MedPath

Study to Evaluate the Efficacy and Safety of Imsidolimab (ANB019) in the Treatment of Subjects With GPP

Phase 3
Completed
Conditions
Generalized Pustular Psoriasis
Interventions
Registration Number
NCT05352893
Lead Sponsor
AnaptysBio, Inc.
Brief Summary

This is a Phase 3, multicenter, randomized, double-blind, placebo-controlled study to evaluate the efficacy and safety of imsidolimab compared with placebo in adult subjects with generalized pustular psoriasis (GPP).

Detailed Description

This study will also characterize the pharmacokinetic (PK) profile of imsidolimab and explore the immunogenicity of imsidolimab in subjects with GPP.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
45
Inclusion Criteria

-Subject has a BSA affected with pustules (excluding palms and soles) ≥ 5%, a GPPPGA score ≥ 3 (moderate severity), and a PRS score ≥ 3 (moderate severity) at Day 1

Read More
Exclusion Criteria
  • Subject has other form of psoriasis excluding psoriasis vulgaris
  • Subject flare is so severe that patient's life is at risk
Read More

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
IV high dose Imsidolimab, other name ANB019Imsidolimab high doseANB019 Biological Humanized Monoclonal Antibody High Dose
IV low dose Imsidolimab, other name ANB019Imsidolimab low doseANB019 Biological Humanized Monoclonal Antibody Low Dose
IV PlaceboPlaceboPlacebo Solution
Primary Outcome Measures
NameTimeMethod
Proportion of subjects achieving Generalized Pustular Psoriasis Physician's Global Assessment (GPPPGA) score of 0 (clear) or 1 (almost clear)week 4

Baseline to 0 (clear) or 1 (almost clear)

Secondary Outcome Measures
NameTimeMethod

Trial Locations

Locations (60)

Site 102

🇺🇸

Springville, Utah, United States

Site 42101

🇲🇾

Kuala Lumpur, Malaysia

Site 42102

🇲🇾

Muar, Malaysia

Site 105

🇺🇸

Louisville, Kentucky, United States

Site 108

🇺🇸

Dallas, Texas, United States

Site 109

🇺🇸

Largo, Florida, United States

Site 101

🇺🇸

Ann Arbor, Michigan, United States

Site 59104

🇬🇪

Batumi, Georgia

Site 35-101

🇦🇺

Melbourne, Australia

Site 35102

🇦🇺

Sydney, Australia

Site 50103

🇬🇪

Tbilisi, Georgia

Site 59-105

🇬🇪

Tbilisi, Georgia

Site 59-101

🇬🇪

Tbilisi, Georgia

Site 59102

🇬🇪

Tbilisi, Georgia

Site 17102

🇩🇪

Bensheim, Germany

Site 17104

🇩🇪

Bonn, Germany

Site 17105

🇩🇪

Würzburg, Germany

Site 45101

🇰🇷

Pusan, Korea, Republic of

Site 17103

🇩🇪

Hanau, Germany

Site 62-103

🇹🇳

Tunis, Tunisia

Site 33-102

🇹🇷

Ankara, Turkey

Site 45103

🇰🇷

Seoul, Korea, Republic of

Site 42105

🇲🇾

Kota Bharu, Malaysia

Site 42104

🇲🇾

Cheras, Malaysia

Site 42106

🇲🇾

Johor Bahru, Malaysia

Site 42103

🇲🇾

Putrajaya, Malaysia

Site 31-102

🇷🇴

Bucuresti, Romania

Site 64-102

🇲🇦

Casablanca, Morocco

Site 64-101

🇲🇦

Oujda, Morocco

Site 30104

🇵🇱

Kraków, Poland

Site 30101

🇵🇱

Rzeszów, Poland

Site 64-103

🇲🇦

Casablanca, Morocco

Site 30102

🇵🇱

Wrocław, Poland

Site 30103

🇵🇱

Ossy, Poland

Site 30105

🇵🇱

Łódź, Poland

31-101

🇷🇴

Cluj-Napoca, Romania

Site 31-103

🇷🇴

Iaşi, Romania

Site 24-101

🇪🇸

Barcelona, Spain

Site 38-101

🇸🇰

Svidník, Slovakia

Site 24-104

🇪🇸

Las Palmas De Gran Canaria, Spain

Site 63101

🇨🇳

Kaohsiung, Taiwan

Site 24-103

🇪🇸

Madrid, Spain

Sie 24-105

🇪🇸

Valencia, Spain

Site 63102

🇨🇳

Taipei, Taiwan

Site 63103

🇨🇳

Taipei, Taiwan

Site 64104

🇨🇳

Taipei, Taiwan

Site 46102

🇹🇭

Chiang Mai, Thailand

Site 46101

🇹🇭

Bangkok, Thailand

Site 46104

🇹🇭

Khon Kaen, Thailand

Site 46103

🇹🇭

Pathum Thani, Thailand

Site 62-101

🇹🇳

Sfax, Tunisia

Site 62-102

🇹🇳

Sousse, Tunisia

Site 33-103

🇹🇷

Antalya, Turkey

Site 33-106

🇹🇷

Istanbul, Turkey

Site 33-105

🇹🇷

Istanbul, Turkey

Site 33-104

🇹🇷

Nilufer, Turkey

Site 33-107

🇹🇷

Istanbul, Turkey

Site 45102

🇰🇷

Seoul, Korea, Republic of

Site 45104

🇰🇷

Seoul, Korea, Republic of

Site 24-102

🇪🇸

Madrid, Spain

© Copyright 2025. All Rights Reserved by MedPath