ClinicalTrials.gov record
Completed Phase 1 Interventional

A Study of XmAb®22841 Monotherapy & in Combination w/ Pembrolizumab in Subjects w/ Selected Advanced Solid Tumors

ClinicalTrials.gov ID: NCT03849469

Public ClinicalTrials.gov record NCT03849469. 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, 8:04 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 Multiple-Dose Study to Evaluate the Safety and Tolerability of XmAb®22841 Monotherapy and in Combination With Pembrolizumab in Subjects With Selected Advanced Solid Tumors (DUET-4)

Study identification

NCT ID
NCT03849469
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
Xencor, Inc.
Industry
Enrollment
78 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 28, 2019
Primary completion
Feb 15, 2023
Completion
Feb 15, 2023
Last update posted
Mar 29, 2023

2019 – 2023

United States locations

U.S. sites
28
U.S. states
9
U.S. cities
18
Facility City State ZIP Site status
UCSD Medical Center - Encinitas Encinitas California 92024
Koman Family Outpatient Pavilion La Jolla California 92037
UC San Diego Medical Center - La Jolla (Jacobs Medical Center / Thornton Pavilion) La Jolla California 92037
UCSD Altman Clinical and Translational Research Institute Building (ACTRI) La Jolla California 92037
UCSD Perlman Medical Offices La Jolla California 92037
UC San Diego Moores Cancer Center La Jolla California 92093
UCLA Hematology & Oncology Clinic Los Angeles California 90095
UC San Diego Medical Center - Hillcrest San Diego California 92103
UCSD Rancho Bernardo Medical Office San Diego California 92127
UCSD Medical Center - Vista Vista California 92081
Emory University Hospital Midtown Atlanta Georgia 30308
Winship Cancer Institute, Emory University Atlanta Georgia 30322
University of Iowa Hospital and Clinics Iowa City Iowa 52242
Brigham and Women's Hospital Boston Massachusetts 02115
Dana-Farber Cancer Institute Boston Massachusetts 02215
Brigham and Women's Health Care Center, Chestnut Hill Chestnut Hill Massachusetts 02467
University of Michigan Medical School Ann Arbor Michigan 48109
Karmanos Cancer Institute Detroit Michigan 48201
Karmanos Cancer Institute Weisberg Cancer Treatment Center Farmington Hills Michigan 48334
Laura & Isaac Perlmutter Cancer Center at NYU Langone Health New York New York 10016
NYU Langone Medical Center (Tisch Hospital) New York New York 10016
Columbia University Medical Center New York New York 10032
Hospital of the University of Pennsylvania - Perelman Center for Advanced Medicine Philadelphia Pennsylvania 19104
UPMC Hillman Cancer Center Pittsburgh Pennsylvania 15232
UPMC Shadyside Hospital 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

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 NCT03849469, 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 Mar 29, 2023 · 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 NCT03849469 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →