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About
This phase II trial studies how well pembrolizumab works in preventing lung cancer patients with stage I-II non-small cell lung cancer or high-risk pulmonary nodules. Immunotherapy with monoclonal antibodies, such as pembrolizumab, may help the body's immune system attack the cancer, and may interfere with the ability of tumor cells to grow and spread.
Full description
PRIMARY OBJECTIVE:
I. To determine whether immune checkpoint blockade using pembrolizumab eliminates persistent (on two computed tomography [CT] scans at least 3 months apart with no evidence of shrinkage or regression) high-risk indeterminate pulmonary nodules (IPNs) at 6 months after treatment initiation.
SECONDARY OBJECTIVES:
I. To determine whether immune checkpoint blockade using pembrolizumab decreases the incidence of lung cancers confirmed by histology (biopsy or resection).
II. To determine whether immune checkpoint blockade using pembrolizumab prolongs cancer free survival (disease free survival [DFS]) compared with observation in patients with high-risk IPNs.
III. To determine whether immune checkpoint blockade using pembrolizumab prolongs lung cancer-specific survival compared with observation in patients with high-risk IPNs.
IV. To determine whether immune checkpoint blockade using pembrolizumab prolongs overall survival (OS) compared with observation in patients with high-risk IPNs.
V. To assess the safety and tolerability of pembrolizumab in patients with high-risk IPNs.
VI. To assess quality of life patient reported outcomes in patients treated with pembrolizumab compared with patients under observation.
VII. To determine whether immune checkpoint blockade using pembrolizumab decreases the solid component of high-risk IPNs.
VIII. To assess the health-related quality of life (QoL) on subjects enrolled in the study.
EXPLORATORY OBJECTIVES:
I. To explore the radiographic (including radiomic features) evolution of high-risk IPNs with and without treatment of pembrolizumab and to assess their association with risks of risk of lung cancer as well as their association with clinical benefit/toxicities in patients treated with pembrolizumab.
II. To explore the germline deoxyribonucleic acid (DNA) profile and genomic evolution of circulating tumor DNA (ctDNA) of patients with high-risk IPNs and assess their association with risks of risk of lung cancer as well as their association with clinical benefit/toxicities in patients treated with pembrolizumab.
III. To explore the T cell receptor (TCR) repertoire evolution of patients with high-risk IPNs and assess their association with risks of risks of lung cancer as well as their association with clinical benefit/toxicities in patients treated with pembrolizumab.
IV. To explore the evolution of serum soluble factors, such as IFN-gamma and interferon inducible factors (such as CXCL9 and CXCL10), IL-12, TNFalpha, IL-10, TGF-beta, VEGF, IL-6, IL-8, IL-17, IL-18, C-reactive protein etc. and assess their association with risks of risks of lung cancer as well as their association with clinical benefit/toxicities in patients treated with pembrolizumab.
V. To explore the evolution of immunophenotyping or characterization of the immune cell subsets in the periphery, including, but not limited to, T cells, B cells, natural killer [NK] cells, or subpopulations of the aforementioned immune cell types and assess their association with risks of risks of lung cancer as well as their association with clinical benefit/toxicities in patients treated with pembrolizumab.
VI. To explore the evolution of microbiome and assess their association with risks of lung cancer as well as their association with clinical benefit/toxicities in patients treated with pembrolizumab.
OUTLINE:
Patients receive pembrolizumab intravenously (IV) over 30 minutes on day 1. Treatment repeat every 3 weeks for up to 4 cycles in the absence of disease progression or unacceptable toxicity. Patients also undergo computed tomography (CT) scans and collection of blood samples throughout the trial.
After conclusion of study treatment, patients are followed up at 3 and 6 months.
Enrollment
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Inclusion and exclusion criteria
Inclusion Criteria:
i. Emergence of solid components within 12 months before the time of screening for patients with pure GGO nodules OR ii. Enlargement of solid components within 12 months before the time of screening for patients with partial solid nodules OR iii. Enlargement of the overall size of lung nodule leading to increase in predicted risk by 5% within 12 months before the time of screening 2. Male/female participants who are at least 18 years of age on the day of signing informed consent with diagnosis of high-risk IPNs as defined below will be enrolled in this study.
3. A male participant must agree to use a contraception as detailed in Appendix 3 of this protocol during the treatment period and for at least 12 weeks while receiving pembrolizumab plus an additional 120 days (a spermatogenesis cycle) for study treatments with evidence of genotoxicity at any dose after the last dose of study treatment and refrain from donating sperm during this period.
4. A female participant is eligible to participate if she is not pregnant (see Appendix 3), not breastfeeding, and at least one of the following conditions applies:
Not a woman of childbearing potential (WOCBP) as defined in Appendix 3 OR
A WOCBP who agrees to follow the contraceptive guidance in Appendix 3 during the treatment period and for at least 120 days for study treatments with risk of genotoxicity after the last dose of study treatment.
5. The participant (or legally acceptable representative if applicable) provides written informed consent for the trial.
6. Have an Eastern Cooperative Oncology Group (ECOG) performance status of 0 to 1. Evaluation of ECOG is to be performed within 7 days prior to the date of study enrollment.
7. Have adequate organ function as defined in the following table (Table 4). Specimens must be collected within 10 days prior to the start of study treatment.
Table 4 Adequate Organ Function Laboratory Values Hematological
Absolute neutrophil count (ANC) = ≥1500 per microliter (within 10 days prior to the start of study treatment).
Platelets = ≥100,000 per microliter (within 10 days prior to the start of study treatment).
Hemoglobin = ≥ 9.0 grams per microliter or = ≥ 5.6 millimoles/liter (within 10 days prior to the start of study treatment) (*criteria must be met without erythropoietin dependency and without packed red blood cell (pRBC) transfusion within last 2 weeks).
Creatinine OR measured or calculated creatinine clearance (glomerular filtration rate [GFR] can also be used in place of creatinine or creatinine clearance [CrCL]) =≤ 1.5 x ULN OR = ≥ 30 milliliters per minute (min) for participant with creatinine levels > 1.5 x institutional upper limit of normal (ULN) (creatinine clearance (CrCl) should be calculated per institutional standard.) (within 10 days prior to the start of study treatment).
Total bilirubin = ≤ 1.5 x ULN OR direct bilirubin = ≤ ULN for participants with total bilirubin levels > 1.5 x ULN (within 10 days prior to the start of study treatment).
Aspartate aminotransferase (AST) serum glutamic oxaloacetic transaminase (SGOT) and alanine aminotransferase (ALT) serum glutamate pyruvate transaminase (SGPT) = ≤ 2.5 x ULN (within 10 days prior to the start of study treatment).
International normalized ratio (INR) OR prothrombin time (PT), activated partial thromboplastin time (aPTT) = ≤ 1.5 x ULN unless participant is receiving anticoagulant therapy as long as PT or aPTT is within therapeutic range of intended use of anticoagulants (within 10 days prior to the start of study treatment).
Exclusion Criteria:
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45 participants in 1 patient group
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Data sourced from clinicaltrials.gov
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