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Efficacy and Safety of Tislelizumab in Combination With Fruquintinib in Participants With Selected Solid Tumors

A Multicenter, Open-label Phase 2 Study to Evaluate the Efficacy and Safety of Tislelizumab in Combination With Fruquintinib in Patients With Selected Solid Tumors

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04716634
Enrollment
84
Registered
2021-01-20
Start date
2021-04-19
Completion date
2024-02-22
Last updated
2025-03-25

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

Conditions

Advanced Solid Tumors

Keywords

Solid tumors

Brief summary

This was an open label, multicenter, Phase 2 study designed to assess the efficacy and safety of tislelizumab in combination with fruquintinib in participants with advanced or metastatic, unresectable gastric cancer (GC), or colorectal cancer (CRC) or non-small cell lung cancer (NSCLC). The study was conducted in 2 parts. Part 1 was the safety run-in stage to determine dose-limiting toxicity (DLT) and recommended Phase 2 dose (RP2D). Part 2 assessed the preliminary efficacy of tislelizumab in combination with fruquintinib in participants as measured by the overall response rate (ORR) and other efficacy and safety profiles.

Detailed description

This was an open label, multicenter, Phase 2 study designed to assess the efficacy and safety of tislelizumab in combination with fruquintinib in patients with advanced or metastatic, unresectable GC, and CRC or NSCLC. The study was conducted in 2 parts. Part 1 of the study was the safety run-in stage which assessed dose-limiting toxicities (DLTs) and RP2D. Part 2 began at RP2D. Participants enrolled in Part 1 at RP2D were counted towards Part 2; up to approximately 30 patients per cohort were enrolled at RP2D. The primary outcome measure of the study was ORR as assessed by the investigator as per response evaluation criteria in solid tumors (RECIST) version (v) 1.1. Tislelizumab and fruquintinib were administered until disease progression, intolerable toxicity, death, withdrawal of consent or until the study terminates.

Interventions

DRUGTislelizumab

Tislelizumab is a humanized, immunoglobulin G4 (IgG4)-variant monoclonal antibody against PD 1.

DRUGFruquintinib

Fruquintinib is a potent, oral VEGFR tyrosine kinase inhibitor (TKI)

Sponsors

Hutchison Medipharma Limited
CollaboratorINDUSTRY
BeiGene
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

Key Inclusion Criteria: 1. Signed informed consent form (ICF) and able to comply with study requirements. 2. At least 1 measurable lesion as defined by RECIST v1.1 3. Tumor tissue (archival tumor tissues as formalin-fixed paraffin-embedded blocks or approximately 15 unstained slides) for central laboratory assessment 4. Eastern Cooperative Oncology Group (ECOG) Performance Status less than or equal to (\<=) 1 5. Histologically or cytologically confirmed, advanced or metastatic, unresectable adenocarcinoma of gastric or esophagogastric junction or colon or rectum, and histologically or cytologically confirmed, locally advanced (Stage IIIB) not amenable to curative surgery or radiotherapy, or metastatic (Stage IV) NSCLC Key

Exclusion criteria

1. Had at screening any central nervous system metastasis and/or leptomeningeal disease 2. Prior therapy targeting CTLA-4, PD-1, PD-L1 or programmed cell death protein ligand-2 (PD-L2) or any other antibody or drug specifically targeting T-cell costimulation or checkpoint pathways 3. Prior treatment with VEGFR-TKI or anti-VEGFR antibody (eg, ramucirumab) 4. Received more than 1 line of systemic treatment for advanced or metastatic, unresectable adenocarcinoma of gastric or esophagogastric junction, or more than 2 lines of systemic treatment for advanced or metastatic, unresectable adenocarcinoma of the colon or rectum, or prior systemic therapy for advanced or metastatic NSCLC 5. Active autoimmune diseases or history of autoimmune diseases that may relapse, or history of interstitial lung disease, noninfectious pneumonitis, or uncontrolled lung diseases including but not limited to pulmonary fibrosis, acute lung diseases, etc. NOTE: Other protocol defined Inclusion/

Design outcomes

Primary

MeasureTime frameDescription
Part 1: Number of Participants With Dose Limiting Toxicities (DLTs)Up to 28 DaysA DLT was defined as 1 of the following toxicities (Grade 3 or 4 Hematologic or Nonhematologic toxicities) occurring during the DLT assessment window and considered by the investigator to be related to 1 or more study drugs. All toxicities or adverse events (AEs) were graded according to the National Cancer Institute-Common Terminology Criteria for Adverse Events version 5.0 (NCI-CTCAE v5.0).
Part 1: Recommended Phase 2 Dose (RP2D)Up to 28 DaysRP2D for Part 2 was determined by evaluating safety and DLTs in Part 1 participants.
Objective Response Rate (ORR) as Assessed by the Investigator Based on Response Evaluation Criteria in Solid Tumors (RECIST) Version (v)1.1From date of randomization until the date of first documented progression or death from any cause, whichever came first (up to 2 years and 9 months)ORR was defined as the percentage of participants achieving a best overall response (BOR) of complete response (CR) or partial response (PR). Per RECIST v1.1., CR was defined as disappearance of all target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to less than (\<) 10 millimeters (mm). PR was defined as at least a 30 percent (%) decrease in the sum of diameters of target lesions, taking as reference the baseline sum diameters.

Secondary

MeasureTime frameDescription
Duration of Response (DOR) as Assessed by The Investigator Based on RECIST v1.1From the first objective response to the date of first documentation of disease progression or death, whichever occurs first (up to 2 years and 9 months)DOR was defined as the time from the first occurrence of documented objective response to the time of progression as assessed by investigator per RECIST v1.1 or death from any cause, whichever occurs first. Median DOR was estimated using the Kaplan-Meier method.
Progression-Free Survival (PFS) as Assessed by Investigator Based on RECIST v1.1From date of first dose of study drug until the date of first documented progression or death from any cause, whichever came first (up to 2 years and 9 months)PFS was defined as the time from the date of the first dose of study drug(s) to the date of the confirmed documentation of progressive disease (PD) or death, whichever occurs first. Median PFS was estimated using the Kaplan-Meier method. Per RECIST v1.1, PD was defined as at least a 20% increase in the sum of diameters of target lesions, taking as reference the smallest sum on study.
Number of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibFrom the date of the first dose of study drug up to 30 days after the last dose of study drug; up to approximately 2 years and 5 months.A TEAE was defined as an AE that had an onset date or a worsening in severity from baseline (pre-treatment) on or after the first dose of study drug(s) and up to 30 days following study drug(s) discontinuation or initiation of new anticancer therapy, whichever occurred first determined according to NCI-CTCAE v5.0. Treatment emergent serious Adverse Events (TESAEs): any untoward medical occurrence at any dose: resulted in death; was life threatening; required prolong inpatient hospitalization; resulted in persistent or significant disability/incapacity; resulted in a congenital anomaly/birth defect or was considered a significant medical event by the investigator. AEs were graded for severity using NCI-CTCAE v5.0, where Grade 1: Mild; Grade 2: Moderate; Grade 3: Severe; Grade 4 - Life-threatening consequences; and Grade 5: Death related to AE. The TEAEs leading to death in this data table exclude death due to disease under study.
Overall Survival (OS)From the first dose of the study treatment to date of death from any cause (up to 2 years and 9 months)OS was defined as the time from the date of first dose to the date of death due to any cause. Median OS was estimated using the Kaplan-Meier method.
Disease Control Rate (DCR) as Assessed by the Investigator Based on RECIST v1.1From date of randomization until the date of first documented progression or death from any cause, whichever came first (up to 2 years and 9 months)DCR was defined as the percentage of participants whose best overall response is CR, PR, or stable disease (SD) as assessed by investigator as per RECIST v1.1. Per RECIST v1.1., CR was defined as disappearance of all target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to \< 10 mm. PR was defined as at least a 30% decrease in the sum of diameters of target lesions, taking as reference the baseline sum diameters. SD: Neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for PD, taking as reference the smallest sum diameters while on study.
Clinical Benefit Rate (CBR) as Assessed by the Investigator Based on RECIST v1.1From date of randomization until the date of first documented progression or death from any cause, whichever came first (up to 2 years and 9 months)CBR was defined as the percentage of participants whose best overall response is CR, PR, or durable stable disease (SD) as assessed by the investigator per RECIST v1.1. Per RECIST v1.1., CR was defined as disappearance of all target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to \< 10 mm. PR was defined as at least a 30% decrease in the sum of diameters of target lesions, taking as reference the baseline sum diameters. SD: Neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for PD, taking as reference the smallest sum diameters while on study.

Countries

China, South Korea

Participant flow

Pre-assignment details

The study consisted of 2 parts: Part 1 (Safety run-in) and Part 2 (Extension). Part 1 of the study with limited participants assessed dose-limiting toxicities (DLTs) and recommended Phase 2 dose (RP2D). These participants later moved to Part 2 of the study. Participant flow, baseline demographics and adverse event data were planned to be reported and analyzed for the combined Part 1 and Part 2 of study. All participants received same dose of study drugs (tislelizumab and fruquintinib).

Participants by arm

ArmCount
Gastric Cancer (GC): Tislelizumab and Fruquintinib
Participants with advanced or metastatic, unresectable GC received fruquintinib 5 mg daily (3 weeks receiving fruquintinib followed by 1 week off) in combination with tislelizumab 300 mg intravenously on Day 1 of every 4-week cycle (each cycle of 28-days) until disease progression, unacceptable toxicity, or withdrawal for other reasons, whichever occurred first.
31
Colorectal Cancer (CRC): Tislelizumab and Fruquintinib
Participants with advanced or metastatic, unresectable CRC received fruquintinib 5 mg daily (3 weeks receiving fruquintinib followed by 1 week off) in combination with tislelizumab 300 mg intravenously on Day 1 of every 4-week cycle (each cycle of 28-days) until disease progression, unacceptable toxicity, or withdrawal for other reasons, whichever occurred first.
31
PD-L1 + NSCLC: Tislelizumab and Fruquintinib
Participants with PD-L1 expression, and advanced or metastatic, unresectable NSCLC received fruquintinib 5 mg daily (3 weeks receiving fruquintinib followed by 1 week off) in combination with tislelizumab 300 mg intravenously on Day 1 of every 4-week cycle (each cycle of 28-days) until disease progression, unacceptable toxicity, or withdrawal for other reasons, whichever occurred first.
22
Total84

Withdrawals & dropouts

PeriodReasonFG000FG001FG002
Overall StudyClosed by Sponsor445
Overall StudyDeath24248
Overall StudyLost to Follow-up101
Overall StudyWithdrawal by Subject001

Baseline characteristics

CharacteristicGastric Cancer (GC): Tislelizumab and FruquintinibColorectal Cancer (CRC): Tislelizumab and FruquintinibPD-L1 + NSCLC: Tislelizumab and FruquintinibTotal
Age, Continuous59.0 years
STANDARD_DEVIATION 8.71
58.8 years
STANDARD_DEVIATION 7.88
63.5 years
STANDARD_DEVIATION 11.28
60.1 years
STANDARD_DEVIATION 9.29
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Asian
30 Participants31 Participants22 Participants83 Participants
Race (NIH/OMB)
Black or African American
0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
More than one race
1 Participants0 Participants0 Participants1 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants0 Participants0 Participants
Race (NIH/OMB)
White
0 Participants0 Participants0 Participants0 Participants
Sex: Female, Male
Female
10 Participants11 Participants5 Participants26 Participants
Sex: Female, Male
Male
21 Participants20 Participants17 Participants58 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
deaths
Total, all-cause mortality
24 / 3124 / 318 / 22
other
Total, other adverse events
28 / 3129 / 3119 / 22
serious
Total, serious adverse events
13 / 3114 / 3113 / 22

Outcome results

Primary

Objective Response Rate (ORR) as Assessed by the Investigator Based on Response Evaluation Criteria in Solid Tumors (RECIST) Version (v)1.1

ORR was defined as the percentage of participants achieving a best overall response (BOR) of complete response (CR) or partial response (PR). Per RECIST v1.1., CR was defined as disappearance of all target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to less than (\<) 10 millimeters (mm). PR was defined as at least a 30 percent (%) decrease in the sum of diameters of target lesions, taking as reference the baseline sum diameters.

Time frame: From date of randomization until the date of first documented progression or death from any cause, whichever came first (up to 2 years and 9 months)

Population: Analysis was performed on the safety analysis set which included all participants who received at least 1 dose of study drug(s).

ArmMeasureValue (NUMBER)
Tislelizumab and FruquintinibObjective Response Rate (ORR) as Assessed by the Investigator Based on Response Evaluation Criteria in Solid Tumors (RECIST) Version (v)1.112.9 percentage of participants
Colorectal Cancer (CRC): Tislelizumab and FruquintinibObjective Response Rate (ORR) as Assessed by the Investigator Based on Response Evaluation Criteria in Solid Tumors (RECIST) Version (v)1.19.7 percentage of participants
PD-L1 + NSCLC: Tislelizumab and FruquintinibObjective Response Rate (ORR) as Assessed by the Investigator Based on Response Evaluation Criteria in Solid Tumors (RECIST) Version (v)1.140.9 percentage of participants
Primary

Part 1: Number of Participants With Dose Limiting Toxicities (DLTs)

A DLT was defined as 1 of the following toxicities (Grade 3 or 4 Hematologic or Nonhematologic toxicities) occurring during the DLT assessment window and considered by the investigator to be related to 1 or more study drugs. All toxicities or adverse events (AEs) were graded according to the National Cancer Institute-Common Terminology Criteria for Adverse Events version 5.0 (NCI-CTCAE v5.0).

Time frame: Up to 28 Days

Population: Analysis was performed on the DLT evaluable analysis set that included all participants in Part 1 who received at least 85% of the assigned total dose of fruquintinib and at least 67% of the assigned total dose of tislelizumab during the DLT assessment period.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
Tislelizumab and FruquintinibPart 1: Number of Participants With Dose Limiting Toxicities (DLTs)0 Participants
Primary

Part 1: Recommended Phase 2 Dose (RP2D)

RP2D for Part 2 was determined by evaluating safety and DLTs in Part 1 participants.

Time frame: Up to 28 Days

Population: Analysis was performed on the DLT evaluable analysis set.

ArmMeasureValue (NUMBER)
Tislelizumab and FruquintinibPart 1: Recommended Phase 2 Dose (RP2D)5.0 milligrams (mg) per day
Secondary

Clinical Benefit Rate (CBR) as Assessed by the Investigator Based on RECIST v1.1

CBR was defined as the percentage of participants whose best overall response is CR, PR, or durable stable disease (SD) as assessed by the investigator per RECIST v1.1. Per RECIST v1.1., CR was defined as disappearance of all target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to \< 10 mm. PR was defined as at least a 30% decrease in the sum of diameters of target lesions, taking as reference the baseline sum diameters. SD: Neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for PD, taking as reference the smallest sum diameters while on study.

Time frame: From date of randomization until the date of first documented progression or death from any cause, whichever came first (up to 2 years and 9 months)

Population: Analysis was performed on the safety analysis set.

ArmMeasureValue (NUMBER)
Tislelizumab and FruquintinibClinical Benefit Rate (CBR) as Assessed by the Investigator Based on RECIST v1.132.3 percentage of participants
Colorectal Cancer (CRC): Tislelizumab and FruquintinibClinical Benefit Rate (CBR) as Assessed by the Investigator Based on RECIST v1.138.7 percentage of participants
PD-L1 + NSCLC: Tislelizumab and FruquintinibClinical Benefit Rate (CBR) as Assessed by the Investigator Based on RECIST v1.159.1 percentage of participants
Secondary

Disease Control Rate (DCR) as Assessed by the Investigator Based on RECIST v1.1

DCR was defined as the percentage of participants whose best overall response is CR, PR, or stable disease (SD) as assessed by investigator as per RECIST v1.1. Per RECIST v1.1., CR was defined as disappearance of all target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to \< 10 mm. PR was defined as at least a 30% decrease in the sum of diameters of target lesions, taking as reference the baseline sum diameters. SD: Neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for PD, taking as reference the smallest sum diameters while on study.

Time frame: From date of randomization until the date of first documented progression or death from any cause, whichever came first (up to 2 years and 9 months)

Population: Analysis was performed on the safety analysis set.

ArmMeasureValue (NUMBER)
Tislelizumab and FruquintinibDisease Control Rate (DCR) as Assessed by the Investigator Based on RECIST v1.174.2 percentage of participants
Colorectal Cancer (CRC): Tislelizumab and FruquintinibDisease Control Rate (DCR) as Assessed by the Investigator Based on RECIST v1.174.2 percentage of participants
PD-L1 + NSCLC: Tislelizumab and FruquintinibDisease Control Rate (DCR) as Assessed by the Investigator Based on RECIST v1.168.2 percentage of participants
Secondary

Duration of Response (DOR) as Assessed by The Investigator Based on RECIST v1.1

DOR was defined as the time from the first occurrence of documented objective response to the time of progression as assessed by investigator per RECIST v1.1 or death from any cause, whichever occurs first. Median DOR was estimated using the Kaplan-Meier method.

Time frame: From the first objective response to the date of first documentation of disease progression or death, whichever occurs first (up to 2 years and 9 months)

Population: Analysis was performed using participants in the safety analysis set with an objective response.

ArmMeasureValue (MEDIAN)
Tislelizumab and FruquintinibDuration of Response (DOR) as Assessed by The Investigator Based on RECIST v1.1NA months
Colorectal Cancer (CRC): Tislelizumab and FruquintinibDuration of Response (DOR) as Assessed by The Investigator Based on RECIST v1.111.9 months
PD-L1 + NSCLC: Tislelizumab and FruquintinibDuration of Response (DOR) as Assessed by The Investigator Based on RECIST v1.1NA months
Secondary

Number of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to Fruquintinib

A TEAE was defined as an AE that had an onset date or a worsening in severity from baseline (pre-treatment) on or after the first dose of study drug(s) and up to 30 days following study drug(s) discontinuation or initiation of new anticancer therapy, whichever occurred first determined according to NCI-CTCAE v5.0. Treatment emergent serious Adverse Events (TESAEs): any untoward medical occurrence at any dose: resulted in death; was life threatening; required prolong inpatient hospitalization; resulted in persistent or significant disability/incapacity; resulted in a congenital anomaly/birth defect or was considered a significant medical event by the investigator. AEs were graded for severity using NCI-CTCAE v5.0, where Grade 1: Mild; Grade 2: Moderate; Grade 3: Severe; Grade 4 - Life-threatening consequences; and Grade 5: Death related to AE. The TEAEs leading to death in this data table exclude death due to disease under study.

Time frame: From the date of the first dose of study drug up to 30 days after the last dose of study drug; up to approximately 2 years and 5 months.

Population: Analysis was performed on the safety analysis set.

ArmMeasureGroupValue (COUNT_OF_PARTICIPANTS)
Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibTEAEs30 Participants
Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibTESAEs13 Participants
Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibGrade 3 or Higher TEAEs18 Participants
Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibTEAEs Leading to Death3 Participants
Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibTEAEs Related to Tislelizumab20 Participants
Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibTEAEs Related to Fruquintinib25 Participants
Colorectal Cancer (CRC): Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibTEAEs Related to Fruquintinib26 Participants
Colorectal Cancer (CRC): Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibTEAEs31 Participants
Colorectal Cancer (CRC): Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibTEAEs Leading to Death0 Participants
Colorectal Cancer (CRC): Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibTEAEs Related to Tislelizumab22 Participants
Colorectal Cancer (CRC): Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibTESAEs14 Participants
Colorectal Cancer (CRC): Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibGrade 3 or Higher TEAEs21 Participants
PD-L1 + NSCLC: Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibTESAEs13 Participants
PD-L1 + NSCLC: Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibGrade 3 or Higher TEAEs18 Participants
PD-L1 + NSCLC: Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibTEAEs Related to Fruquintinib19 Participants
PD-L1 + NSCLC: Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibTEAEs Leading to Death1 Participants
PD-L1 + NSCLC: Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibTEAEs22 Participants
PD-L1 + NSCLC: Tislelizumab and FruquintinibNumber of Participants With Treatment Emergent Adverse Events (TEAEs) and Serious TEAEs, Grade 3 or Higher TEAEs, TEAEs Leading to Death, TEAEs Related to Tislelizumab, TEAEs Related to FruquintinibTEAEs Related to Tislelizumab16 Participants
Secondary

Overall Survival (OS)

OS was defined as the time from the date of first dose to the date of death due to any cause. Median OS was estimated using the Kaplan-Meier method.

Time frame: From the first dose of the study treatment to date of death from any cause (up to 2 years and 9 months)

Population: Analysis was performed on the safety analysis set.

ArmMeasureValue (MEDIAN)
Tislelizumab and FruquintinibOverall Survival (OS)10.5 months
Colorectal Cancer (CRC): Tislelizumab and FruquintinibOverall Survival (OS)10.0 months
PD-L1 + NSCLC: Tislelizumab and FruquintinibOverall Survival (OS)NA months
Secondary

Progression-Free Survival (PFS) as Assessed by Investigator Based on RECIST v1.1

PFS was defined as the time from the date of the first dose of study drug(s) to the date of the confirmed documentation of progressive disease (PD) or death, whichever occurs first. Median PFS was estimated using the Kaplan-Meier method. Per RECIST v1.1, PD was defined as at least a 20% increase in the sum of diameters of target lesions, taking as reference the smallest sum on study.

Time frame: From date of first dose of study drug until the date of first documented progression or death from any cause, whichever came first (up to 2 years and 9 months)

Population: Analysis was performed on the safety analysis set.

ArmMeasureValue (MEDIAN)
Tislelizumab and FruquintinibProgression-Free Survival (PFS) as Assessed by Investigator Based on RECIST v1.14.6 months
Colorectal Cancer (CRC): Tislelizumab and FruquintinibProgression-Free Survival (PFS) as Assessed by Investigator Based on RECIST v1.14.6 months
PD-L1 + NSCLC: Tislelizumab and FruquintinibProgression-Free Survival (PFS) as Assessed by Investigator Based on RECIST v1.115.6 months

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026