Actively Recruiting

Phase 1
Phase 2
Age: 18Years +
All Genders
NCT06810544

Safety and Tolerability of TNG456 Alone and in Combination With Abemaciclib in Patients With Solid Tumors With MTAP Loss

Led by Tango Therapeutics, Inc. · Updated on 2026-04-13

191

Participants Needed

15

Research Sites

131 weeks

Total Duration

On this page

Sponsors

T

Tango Therapeutics, Inc.

Lead Sponsor

E

Eli Lilly and Company

Collaborating Sponsor

AI-Summary

What this Trial Is About

This is a first in human study of TNG456 alone and in combination with abemaciclib in patients with advanced or metastatic solid tumors known to have an MTAP loss. The first part of the study is an open-label, dose escalation and the second part is an open label dose expansion in specific solid tumor types with a confirmed MTAP loss. The study drug, TNG456, is a selective PRMT5 inhibitor administered orally. The study is planned to treat up to 191 participants.

CONDITIONS

Official Title

Safety and Tolerability of TNG456 Alone and in Combination With Abemaciclib in Patients With Solid Tumors With MTAP Loss

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Has a tumor with a confirmed MTAP loss
  • Is 18 years of age or older at the time of signing the main study informed consent form
  • Has had progression or inadequate response to, or is intolerant of, approved standard of care therapy, or no standard of care therapy exists, or investigator deems standard care inappropriate
  • Is able to swallow tablets
  • Has adequate organ function based on local laboratory tests
  • Has a negative serum pregnancy test result at screening
  • Has an ECOG performance status score of 0 to 1
  • Has measurable disease based on RECIST v1.1 or confirmed glioblastoma (IDH-wildtype) with radiographic evidence of progression or recurrence by RANO 2.0
  • Has an ECOG performance status score of 0 to 1 or for glioblastoma has a Karnofsky performance status score of 70 or higher
Not Eligible

You will not qualify if you...

  • Is a female patient who is pregnant or breastfeeding
  • Has impaired gastrointestinal function or disease that may significantly affect absorption of oral study treatments
  • Has an active infection requiring systemic therapy
  • Has received prior treatment with a PRMT5 inhibitor or a MAT2A inhibitor
  • In the expansion phase, has received prior treatment with a CDK4/6 inhibitor if receiving combination therapy
  • Has clinically relevant cardiovascular disease
  • Has a prior or ongoing clinically significant illness that could affect safety, study assessment, or protocol compliance

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 15 locations

1

Mayo Clinic Scottsdale

Scottsdale, Arizona, United States, 85259-5452

Actively Recruiting

2

University of California, Irvine

Irvine, California, United States, 92686

Actively Recruiting

3

University of California Los Angeles

Los Angeles, California, United States, 90995

Actively Recruiting

4

University of California at San Francisco

San Francisco, California, United States, 94143-2202

Actively Recruiting

5

Sibley Memorial Hospital

Washington D.C., District of Columbia, United States, 20016

Actively Recruiting

6

Mayo Clinic Jacksonville

Jacksonville, Florida, United States, 32224

Actively Recruiting

7

Northwestern Memorial Hospital

Chicago, Illinois, United States, 60611-2908

Actively Recruiting

8

Dana Farber Cancer Institute

Boston, Massachusetts, United States, 02215

Actively Recruiting

9

Mayo Clinic Cancer Center

Rochester, Minnesota, United States, 55905-0001

Actively Recruiting

10

NYU Langone Health

New York, New York, United States, 10016

Actively Recruiting

11

Memorial Sloan Kettering Cancer Center

New York, New York, United States, 11065

Actively Recruiting

12

Ohio State University Comprehensive Cancer Center

Columbus, Ohio, United States, 43210

Actively Recruiting

13

MD Anderson Cancer Center

Houston, Texas, United States, 77030

Actively Recruiting

14

University of Utah, Huntsman Cancer Institute

Salt Lake City, Utah, United States, 84112-5500

Actively Recruiting

15

NEXT Virginia

Fairfax, Virginia, United States, 22031

Actively Recruiting

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Research Team

T

Tab Cooney, MD

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NON_RANDOMIZED

Model

SEQUENTIAL

Primary Purpose

TREATMENT

Number of Arms

7

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