Ozmosi | AK-131 Drug Profile
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AK-131

Alternative Names: AK-131, AK 131, AK131
Clinical Status: Active
Latest Update: 2025-12-03
Latest Update Note: Clinical Trial Update

Product Description

AK131 is a bi-specific antibody derived from Penpulimab (Akeso's marketed PD-1 antibody ) and AK119 (Akeso's CD73 antibody in the clinical stage). AK131 is effectively bound to human PD-1 and CD73 with high affinity. The interaction between PD-1 and its ligand PD-L1 was blocked by AK131 in the reporter gene assay. In cellular assays, AK131 effectively promoted the secretion of IFN-gamma and IL-2 by T cells in the co-culture of PBMCs and Raji-PDL1 cells. (Sourced from: https://www.akesobio.com/en/media/akeso-news/aacr-131/)

Mechanisms of Action: CD73 Inhibitor, PD-1 Inhibitor

Novel Mechanism: Yes

Modality: Bispecific Antibody

Route of Administration: Intravenous

FDA Designation: *

Approval Status: Not Approved

Approved Countries: None

Approved Indications: None

Company: Akeso Pharm
Company Location: Asia Pacific
Company Founding Year: 2012
Additional Commercial Interests: None

Clinical Description

Map of Global Clinical Trials for AK-131

Countries in Clinic: China

Active Clinical Trial Count: 2

Recent & Upcoming Milestones

Highest Development Phases

Phase 1: Oncology Solid Tumor Unspecified

Trial ID

Trial

Phase

Trial Status

Disease

Primary Completion Date

Probability of Success

Latest Trial Update Date

Data Updated

NCT06166888

AK131-101

P1

Recruiting

Oncology Solid Tumor Unspecified

2026-08-01

2024-01-18

Primary Endpoints|Start Date|Treatments|Trial Status

CTR20233829

CTR20233829

P1

Recruiting

Oncology Solid Tumor Unspecified

None

2025-04-29