ClinicalTrials.gov record
Terminated Phase 1 Interventional Results available

A Study of BDTX-189, an Orally Available Allosteric ErbB Inhibitor, in Patients With Advanced Solid Tumors.

ClinicalTrials.gov ID: NCT04209465

Public ClinicalTrials.gov record NCT04209465. 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 May 12, 2026, 8:03 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

MasterKey-01: A Phase 1/2, Open-label, Two-part, Multicenter Study to Assess the Safety, Tolerability, Pharmacokinetics & Antitumor Activity of BDTX-189, an Inhibitor of Allosteric ErbB Mutations, in Patients w/ Advanced Solid Malignancies

Study identification

NCT ID
NCT04209465
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 1
Lead sponsor
Black Diamond Therapeutics, Inc.
Industry
Enrollment
91 participants

Conditions and interventions

Conditions

Interventions

  • BDTX-189 Drug

Drug

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
Dec 18, 2019
Primary completion
Sep 1, 2022
Completion
Sep 15, 2022
Last update posted
Apr 16, 2025

2019 – 2022

United States locations

U.S. sites
24
U.S. states
15
U.S. cities
23
Facility City State ZIP Site status
9250 Scottsdale Arizona 85258
9405 Long Beach California 90813
9474 Orange California 92868
7141 New Haven Connecticut 06520
4080 Lake Mary Florida 32746
4100 Orlando Florida 32827
9535 Plantation Florida 33322
4060 Sarasota Florida 34232
9035 Atlanta Georgia 30322
9530 Rolling Meadows Illinois 60008
9092 New Orleans Louisiana 70112
9203 Boston Massachusetts 02215
9209 Buffalo New York 14263
9215 New York New York 10016
9236 New York New York 10065
9264 Portland Oregon 97213
7122 Pittsburgh Pennsylvania 15232
4107 Chattanooga Tennessee 37404
3000 Nashville Tennessee 37203
9003 Dallas Texas 75390
9117 Houston Texas 77030
9538 Webster Texas 77598
9112 Fairfax Virginia 22031
9173 Milwaukee Wisconsin 53226

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

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 14 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04209465, 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 Apr 16, 2025 · Synced May 12, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04209465 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →