Immunotherapy With Non-Ablative Radiation in Previously Untreated Patients With Stage IV NSCLC

NCT05691829 · Status: TERMINATED · Phase: PHASE2 · Type: INTERVENTIONAL · Enrollment: 19

Last updated 2025-07-29

Study results available
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Summary

The purpose of this study is to test if low dose radiation, which is routinely used in treating patients with lung cancer for symptom control, can improve the results from the standard treatment with pembrolizumab and chemotherapy. In this study, only individuals who have NSCLC that is advanced (Stage IV), or has come back (recurred), will be able to participate.

Conditions

  • NSCLC Stage IV

Interventions

DRUG

Pembrolizumab

Pembrolizumab 200mg solution administered intravenously every 3 weeks for 6 cycles followed by maintenance therapy until progression of disease or unacceptable toxicity (standard of care). Administered alongside chemotherapy.

RADIATION

Radiation

One-time, up-front radiation delivered at up to five metastatic subsites at a 4 Gy x 5 radiation dose fractionation schedule. Radiation will be delivered within five days before or after initiation of first cycle of pembrolizumab treatment. Radiation modality and technique will be determined at the discretion of the treating radiation oncologist.

DRUG

Chemotherapy

Administered alongside pembrolizumab every 3 weeks for 6 cycles per institutional standard of care. For non-squamous, the standard chemotherapy option of choice is carboplatin and pemetrexed. For squamous cell carcinoma, the chemotherapy used would be carboplatin and paclitaxel or nab-paclitaxel

Sponsors & Collaborators

Principal Investigators

  • Vamsidhar Velcheti · NYU Langone Health

Study Design

Allocation
NA
Purpose
TREATMENT
Masking
NONE
Model
SINGLE_GROUP

Eligibility

Min Age
18 Years
Max Age
100 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2023-01-24
Primary Completion
2024-06-20
Completion
2025-04-21
FDA Drug
Yes

Countries

  • United States

Study Locations

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Entities

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT05691829 on ClinicalTrials.gov