Ozmosi | PRTH-101 Drug Profile
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PRTH-101

Alternative Names: PRTH-101, PRTH101, PRTH 101
Clinical Status: Active
Latest Update: 2025-10-31
Latest Update Note: Clinical Trial Update

Product Description

PRTH-101 is a therapeutic antibody that targets DDR1, a collagen binding protein and kinase present on epithelial cells. Some tumor cells are believed to co-opt DDR1 – collagen binding to build an impenetrable barrier around the tumor. By allosterically disabling DDR1, PRTH-101 disrupts tumor associated collagen alignment to permit immune cell access into the tumor core. In preclinical experiments, PRTH-101 mediated DDR1 blockade has demonstrated both single agent anti-tumor activity as well as marked augmentation of checkpoint inhibitor function. Tumor types that express high levels of DDR1-associated collagen barriers include thymic, colorectal, pancreatic, ovarian, glioma, and non-small cell lung cancer. Currently, there are no approved drugs that target DDR1. (Sourced from: https://www.incendiatx.com/news/press-releases/091024/)

Mechanisms of Action: DDR1 Inhibitor

Novel Mechanism: Yes

Modality: Antibody

Route of Administration: N/A

FDA Designation: *

Approval Status: Not Approved

Approved Countries: None

Approved Indications: None

Known Adverse Events: None

Company: Parthenon
Company Location:
Company CEO:
Additional Commercial Interests: None

Clinical Description

Map of Global Clinical Trials for PRTH-101

Countries in Clinic: United States

Active Clinical Trial Count: 1

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

NCT05753722

PRTH-101-0001

P1

Recruiting

Oncology Solid Tumor Unspecified

2027-09-30

50%

2025-11-01