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Terminated Phase 1Phase 2 Interventional

Study to Investigate DRP-104 in Adults With Advanced Solid Tumors

ClinicalTrials.gov ID: NCT04471415

Public ClinicalTrials.gov record NCT04471415. 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 Sep 6, 2026, 3:53 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

Phase 1 and Phase 2a, First-in-human Study of DRP-104, a Glutamine Antagonist, in Adult Patients With Advanced Solid Tumors

Brief summary

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

The purpose of this study is to characterize the safety, tolerability, pharmacokinetics, pharmaco-dynamics and preliminary anti-tumor activity of DRP-104 (sirpiglenastat) administered via intravenous infusion or via subcutaneous injection as a single agent and in combination with atezolizumab in patients with advanced solid tumors and to assess preliminary safety and efficacy of which route of administration (intravenous or subcutaneous) will be selected for further development for the one expansion of patients, advanced non-small cell lung cancer (NSCLC) with defined genetic mutations.

Study identification

NCT ID
NCT04471415
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 1, Phase 2
Lead sponsor
Dracen Pharmaceuticals, Inc.
Industry
Enrollment
61 participants

Conditions and interventions

Interventions

Drug · Biological

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
Aug 30, 2020
Primary completion
Mar 27, 2023
Completion
Mar 27, 2023
Last update posted
Jun 11, 2023

2020 – 2023

United States locations

U.S. sites
13
U.S. states
10
U.S. cities
11
Facility City State ZIP Site status
HonorHealth Scottsdale Arizona 85258
UCLA Los Angeles California 90095
AdventHealth Medical Group Kissimmee Florida 34747
Florida Cancer Specialist Orlando Florida 32827
Johns Hopkins Kimmel Institute Baltimore Maryland 21231
Dana Farber Cancer Institute Boston Massachusetts 02215
NYU Langone New York New York 10016
Icahn School of Medicine at Mount Sinai New York New York 10029-6574
University of North Carolina Chapel Hill North Carolina 27514
Ohio State University Comprehensive Cancer Center Columbus Ohio 43210
Sarah Cannon Research Institute Nashville Tennessee 37203
Vanderbilt University Medical Center Nashville Tennessee 37232
NEXT Oncology Fairfax Virginia 22031

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 9 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04471415, 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 Jun 11, 2023 · Synced Sep 6, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04471415 live on ClinicalTrials.gov.

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