ClinicalTrials.gov record
Active, not recruiting Phase 1 Interventional

Dose Escalation Study of CLR 131 in Pediatric Relapsed/Refractory Malignant Tumors Including Neuroblastoma and Sarcomas

ClinicalTrials.gov ID: NCT03478462

Public ClinicalTrials.gov record NCT03478462. 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 10, 2026, 2:58 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

An Open-Label, Dose Escalation, Efficacy, and Safety Study of CLR 131 in Children, Adolescents, and Young Adults With Select Solid Tumors, Lymphoma, and Malignant Brain Tumors

Study identification

NCT ID
NCT03478462
Recruitment status
Active, not recruiting
Study type
Interventional
Phase
Phase 1
Lead sponsor
Cellectar Biosciences, Inc.
Industry
Enrollment
30 participants

Conditions and interventions

Eligibility (public fields only)

Age range
2 Years to 25 Years
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
Apr 29, 2019
Primary completion
Aug 24, 2026
Completion
Feb 24, 2027
Last update posted
Mar 17, 2026

2019 – 2027

United States locations

U.S. sites
6
U.S. states
6
U.S. cities
6
Facility City State ZIP Site status
Lucile Packard Children's Hospital Palo Alto California 94304
Memorial Sloan Kettering Cancer Center New York New York 10065
Duke University Chapel Hill North Carolina 27708
Cincinnati Children's Hospital Medical Center Cincinnati Ohio 45229
Texas Children's Hospital Houston Texas 77030
University of Wisconsin Hospital and Clinics Madison Wisconsin 53792

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 2 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03478462, 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 17, 2026 · Synced May 10, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03478462 live on ClinicalTrials.gov.

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