Status:

UNKNOWN

Phase 1 Study of RBN-2397, an Oral PARP7 Inhibitor, in Patients With Solid Tumors

Lead Sponsor:

Ribon Therapeutics, Inc.

Conditions:

Solid Tumor, Adult

Eligibility:

All Genders

18+ years

Phase:

PHASE1

Brief Summary

RBN-2397 inhibits PARP7, an enzyme that is switched on by cancer stresses, such as the toxins in cigarette smoke. Cancer cells use PARP7 to hide from the immune system by stopping the cell from sendin...

Detailed Description

This is a first-in-human, Phase 1, multi-center, open-label, dose-escalation study to: * Evaluate the safety profile and MTD of RBN-2397 administered orally and establish the RBN-2397 dose(s) and sch...

Eligibility Criteria

Inclusion

  • Dose Escalation Phase only: Metastatic or advanced-stage solid malignant tumor (which may include "solid" lymphoma \[e.g., mantle cell\]) for whom no therapy exists that would be curative or might provide clinical benefit.
  • Dose Expansion Phase Only: Patients with locally advanced or metastatic solid tumors, with at least one measurable lesion as determined by RECIST version 1.1, who have received standard therapy or are intolerant of standard therapy, have progressed following their last prior therapy, and have one of the following tumor types:
  • SCCL: Histologically confirmed NSCLC of predominantly squamous cell histology and must have received no more than 3 lines of prior systemic therapy including chemotherapy regimens and/or immune checkpoint inhibitor therapy (combination allowed).
  • HNSCC: Histologically confirmed squamous cell carcinoma of the head and neck (either HPV-positive or -negative) and must have received no more than 3 lines of prior systemic immunotherapy and/or chemotherapeutic treatments in the metastatic setting. Includes primary tumor location of the oral cavity, oropharynx, hypopharynx, larynx, and paranasal sinuses (nasopharyngeal carcinoma, skin squamous cell carcinoma, and salivary gland carcinomas are not eligible).
  • HR+ breast cancer: Histologically confirmed diagnosis of estrogen receptor (ER) and/or progesterone receptor (PR) positive, HER2-negative adenocarcinoma of breast (as per local laboratory testing) whose disease has failed standard systemic therapy for locally advanced or metastatic disease and must have received no more than 1 prior chemotherapeutic for advanced/metastatic disease.
  • PARP7 amplified: Tumor with documented PARP7 (or TIPARP) gene copy amplification as determined by a CLIA certified laboratory test (e.g., FoundationOne CDx) that has failed standard systemic therapy for locally advanced or metastatic disease.
  • Must agree to undergo tumor biopsy Normal organ and bone marrow function Patient and his/her partner agree to use adequate contraception during and for 3 months after the last study drug dose

Exclusion

  • Unable to swallow oral medications
  • Major surgery within 4 weeks of starting study
  • Pregnant or breast-feeding.
  • Receiving intravenous antibiotics for an active infection
  • Known human immunodeficiency virus (HIV) or hepatitis B or C infection.
  • History of a different malignancy unless disease-free for at least 5 years
  • Some medications are not allowed while on study. Interested participants will need to inform study doctor of all the medications he/she is taking.
  • Herbal medicines, and grapefruit, grapefruit juice, pomegranate juice, star fruit or orange marmalade (made with Seville oranges) are not allowed to be taken during study.

Key Trial Info

Start Date :

August 1 2019

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

July 31 2023

Estimated Enrollment :

130 Patients enrolled

Trial Details

Trial ID

NCT04053673

Start Date

August 1 2019

End Date

July 31 2023

Last Update

March 28 2023

Active Locations (15)

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Page 1 of 4 (15 locations)

1

University of Colorado Anschutz Medical Campus

Aurora, Colorado, United States, 80045

2

SCRI-Denver/HealthOne

Denver, Colorado, United States, 80218

3

Yale Cancer Center, Yale University

New Haven, Connecticut, United States, 06520

4

Sarah Cannon Research Institute at Florida Cancer Specialists

Orlando, Florida, United States, 32827