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Completed Phase 1 Interventional

A Study of XmAb®23104 in Subjects With Selected Advanced Solid Tumors (DUET-3)

ClinicalTrials.gov ID: NCT03752398

Public ClinicalTrials.gov record NCT03752398. 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, 11:16 PM 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 Multiple-Dose Study to Evaluate the Safety and Tolerability of XmAb®23104 in Subjects With Selected Advanced Solid Tumors

Brief summary

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

This is a Phase 1, multiple dose, ascending dose escalation study to define a MTD/RD and regimen of XmAb23104, to describe safety and tolerability, to assess PK and immunogenicity, and to preliminarily assess anti-tumor activity of XmAb23104 monotherapy and combination therapy with ipilimumab in subjects with selected advanced solid tumors.

Study identification

NCT ID
NCT03752398
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
Xencor, Inc.
Industry
Enrollment
198 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
May 1, 2019 (Actual)
Primary completion
Feb 15, 2024 (Actual)
Completion
Feb 15, 2024 (Actual)
Last update posted
Jul 5, 2024

2019 – 2024

United States locations

U.S. sites
18
U.S. states
15
U.S. cities
18
Facility City State ZIP Site status
UC San Diego Moores Cancer Center San Diego California 92093 —
University of Colorado Hospital - Anschutz Cancer Pavilion Aurora Colorado 80045 —
Sarah Cannon Research Institute at HealthONE Denver Colorado 80218 —
Florida Cancer Specialists Sarasota Florida 34232 —
Emory University Atlanta Georgia 30322 —
University of Iowa Hospitals and Clinics Iowa City Iowa 52242 —
University of Michigan Ann Arbor Michigan 48109 —
Washington University School of Medicine Siteman Cancer Center St Louis Missouri 63110 —
Columbia University Medical Center New York New York 10032 —
Duke Cancer Institute Durham North Carolina 27710 —
Providence Portland Medical Center Portland Oregon 97213 —
University of Pennsylvania Abramson Cancer Center Philadelphia Pennsylvania 19104 —
UPMC Hillman Cancer Center Pittsburgh Pennsylvania 15232 —
Mary Crowley Cancer Research - Medical City Dallas Texas 75230 —
The University of Texas MD Anderson Cancer Center Houston Texas 77030 —
University of Utah, Huntsman Cancer Institute Salt Lake City Utah 84112 —
Emily Couric Clinical Cancer Center Charlottesville Virginia 22903 —
Seattle Cancer Care Alliance Seattle Washington 98109 —

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 NCT03752398, 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 Jul 5, 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 NCT03752398 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →