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Terminated Phase 1 Interventional

PRT1419 as Monotherapy or in Combination With Azacitidine or Venetoclax in R/R Myeloid or B-cell Malignancies

ClinicalTrials.gov ID: NCT05107856

Public ClinicalTrials.gov record NCT05107856. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 21, 2026, 5:43 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 1, Open-Label, Multicenter, Dose Escalation Study of PRT1419 Injection as Monotherapy or in Combination With Azacitidine or Venetoclax in Patients With Relapsed/Refractory Myeloid or B-cell Malignancies

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This is a Phase 1 dose-escalation study of PRT1419, a myeloid cell leukemia-1 (MCL-1) inhibitor, in participants with selected relapsed/refractory myeloid or B-cell malignancies. The purpose of this study is to evaluate the safety and tolerability of PRT1419 monotherapy and in combination with either azacitidine or venetoclax, describe any dose limiting toxicities (DLTs), define the dosing schedule, and to determine the maximum tolerated dose (MTD) and/or recommended phase 2 dose (RP2D).

Study identification

NCT ID
NCT05107856
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 1
Enrollment
21 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Mar 22, 2022 (Actual)
Primary completion
Jan 19, 2024 (Actual)
Completion
Jan 19, 2024 (Actual)
Last update posted
Jan 31, 2024

2022 – 2024

United States locations

U.S. sites
9
U.S. states
7
U.S. cities
9
Facility City State ZIP Site status
Mid Florida Hematology and Oncology Center Orange City Florida 32763 —
AdventHealth Bone and Marrow Transplant Center Orlando Florida 32804 —
American Oncology Partners of Maryland, PA Bethesda Maryland 20817 —
New Jersey Center for Cancer Research Brick New Jersey 08724 —
Memorial Sloan Kettering Cancer Center - Main Campus New York New York 10065 —
North Shore Hematology Oncology Associates. DBA New York Cancer and Blood Specialists Port Jefferson Station New York 11776 —
Gabrail Cancer Center Research Canton Ohio 44718 —
Thomas Jefferson University, Sidney Kimmel Cancer Center Philadelphia Pennsylvania 19107 —
The University of Texas MD Anderson Cancer Center Houston Texas 77030 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05107856, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jan 31, 2024 · Synced Oct 21, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT05107856 live on ClinicalTrials.gov.

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