Double-blind, Placebo-controlled, Phase 2a Study With Open-label Extension to Evaluate the Safety and Efficacy of Zetomipzomib (KZR-616) in Patients With Autoimmune Hepatitis
Study identification
- NCT ID
- NCT05569759
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Lead sponsor
- Kezar Life Sciences, Inc.
- Industry
- Enrollment
- 24 participants
Conditions and interventions
Conditions
Not listed
Interventions
Not listed
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- May 22, 2023
- Primary completion
- Apr 29, 2025
- Completion
- Apr 29, 2025
- Last update posted
- Jan 12, 2026
2023 – 2025
United States locations
- U.S. sites
- 6
- U.S. states
- 2
- U.S. cities
- 4
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Mayo Clinic Arizona | Phoenix | Arizona | 85054 | — |
| Keck School of Medicine of USC | Los Angeles | California | 90033 | — |
| University of California, Los Angeles | Los Angeles | California | 90095 | — |
| Stanford Medicine | Redwood City | California | 94063 | — |
| California Pacific Medical Center | San Francisco | California | 94109 | — |
| University of California, San Francisco | San Francisco | California | 94132 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT05569759, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Jan 12, 2026 · Synced May 18, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT05569759 live on ClinicalTrials.gov.