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First-in-Human Study of ATX-559, an Oral Inhibitor of DHX9, in Patients With Advanced or Metastatic Solid Tumors, and Molecularly Defined Cancers

NCT06625515 · Status: TERMINATED · Phase: PHASE1 · Type: INTERVENTIONAL · Enrollment: 17

Last updated 2026-02-24

No results posted yet for this study

Summary

The goal of this study is to identify a safe and tolerated dose of the orally administered DHX9 inhibitor ATX-559. In addition, this study will evaluate the pharmacokinetics, pharmacodynamics and preliminary antitumor activity of ATX-559 in patients with advanced solid tumors and molecularly defined cancers.

Conditions

Interventions

DRUG

ATX-559

DHX9 tablets will be taken orally

Sponsors & Collaborators

  • Accent Therapeutics

    lead INDUSTRY

Study Design

Allocation
NON_RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Model
SEQUENTIAL

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2024-10-11
Primary Completion
2026-01-09
Completion
2026-01-09
FDA Drug
Yes

Countries

  • United States

Study Locations

More Related Trials

Entities

Diseases

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT06625515 on ClinicalTrials.gov