Phase 1, Open-label, Dose-escalation Trial With CD38-SADA:177 Lu-DOTA Drug Complex in Subjects With Relapsed or Refractory Non-Hodgkin Lymphoma

March 9, 2026 updated by: Y-mAbs Therapeutics
Patients with non-Hodgkin Lymphoma will be treated with CD38-SADA:177Lu-DOTA complex (The IMP is a two-step radioimmunotherapy, delivered as two separate products CD38-SADA and 177Lu-DOTA) to establish optimal and safe therapeutic doses and dosing schedule of CD38-SADA, and 177Lu-DOTA.

Study Overview

Status

Terminated

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Actual)

1

Phase

  • Phase 1

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • United States
    • Arizona
      • Scottsdale, Arizona, United States, 85258
        • HonorHealth
    • California
      • Duarte, California, United States, 91010
        • City of Hope
    • Michigan
      • Grand Rapids, Michigan, United States, 49503
        • Corewell Health-BAMF Health
    • New York
      • New York, New York, United States, 10065
        • Memorial Sloan Kettering Cancer Center
      • Stony Brook, New York, United States, 11794
        • Stony Brook Cancer Center
    • North Carolina
      • Greenville, North Carolina, United States, 27834
        • East Carolina University Leo W. Jenkins Cancer Center

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Adult
  • Older Adult

Accepts Healthy Volunteers

No

Description

Inclusion Criteria:

  • Target population must have relapsed, progressive or refractory non-hodgkin lymphoma and be ineligible for or have exhausted standard therapeutic options that may prolong survival
  • The subject must have fluoro-deoxyglucose (FDG)-avid lymphoma with measurable disease
  • CD38 positive tumor at most recent biopsy (new or archival) documented at central laboratory
  • Subject must have an Eastern Cooperative Oncology Group (ECOG) performance status score of 0, 1, or 2
  • Each subject must sign an ICF indicating that he or she understands the purpose of, and procedures required for the trial and is willing to participate in the trial.

Exclusion Criteria:

  • Primary central nervous system lymphoma or known central nervous system involvement with lymphoma
  • Systemic chemotherapy, radiotherapy, immunotherapy, or major surgery administered within 3 weeks (for nitrosoureas within 6 weeks) prior to the first dose of CD38-SADA
  • Radioimmunotherapy within 100 days prior to the first dose of CD38-SADA
  • Autologous stem cell transplantation within 42 days prior to the first dose of CD38-SADA
  • Treatment with approved CAR-T within 100 days prior to the first dose of CD38-SADA
  • >40% lymphoma bone marrow involvement

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: CD38-SADA:177Lu-DOTA Complex
Drug: CD38-SADA:177Lu-DOTA Complex
The IMP is a two-step radioimmunotherapy, delivered as two separate products CD38-SADA and 177Lu-DOTA. Both will be administered as an IV infusions.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Tumor imaging and occurrence of dose limiting toxicities (DLT) during the DLT evaluation period (Part A)
Time Frame: 4 weeks
4 weeks
Occurrence of dose limiting toxicities during the DLT evaluation period (Part B)
Time Frame: 4 weeks
4 weeks

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Y-mAbs Therapeutics

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

April 21, 2025

Primary Completion (Actual)

October 15, 2025

Study Completion (Actual)

October 15, 2025

Study Registration Dates

First Submitted

August 8, 2023

First Submitted That Met QC Criteria

August 15, 2023

First Posted (Actual)

August 16, 2023

Study Record Updates

Last Update Posted (Actual)

March 12, 2026

Last Update Submitted That Met QC Criteria

March 9, 2026

Last Verified

March 1, 2026

More Information

Terms related to this study

Additional Relevant MeSH Terms

Other Study ID Numbers

  • 1201 (1201 XDOZ, local number)

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

Yes

Studies a U.S. FDA-regulated device product

No

product manufactured in and exported from the U.S.

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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