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NSCLCPhase 2SeagullNCT05286957

MRD-guided Adjuvant Tislelizumab and Chemotherapy in Resected Stage IIA-IIIB NSCLC

A Phase 2 study testing adjuvant tislelizumab and chemotherapy for MRD+ patients and adjuvant chemotherapy for MRD- patients in people with NSCLC, run by The First Affiliated Hospital of Zhengzhou University at 1 site in China.

Recruiting

Looking for participants now. Contact the study team or a site below to ask about taking part.

Sites and contacts
Official record
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Trial summary

Seagull is a phase Ⅱ study designed to investigate the efficacy and safety of MRD-guided adjuvant tislelizumab and chemotherapy vs adjuvant tislelizumab and chemotherapy in patients with resectable NSCLC Read more about this study

Who is it for?
Ages 18 to 80 years
Conditions the study is for
NSCLC
What is being tested?
adjuvant tislelizumab and chemotherapy for MRD+ patients and adjuvant chemotherapy for MRD- patients
Could I receive a placebo?
No, everyone receives an active treatment
How many people
60 participants
Where
1 siteChina
Study dates
20 Jun 2022to 1 Jun 2027
Phase
Phase 2
Are there results?
Not yet: the study is under way

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 80 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patient with age ≥ 18 years old, gender is not limited.
  • Histologically confirmed primary NSCLC, postoperative stage is IIA, IIB, IIIA or T3N2IIIB.
  • Receiving complete resection
  • Paraffin-embedded sections (10-15 pieces) or fresh frozen tissue are required.
  • ECOG score of 0 or 1.
  • Females of childbearing age should take appropriate contraceptive measures from screening to 3 months after discontinuation of study treatment and should not breastfeed. The pregnancy test was negative before starting dosing.
  • Male patients should use barrier contraception from screening to 3 months after discontinuation of study treatment.
  • The subjects themselves participated voluntarily and signed the informed consent in writing.

Who cannot join

  • The patient has received immune checkpoint inhibitors such as anti-PD-1, PD-L1 or CTLA-4, other immunotherapy or systemic immune modulators (including but not limited to interferon, IL-2 and TNF etc).
  • Histopathology with small cell or large cell endocrine tumor component.
  • Harboring EGFR sensitizing mutation or ALK gene translocation
  • History of other malignant tumors, except for non-melanoma skin cancer, carcinoma in situ or other solid tumors that have been effectively treated, and no evidence of any disease for >5 years after the last treatment.
  • At the start of the study treatment, there are residual toxicities of the previous treatment that are greater than CTCAE 1 and have not been alleviated, except for alopecia and grade 2 neurotoxicity caused by previous chemotherapy.
  • Any serious or uncontrolled systemic disease, including uncontrolled high blood pressure, active bleeding, active infection including hepatitis B, C, HIV, etc., which the investigator considers unsuitable to participate in the study or affect the trial program compliance.
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  • History of ILD, drug-induced interstitial lung disease, radiation pneumonitis requiring steroid therapy, or any evidence of clinically active interstitial lung disease
  • Insufficient bone marrow reserve or organ function.
  • History of hypersensitivity reactions to any active or inactive ingredient of tislelizumab or to drugs that are chemically similar to tislelizumab or in the same class of tislelizumab.
  • Patients who, in the judgment of the investigator, may not comply with the procedures and requirements of the study.
  • Patients who, in the investigator's judgment, have any condition that compromises patient safety or interferes with the evaluation of the study.

Trial locations and contacts

1 site in 1 country. Contact the study team or a site near you to ask about taking part.

China1 site, 1 recruiting
  • The First Affiliated Hospital of Zhengzhou University,

    Zhengzhou, Henan, 450052

    Feng Li, MD, +8615838222689, LF_0604@163.com

    Recruiting

Other trials in China

About this study

Official title: Minimal Residual Disease (MRD)-Guided Adjuvant Tislelizumab and Chemotherapy in Resected Stage IIA-IIIB Non-small Cell Lung Cancer (NSCLC): a Randomized Controlled Phase II Study (Seagull)

Seagull is a phase Ⅱ study designed to investigate the efficacy and safety of MRD-guided adjuvant tislelizumab and chemotherapy vs adjuvant tislelizumab and chemotherapy in patients with resectable NSCLC

Read the detailed description

In the phase II trial, the efficacy and safety of MRD-guided adjuvant tislelizumab and chemotherapy will be compared with that of standard adjuvant tislelizumab and chemotherapy in patients with resectable NSCLC.

Conditions
NSCLC
Being tested
adjuvant tislelizumab and chemotherapy for MRD+ patients, adjuvant chemotherapy for MRD- patients
Keywords
ctDNA-MRD

What participants receive

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

  • adjuvant tislelizumab and chemotherapy for MRD+ patientsDrug

    MRD+ patients receive adjuvant tislelizumab and chemotherapy while MRD- patients just is recommended receive adjuvant chemotherapy untill be detected MRD+

    adjuvant tislelizumab and chemotherapy (cisplatin/carboplatin + paclitaxel or cisplatin/carboplatin + pemetrexed,dependent on tumor histology and at investigator's discretion)

  • adjuvant tislelizumab and chemotherapy for MRD+ patientsDrug

    patients receive adjuvant tislelizumab and chemotherapy regardless of MRD status

  • adjuvant chemotherapy for MRD- patientsDrug

    MRD- patients just be recommended receive adjuvant chemotherapy untill be detected cisplatin/carboplatin + paclitaxel or cisplatin/carboplatin + pemetrexed,dependent on tumor histology and at investigator's discretion, limited to ≤4 cycles

Study groups in NCT05286957
Study groupRoleWhat they receive
MRD-guided adjuvant tislelizumab and chemotherapyExperimentalMRD+: Tislelizumab 200mg Q3W + chemotherapy 1-4 cycles and followed by Tislelizumab 200mg Q3W Up to 16 cycles or until PD or intolerable toxicity or withdrawal MRD-: Adjuvant chemotherapy and surveillance the MRD status, the patient will receive treatment for MRD+ patient when MRD detected,
Receives: Drug: adjuvant tislelizumab and chemotherapy for MRD+ patients
Non MRD-guided adjuvant tislelizumab and chemotherapyActive comparatorpatients in non MRD-guided arm receive adjuvant tislelizumab and chemotherapy
Receives: Drug: adjuvant tislelizumab and chemotherapy for MRD+ patients; Drug: adjuvant chemotherapy for MRD- patients

What is being measured

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

  1. 2-year PFS rate

    Progression-free survival (per RECIST 1.1) is defined as the time from the starting date of study drug to the date of first documentation of disease progression or death, whichever occurs first. Subjects who do not have disease progression will be censored at their last valid tumor assessment. PFS rate at 1 year as estimated by Kaplan-Meier method.

    Measured: up to 36 months after enrollment or study close

Secondary outcomes (1)
  1. Percentage of patients changed from MRD+ to MRD- after treatment with tislelizumab for 6 months,12 months

    Percentage of patients changed from MRD+ to MRD- after treatment with Tislelizumab for 9 months,12months

    Measured: At the end of Cycle 8(each cycle is 21 days)、Cycle 16 (each cycle is 21 days)

Timeline

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

  1. First posted18 Mar 2022
  2. Study start20 Jun 2022
  3. Primary completion1 Jun 2026 (estimated)
  4. Study completion1 Jun 2027 (estimated)

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
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
60 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05286957
Sponsor's protocol ID
L2021-Y471
Acronym
Seagull
Status last verified
Mar 2023
First submitted
1 Mar 2022
Last updated
17 Mar 2023
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Undecided

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing adjuvant tislelizumab and chemotherapy for MRD+ patients and adjuvant chemotherapy for MRD- patients in people with NSCLC, run by The First Affiliated Hospital of Zhengzhou 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 8 inclusion and 11 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: looking for participants now, as of the sponsor's last update on 17 Mar 2023. 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?

This study is still under way. Results are not available in the source record yet.

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

Contact Feng Li, MD (+8615838222689, LF_0604@163.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

2-year PFS rate (time frame: up to 36 months after enrollment or study close). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 17 Mar 2023.

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