ClinicalTrials.gov record
Terminated Phase 2Phase 3 Interventional Results available

Psoriatic Arthritis Study of Izokibep

ClinicalTrials.gov ID: NCT05623345

Public ClinicalTrials.gov record NCT05623345. 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.

ClinicalTrials.gov public records Last synced May 16, 2026, 1:25 PM EDT

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, Multicenter Phase 2b/3 Study to Evaluate the Efficacy and Safety of Izokibep in Subjects With Active Psoriatic Arthritis

Study identification

NCT ID
NCT05623345
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 2, Phase 3
Lead sponsor
ACELYRIN Inc.
Industry
Enrollment
351 participants

Conditions and interventions

Interventions

  • Izokibep Drug
  • Placebo to izokibep Drug

Drug

Eligibility (public fields only)

Age range
18 Years to 75 Years
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
Nov 20, 2022
Primary completion
Nov 29, 2023
Completion
Aug 7, 2024
Last update posted
May 22, 2025

2022 – 2024

United States locations

U.S. sites
40
U.S. states
18
U.S. cities
40
Facility City State ZIP Site status
Clinical Research Site Flagstaff Arizona 86001
Clinical Research Site Glendale Arizona 85306
Clinical Research Site Mesa Arizona 85210
Clinical Research Site Phoenix Arizona 85037
Clinical Research Site Tucson Arizona 85704
Clinical Research Site Jonesboro Arkansas 72401
Clinical Research Site Encino California 91436
Clinical Research Site Fountain Valley California 92708
Clinical Research Site Fullerton California 92835
Clinical Research Site Los Angeles California 90045
Clinical Research Site Rancho Mirage California 92270
Clinical Research Site Sacramento California 95815
Clinical Research Site San Diego California 92128
Clinical Research Site Santa Monica California 90404
Clinical Research Site Upland California 91786
Clinical Research Site Aventura Florida 33180
Clinical Research Site Clearwater Florida 33765
Clinical Research Site Kissimmee Florida 34741
Clinical Research Site New Port Richey Florida 34652
Clinical Research Site Ormond Beach Florida 32714
Clinical Research Site Sarasota Florida 34239-6900
Clinical Research Site Gainesville Georgia 30501
Clinical Research Site Hinsdale Illinois 60521
Clinical Research Site Orland Park Illinois 60467
Clinical Research Site Skokie Illinois 60076
Clinical Research Site Lexington Kentucky 40504
Clinical Research Site Grand Blanc Michigan 48439
Clinical Research Site Kalispell Montana 59901
Clinical Research Site Santa Fe New Mexico 87505
Clinical Research Site Hickory North Carolina 28602
Clinical Research Site Middleburg Heights Ohio 44130
Clinical Research Site Corvallis Oregon 97330
Clinical Research Site Duncansville Pennsylvania 16635-8445
Clinical Research Site Jackson Tennessee 38305
Clinical Research Site Memphis Tennessee 38119
Clinical Research Site Colleyville Texas 76034
Clinical Research Site Irving Texas 75013
Clinical Research Site Mesquite Texas 75150
Clinical Research Site Seattle Washington 98122
Clinical Research Site Beckley West Virginia 25801

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 31 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05623345, 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 May 22, 2025 · Synced May 16, 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 NCT05623345 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →