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A Study of Tislelizumab (BGB-A317) Plus Chemoradiotherapy Followed by Tislelizumab Monotherapy in Newly Diagnosed, Stage III Subjects With Locally Advanced, Unresectable Non-small Cell Lung Cancer

A PHASE 3, RANDOMIZED, BLINDED, PLACEBO-CONTROLLED STUDY OF TISLELIZUMAB (BGB-A317) PLUS CHEMORADIOTHERAPY FOLLOWED BY TISLELIZUMAB MONOTHERAPY IN NEWLY DIAGNOSED, STAGE III SUBJECTS WITH LOCALLY ADVANCED, UNRESECTABLE NON-SMALL CELL LUNG CANCER

Status
Terminated
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT03745222
Acronym
RATIONALE001
Enrollment
1
Registered
2018-11-19
Start date
2019-05-22
Completion date
2019-06-26
Last updated
2020-07-15

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Carcinoma, Non-Small-Cell Lung

Keywords

Locally Advanced, Unresectable Non-Small Cell Lung Cancer, Non-Small Cell Lung Cancer, NSCLC, Randomized, BGB-A317, Tislelizumab, PD-1

Brief summary

This is a Phase 3, randomized, double-blind, placebo-controlled multicenter global study designed to compare the efficacy and safety of tislelizumab in combination with concurrent chemoradiotherapy (cCRT) followed by tislelizumab monotherapy versus cCRT alone, and tislelizumab given sequentially after cCRT versus cCRT alone, in newly diagnosed stage III subjects with locally advanced, unresectable non-small cell lung cancer (NSCLC). The primary endpoint is centrally-assessed progression free survival (PFS) in the intent-to-treat (ITT) population. .

Interventions

DRUGTislelizumab

PD-1 inhibitor (monoclonal antibody against PD-1)

Chemotherapy options include carboplatin/paclitaxel and cisplatin/etoposide per standard of care. Radiotherapy will also be given concurrently with chemotherapy.

OTHERPlacebo

Placebo

Sponsors

BeiGene
CollaboratorINDUSTRY
Celgene
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

1. Newly diagnosed, histologically confirmed, locally advanced, stage III unresectable non small cell lung cancer (NSCLC). Staging will be confirmed at screening by positron emission tomography-computed tomography (PET/CT) and brain imaging by magnetic resonance imaging (MRI) or computed tomography (CT) with contrast. 2. Eastern Cooperative Oncology Group (ECOG) performance status ≤ 1. 3. Epidermal growth factor receptor (EGFR) mutation and anaplastic lymphoma kinase (ALK) gene translocation status available prior to randomization. 4. Provision of fresh or archival tumor tissue or discussion with Sponsor. 5. Adequate hematologic and end-organ function.

Exclusion criteria

1. Prior therapies including those targeting PD-1 or PD-L1 or chemotherapy, radiation, targeted therapy, biologic therapy, immunotherapy or investigational agent used to control non-small cell lung cancer (NSCLC). 2. History of severe hypersensitivity reactions to other monoclonal antibodies or any contraindication to the planned chemotherapy regimen. 3. History of, or ongoing, interstitial lung disease; pneumonitis requiring steroids; or clinically significant pericardial effusion. 4. Any active malignancy less than or equal to 2 years before randomization, with the exception of non-small cell lung cancer (NSCLC) and any locally recurring cancer that has been treated curatively. 5. Severe chronic or active infections including those requiring systemic antibacterial, antifungal or antiviral therapy; known human immunodeficiency virus (HIV) infection; untreated chronic hepatitis B or chronic hepatitis B virus carries or active hepatitis C; or active autoimmune disease. 6. Prior allogeneic stem cell transplantation or organ transplantation. 7. Significant cardiovascular disease or other condition which places the patient at risk.

Design outcomes

Primary

MeasureTime frameDescription
Progression-Free Survival (PFS)Up to approximately 5 years; date of randomization to the date of tumor progression or death; until study withdrawal date of 26 June 2019Progression-free survival was defined as the time from the date of randomization to the date of the first objectively tumor progression as assessed by the blinded independent central review per Response Evaluation Criteria in Solid Tumors (RECIST) Version 1.1 criteria (documented by radiological assessment) or death (any cause) on or prior to the clinical cut-off date, which ever occurred first. Stable disease-neither sufficient shrinkage to qualify for PR nor sufficient increase of lesions to qualify for Progressive disease (PD)• Progressive Disease- At least a 20% increase in the sum of diameters of target lesions from nadir.

Secondary

MeasureTime frameDescription
Overall Survival at 24 MonthsUp to approximately 24 monthsOverall survival was defined as the time between randomization of treatment and death from any cause.
Percentage of Participants Who Achieved a Best Overall Response of Complete Response or Partial ResponseUp to approximately 5 yearsOverall Response was defined as percentage of participants who had a radiologic confirmed complete response (CR) or partial response (PR) according to Response Evaluation Criteria in Solid Tumors (RECIST 1.1) guidelines, between Day 1 of treatment and subsequent anti-cancer therapy, death or study discontinuation. Complete response was defined as the disappearance of all target lesions; partial response (PR) is defined as at least a 30% decrease in the sum of diameters of target lesions from baseline; stable disease-neither sufficient shrinkage to qualify for PR nor sufficient increase of lesions to qualify for progressive disease (PD).
Duration of ResponseUp to approximately 5 yearsDuration of Response is defined as the time from the first occurrence of a documented objective response to the time of relapse, as determined by blinded independent central review per RECIST v1.1, or death from any cause, whichever comes first.
Percentage of Participants Alive and Progression-Free at 12 Months (APF12)Up to 12 monthsProgression-free survival was defined as the time from the date of randomization to the date of the first objectively tumor progression as assessed by the blinded independent central review per Response Evaluation Criteria in Solid Tumors (RECIST) Version 1.1 criteria (documented by radiological assessment) or death (any cause) on or prior to the clinical cut-off date, which ever occurred first
Overall Survival (OS)Up to approximately 5 years; date of randomization to date of death from any cause.Overall survival was defined as the time between randomization of treatment and death from any cause.
Time to Distant Metastasis (TTDM)Up to approximately 5 yearsTTDM was defined as the time from the date of randomization until the first date of distant metastasis or death in the absence of distant metastasis. Distant metastasis was defined as any new lesion that is outside of the radiation field according to RECIST v1.1 or proven by biopsy.
Number of Participants With Treatment Emergent Adverse Events (TEAEs)From first dose of study drug up to study withdrawal date of 26 June 2019; 15 days.TEAEs include any adverse events (AEs) that had an onset date or a worsening in severity from baseline on or after the first dose of study drug up to 30 days following study drug discontinuation or initiation of new anticancer therapy, whichever occurred first. TEAEs also included all immune-related AEs recorded up to 90 days after the last dose of tislelizumab or placebo, regardless of whether or not the particpant started a new anticancer therapy. In addition, any serious AE with an onset date more than 30 days after the last dose of study drug that is assessed by the investigator as related to study drug were considered a TEAE.
Number of Participants With Lung Cancer Symptoms Assessed by the Corresponding Domains of the European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-C30 (EORTC-QLQ-C30) and Lung-Cancer Specific QLQ-LC13Up to approximately 5 yearsThe EORTC QLQ-C30 is a 30-item, questionnaire assessing quality of life (QoL), psychosocial burden and physical symptoms. It is classified into 15 domains: 5 functional subscales (physical functioning, role functioning, emotional functioning, cognitive functioning, and social functioning); 3 multi-item symptom subscales (fatigue, nausea/vomiting, and pain); each item is measured on a 4 point response scale; (not at all, a little, quite a bit, very much), with the exception of the 2 items measuring global health and QoL, (measured on a 7-point response scale). Scores are linearly transformed to 0 to 100 scores. Scores vary from 0 (worst) to 100 (best) for the functional dimensions and GHS, and from 0 (best) to 100 (worst) for the symptom dimensions; higher scores = better QoL, better functioning, or more severe symptoms, respectively. The LC13 covers 13 typical symptoms of lung cancer patients, such as coughing, pain, dyspnea, sore mouth, peripheral neuropathy, and hair loss.
Percentage of Participants Who Would Have Continued on to Monotherapy PhaseUp to approximately 5 yearsIncluded the percentage of participants who would have received at least one dose of tislelizumab or placebo in the monotherapy phase before progression.
Percentage of Participants Alive and Progression-free at 18 Months (APF18)Up to approximately 18 monthsProgression-free survival was defined as the time from the date of randomization to the date of the first objectively tumor progression as assessed by the blinded independent central review per Response Evaluation Criteria in Solid Tumors (RECIST) Version 1.1 criteria (documented by radiological assessment) or death (any cause) on or prior to the clinical cut-off date, which ever occurred first

Countries

Belgium, Canada, China, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Japan, Netherlands, New Zealand, Poland, Portugal, Romania, Russia, Singapore, South Korea, Spain, Taiwan, United Kingdom, United States

Participant flow

Recruitment details

One participant was enrolled in the United States before the study was terminated.

Participants by arm

ArmCount
Tislelizumab + Concurrent Chemoradiotherapy -Tislelizumab
Participants were to receive 2 cycles of tislelizumab 200 mg by intravenous (IV) infusion every 3 weeks (Q3W) with concurrent chemoradiotherapy (cCRT), followed by monotherapy with tislelizumab 200 mg IV Q3W until disease progression, death, unacceptable toxicity, subject or physician decision, withdrawal of consent or treatment discontinuation for another reason.
0
Placebo + Concurrent Chemoradiotherapy -Tislelizumab
Participants were to receive 2 cycles of identically matching placebo by IV infusion Q 3 weeks with cCRT, followed by monotherapy with tislelizumab 200 mg IV Q 3W until disease progression, death, unacceptable toxicity, subject or physician decision, withdrawal of consent or treatment discontinuation for another reason.
1
Placebo + Concurrent Chemoradiotherapy - Placebo
Participants were to receive 2 cycles of identically matching placebo by IV infusion Q 3 weeks with cCRT, followed by monotherapy with placebo IV Q 3W until disease progression, death, unacceptable toxicity, subject or physician decision, withdrawal of consent or treatment discontinuation for another reason.
0
Total1

Withdrawals & dropouts

PeriodReasonFG000FG001FG002
Overall StudyWithdrawal by Subject010

Baseline characteristics

CharacteristicPlacebo + Concurrent Chemoradiotherapy -TislelizumabTotalTislelizumab + Concurrent Chemoradiotherapy -TislelizumabPlacebo + Concurrent Chemoradiotherapy - Placebo
Age, Categorical
<=18 years
0 Participants0 Participants
Age, Categorical
>=65 years
0 Participants0 Participants
Age, Categorical
Between 18 and 65 years
1 Participants1 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
0 Participants0 Participants0 Participants0 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
1 Participants1 Participants0 Participants0 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants0 Participants0 Participants
Race/Ethnicity, Customized
Caucasian
1 Participants1 Participants0 Participants0 Participants
Sex: Female, Male
Female
1 Participants1 Participants0 Participants0 Participants
Sex: Female, Male
Male
0 Participants0 Participants0 Participants0 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
deaths
Total, all-cause mortality
0 / 00 / 10 / 0
other
Total, other adverse events
0 / 01 / 10 / 0
serious
Total, serious adverse events
0 / 00 / 10 / 0

Outcome results

Primary

Progression-Free Survival (PFS)

Progression-free survival was defined as the time from the date of randomization to the date of the first objectively tumor progression as assessed by the blinded independent central review per Response Evaluation Criteria in Solid Tumors (RECIST) Version 1.1 criteria (documented by radiological assessment) or death (any cause) on or prior to the clinical cut-off date, which ever occurred first. Stable disease-neither sufficient shrinkage to qualify for PR nor sufficient increase of lesions to qualify for Progressive disease (PD)• Progressive Disease- At least a 20% increase in the sum of diameters of target lesions from nadir.

Time frame: Up to approximately 5 years; date of randomization to the date of tumor progression or death; until study withdrawal date of 26 June 2019

Population: The study was terminated. The number of participants and the data collection period were not sufficient for statistical analysis. The patient withdrew consent.

Secondary

Duration of Response

Duration of Response is defined as the time from the first occurrence of a documented objective response to the time of relapse, as determined by blinded independent central review per RECIST v1.1, or death from any cause, whichever comes first.

Time frame: Up to approximately 5 years

Population: The study was terminated. The number of participants and the data collection period were not sufficient for statistical analysis. The patient withdrew consent.

Secondary

Number of Participants With Lung Cancer Symptoms Assessed by the Corresponding Domains of the European Organization for Research and Treatment of Cancer Quality of Life Questionnaire-C30 (EORTC-QLQ-C30) and Lung-Cancer Specific QLQ-LC13

The EORTC QLQ-C30 is a 30-item, questionnaire assessing quality of life (QoL), psychosocial burden and physical symptoms. It is classified into 15 domains: 5 functional subscales (physical functioning, role functioning, emotional functioning, cognitive functioning, and social functioning); 3 multi-item symptom subscales (fatigue, nausea/vomiting, and pain); each item is measured on a 4 point response scale; (not at all, a little, quite a bit, very much), with the exception of the 2 items measuring global health and QoL, (measured on a 7-point response scale). Scores are linearly transformed to 0 to 100 scores. Scores vary from 0 (worst) to 100 (best) for the functional dimensions and GHS, and from 0 (best) to 100 (worst) for the symptom dimensions; higher scores = better QoL, better functioning, or more severe symptoms, respectively. The LC13 covers 13 typical symptoms of lung cancer patients, such as coughing, pain, dyspnea, sore mouth, peripheral neuropathy, and hair loss.

Time frame: Up to approximately 5 years

Population: The study was terminated. The number of participants and the data collection period were not sufficient for statistical analysis. The patient withdrew consent.

Secondary

Number of Participants With Treatment Emergent Adverse Events (TEAEs)

TEAEs include any adverse events (AEs) that had an onset date or a worsening in severity from baseline on or after the first dose of study drug up to 30 days following study drug discontinuation or initiation of new anticancer therapy, whichever occurred first. TEAEs also included all immune-related AEs recorded up to 90 days after the last dose of tislelizumab or placebo, regardless of whether or not the particpant started a new anticancer therapy. In addition, any serious AE with an onset date more than 30 days after the last dose of study drug that is assessed by the investigator as related to study drug were considered a TEAE.

Time frame: From first dose of study drug up to study withdrawal date of 26 June 2019; 15 days.

Population: Safety population includes participants who received at least 1 dose of study drug.

ArmMeasureGroupValue (NUMBER)
Placebo + Concurrent Chemoradiotherapy -TislelizumabNumber of Participants With Treatment Emergent Adverse Events (TEAEs)≥ 1 TEAE1 Participants
Placebo + Concurrent Chemoradiotherapy -TislelizumabNumber of Participants With Treatment Emergent Adverse Events (TEAEs)≥ 1 Treatment Related TEAE1 Participants
Secondary

Overall Survival at 24 Months

Overall survival was defined as the time between randomization of treatment and death from any cause.

Time frame: Up to approximately 24 months

Population: The study was terminated. The number of participants and the data collection period were not sufficient for statistical analysis. The patient withdrew consent.

Secondary

Overall Survival (OS)

Overall survival was defined as the time between randomization of treatment and death from any cause.

Time frame: Up to approximately 5 years; date of randomization to date of death from any cause.

Population: The study was terminated. The number of participants and the data collection period were not sufficient for statistical analysis. The patient withdrew consent.

Secondary

Percentage of Participants Alive and Progression-Free at 12 Months (APF12)

Progression-free survival was defined as the time from the date of randomization to the date of the first objectively tumor progression as assessed by the blinded independent central review per Response Evaluation Criteria in Solid Tumors (RECIST) Version 1.1 criteria (documented by radiological assessment) or death (any cause) on or prior to the clinical cut-off date, which ever occurred first

Time frame: Up to 12 months

Population: The study was terminated. The number of participants and the data collection period were not sufficient for statistical analysis. The patient withdrew consent.

Secondary

Percentage of Participants Alive and Progression-free at 18 Months (APF18)

Progression-free survival was defined as the time from the date of randomization to the date of the first objectively tumor progression as assessed by the blinded independent central review per Response Evaluation Criteria in Solid Tumors (RECIST) Version 1.1 criteria (documented by radiological assessment) or death (any cause) on or prior to the clinical cut-off date, which ever occurred first

Time frame: Up to approximately 18 months

Population: The study was terminated. The number of participants and the data collection period were not sufficient for statistical analysis. The patient withdrew consent.

Secondary

Percentage of Participants Who Achieved a Best Overall Response of Complete Response or Partial Response

Overall Response was defined as percentage of participants who had a radiologic confirmed complete response (CR) or partial response (PR) according to Response Evaluation Criteria in Solid Tumors (RECIST 1.1) guidelines, between Day 1 of treatment and subsequent anti-cancer therapy, death or study discontinuation. Complete response was defined as the disappearance of all target lesions; partial response (PR) is defined as at least a 30% decrease in the sum of diameters of target lesions from baseline; stable disease-neither sufficient shrinkage to qualify for PR nor sufficient increase of lesions to qualify for progressive disease (PD).

Time frame: Up to approximately 5 years

Population: The study was terminated. The number of participants and the data collection period were not sufficient for statistical analysis. The patient withdrew consent.

Secondary

Percentage of Participants Who Would Have Continued on to Monotherapy Phase

Included the percentage of participants who would have received at least one dose of tislelizumab or placebo in the monotherapy phase before progression.

Time frame: Up to approximately 5 years

Population: The study was terminated. The number of participants and the data collection period were not sufficient for statistical analysis. The patient withdrew consent.

Secondary

Time to Distant Metastasis (TTDM)

TTDM was defined as the time from the date of randomization until the first date of distant metastasis or death in the absence of distant metastasis. Distant metastasis was defined as any new lesion that is outside of the radiation field according to RECIST v1.1 or proven by biopsy.

Time frame: Up to approximately 5 years

Population: The study was terminated. The number of participants and the data collection period were not sufficient for statistical analysis. The patient withdrew consent.

Source: ClinicalTrials.gov · Data processed: Feb 28, 2026