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NSCLC Stage IVPhase 2NCT04764214

SRT for Residual Oligometastases of NSCLC After 3rd Generation EGFR-TKIs

A Phase 2 study testing 3rd generation EGFR-TKI and Consolidative SRT in people with NSCLC Stage IV and EGFR Activating Mutation, run by Fudan University at 1 site in China.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This study is an open-label, single-arm phase 2 trial to evaluate the efficacy and safety of stereotactic radiotherapy (SRT) for patients with oligo-residual NSCLC after 3rd generation EGFR-TKIs. Read more about this study

Who is it for?
Ages 18 to 75 years
Conditions the study is for
NSCLC Stage IV, EGFR Activating Mutation
What is being tested?
3rd generation EGFR-TKI and Consolidative SRT
Could I receive a placebo?
No, everyone receives an active treatment
How many people
61 participants
Where
1 siteChina
Study dates
1 Mar 2021to 20 Jul 2023
Phase
Phase 2
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 75 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • The patient has a diagnosis of pathologically confirmed NSCLC by tumor biopsy and/or fine-needle aspiration.
  • The patient has a diagnosis of American Joint Committee on Cancer (AJCC) 8th Edition stage IV NSCLC.
  • The patient receives 3rd generation EGFR-TKI in the first line setting.
  • The patient is ≥18 years of age and ≤75 years of age at the time of screening.
  • The patient's Karnofsky performance score (KPS) is ≥70 at study entry.
  • The patient has adequate baseline tumor assessment before initiation of 3rd generation EGFR-TKI.
Show all 10Show fewer
  • The patient has at least one measurable lesion according to Response Evaluation Criteria in Solid Tumors (RECIST), version 1.1.
  • The patient presents with a residual "oligometastatic" state after 3rd generation EGFR-TKI therapy that would be amenable to consolidative SRT in the opinion of the investigator.
  • The patient has signed informed consent.
  • EGFR Exon19 deletion or Exon21 L858R mutation

Who cannot join

  • History of another malignancy or concurrent malignancy. Patients with cervical carcinoma in situ or adequately treated basal cell carcinoma who have been disease free for > 5 years are eligible.
  • The patient is pregnant (confirmed by serum b-HCG if applicable) or is breastfeeding.
  • Patients with uncontrolled epilepsy, mental disorders, drug abuse, or social condition that may affect compliance or ability to sign a written informed consent in the opinion of the investigator.
  • Patients with residual metastatic disease after 3rd generation EGFR-TKI therapy that is deemed not amenable to consolidative SRT.

Trial locations and contacts

1 site in 1 country.

China1 site
  • Fudan University Shanghai Cancer Center

    Shanghai

Other trials in China

About this study

Official title: An Open-label, Single-Arm, Phase 2 Trial of Stereotactic Radiotherapy for Patients With Residual Oligometastases of NSCLC After 3rd Generation EGFR-TKIs

This study is an open-label, single-arm phase 2 trial to evaluate the efficacy and safety of stereotactic radiotherapy (SRT) for patients with oligo-residual NSCLC after 3rd generation EGFR-TKIs.

Being tested
3rd generation EGFR-TKI, Consolidative SRT
Medical subject headings
Carcinoma, Non-Small-Cell Lung

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • 3rd generation EGFR-TKIDrug

    Also called Osimertinib

    Osimertinib will be administered orally at the dose of 80 mg once daily.

  • Consolidative SRTRadiation

    Patients who possess oligoresidual disease after 3rd generation EGFR-TKI therapy will be treated with the intent to ablate all residual disease with consolidative SRT. The choice of dose-fractionation regimen is at the discretion of the treating radiation oncologist. TKI will be continued during and after consolidative SRT until disease progression or intolerable toxicity.

Study groups in NCT04764214
Study groupRoleWhat they receive
3rd generation EGFR-TKI+ SRTExperimentalPatients were treated with the intent to ablate all residual disease with consolidative SRT. EGFR-TKI treatment was continued during and after consolidative SRT until disease progression or intolerable toxicity.
Receives: Drug: 3rd generation EGFR-TKI; Radiation: Consolidative SRT

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Progression Free Survival

    PFS was measured from the date of enrollment to the date of disease progression as defined by Response Evaluation Criteria in Solid Tumor (RECIST) Version 1.1 or death due to any cause, whichever occurred first. For patients whose disease did not progress, PFS was evaluated by censoring patients at their most recent imaging.

    Measured: Two years

Secondary outcomes (2)
  1. Percentage of Participants With Adverse Events

    Treatment-related adverse events were assessed and graded according to CTCAE v. 5.0.

    Measured: Two years

  2. Overall Survival

    OS was defined as the time from the date of enrollment until death by any cause. Participants still alive at the time of data analysis were censored at the date of last follow-up.

    Measured: Two years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted21 Feb 2021
  2. Study start1 Mar 2021
  3. Primary completion31 Mar 2023
  4. Study completion20 Jul 2023

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
61 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04764214
Sponsor's protocol ID
2020-NSCLCSBRT-1
Status last verified
Aug 2024
First submitted
19 Feb 2021
Last updated
19 Aug 2024
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No

Publications

  • Zhou Y, Peng L, Liang F, Chu L, Chu X, Yang X, Zhang J, Guo T, Jiang S, Pang Y, Wang Z, Zhang L, Ni J, Zhu Z. Safety and efficacy of consolidative stereotactic radiotherapy for oligo-residual EGFR-mutant non-small cell lung cancer after first-line third-generation EGFR-tyrosine kinase inhibitors: a single-arm, phase 2 trial. EClinicalMedicine. 2024 Sep 26;76:102853. doi: 10.1016/j.eclinm.2024.102853. eCollection 2024 Oct.

    PubMed 39398493

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing 3rd generation EGFR-TKI and Consolidative SRT in people with NSCLC Stage IV and EGFR Activating Mutation, run by Fudan University at 1 site in China.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 10 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 19 Aug 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in China. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Progression Free Survival (time frame: Two years). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT04764214, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 19 Aug 2024.

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