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About
This randomized phase II trial studies how well giving pembrolizumab with standard chemotherapy, tumor infiltrating lymphocytes (TIL), and aldesleukin works in treating patients with melanoma that has spread to other areas of the body. 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. Drugs used in chemotherapy, such as cyclophosphamide and fludarabine phosphate, work in different ways to stop the growth of tumor cells, either by killing the cells, by stopping them from dividing, or by stopping them from spreading. Giving an infusion of TIL, or white blood cells, may help stimulate the immune system to help kill more cells. Aldesleukin may also stimulate the white blood cells to kill melanoma cells. Giving pembrolizumab together with standard chemotherapy, TIL, and high- or low-dose aldesleukin may help stop the melanoma from spreading.
Full description
PRIMARY OBJECTIVES:
I. Evaluate the overall response rates of pembrolizumab (MK-3475) combined with lymphodepletion, TIL and high or low dose aldesleukin (interleukin-2) therapy in patients with metastatic melanoma.
SECONDARY OBJECTIVES:
I. Comparison of progression free survival between the treatment arms. II. Comparison of overall survival between the treatment arms. III. Comparison of deep tumor responses (defined as over 60% reduction in tumor burden) between the treatment arms as per Response Evaluation Criteria in Solid Tumors (RECIST) criteria.
IV. Number of complete responses in both treatment arms. V. Safety evaluations by Common Terminology Criteria for Adverse Events (CTCAE) version (v) 4.
EXPLORATORY OBJECTIVES:
I. Identification of biomarkers predictive of treatment response or failure through immunohistochemistry, flow cytometry, gene expression changes as assessed by NanoString codeset, neo-antigen identification and complementary determining region (CDR)3 sequencing from blood and tumor samples acquired from baseline and on-treatment samples.
OUTLINE: Patients are randomized to 1 of 2 arms.
ARM I: Patients receive standard lymphodepleting chemotherapy comprising of cyclophosphamide intravenously (IV) over 2 hours on days -7 and -6 followed by fludarabine phosphate IV piggyback (IVPB) over 15-30 minutes on days -5 to -1. Patients also receive therapeutic tumor infiltrating lymphocytes IV over 15-60 minutes on day 0 followed by high-dose aldesleukin IV over 15 minutes every 8-16 hours for up to 15 doses on days 1-5. Beginning between 21-28 days after TIL infusion, patients receive maintenance therapy comprising of pembrolizumab IV over 30 minutes every 21 days for up to 2 years in the absence of disease progression or unacceptable toxicity.
ARM II: Patients receive standard lymphodepleting chemotherapy comprising of cyclophosphamide, fludarabine phosphate, and therapeutic tumor infiltrating lymphocytes as in Arm I, followed approximately 6 hours later by low-dose aldesleukin subcutaneously (SC) once per day (QD) for 14 days. Patients also receive pembrolizumab as in Arm I.
After completion of study treatment, patients are followed up every 3 months.
Enrollment
Sex
Ages
Volunteers
Inclusion criteria
Exclusion criteria
TURNSTILE I - SCREENING
Active systemic infections requiring intravenous antibiotics, coagulation disorders or other major medical illnesses of the cardiovascular, respiratory or immune system; PI or his designee shall make the final determination regarding appropriateness of enrollment
Primary immunodeficiency and need for chronic steroid therapy, exception: patients on chronic physiological dose of steroid equivalent to prednisone < 10 mg/day is allowed
Patients who are pregnant or nursing
Presence of a significant psychiatric disease, which in the opinion of the principal investigator or his designee, would prevent adequate informed consent
TURNSTILE II - TREATMENT
Is currently participating in or has participated in a study of an investigational agent or using an investigational device within 4 weeks of the first dose of treatment
Has a diagnosis of immunodeficiency or is receiving systemic steroid therapy or any other form of immunosuppressive therapy within 7 days prior to initiation of lymphodepletion; exception: patients on chronic physiologic dose of steroid equivalent to prednisone < 10 mg/day is allowed
Has not recovered (i.e., =< grade 1 or at baseline) from adverse events due to investigational or standard agents administered more than 4 weeks earlier
Has had prior chemotherapy, targeted small molecule therapy, or radiation therapy within 2 weeks prior to lymphodepletion or who has not recovered (i.e., =< grade 1 or at baseline) from adverse events due to a previously administered agent
Has a known additional malignancy that is progressing or requires active treatment; exceptions include basal cell carcinoma of the skin, squamous cell carcinoma of the skin, or in situ cervical cancer that has undergone potentially curative therapy
Has known active central nervous system (CNS) metastases and/or carcinomatous meningitis; subjects with previously treated brain metastases may participate provided they are stable (without evidence of progression by imaging for at least four weeks prior to the first dose of trial treatment and any neurologic symptoms have returned to baseline), have no evidence of new or enlarging brain metastases, and are not using steroids for at least 7 days prior to initiation of lymphodepletion
Has an active autoimmune disease requiring systemic treatment within the past 3 months or a documented history of clinically severe autoimmune disease; subjects with vitiligo or resolved childhood asthma/atopy would be an exception to this rule; subjects that require intermittent use of bronchodilators or local steroid injections would not be excluded from the study; subjects with hypothyroidism stable on hormone replacement or Sjogren's syndrome will not be excluded from the study; subjects with hypophysitis stable on physiologic dose of steroid will not be excluded from the study
Has evidence of interstitial lung disease or has a history of non-infectious pneumonitis that required steroids or current pneumonitis
Has an active infection requiring systemic therapy
Has known psychiatric or substance abuse disorders that would interfere with cooperation with the requirements of the trial
Is pregnant or breastfeeding, or expecting to conceive or father children within the projected duration of the trial, starting with the pre-screening or screening visit through 120 days after the last dose of trial treatment
Has a known history of human immunodeficiency virus (HIV) (HIV 1/2 antibodies)
Has known active hepatitis B (e.g., hepatitis B virus HBsAg surface protein antigen [HBsAg] reactive) or hepatitis C (e.g., hepatitis C virus [HCV] ribonucleic acid [RNA] [qualitative] is detected)
Has received a live vaccine within 30 days prior to the first dose of trial treatment
Any active systemic infections requiring intravenous antibiotics, coagulation disorders or other major medical illnesses of the cardiovascular, respiratory or immune system, such as abnormal stress thallium or comparable test, myocardial infarction, cardiac arrhythmias, obstructive or restrictive pulmonary disease; PI or his designee shall make the final determination regarding appropriateness of enrollment
Primary purpose
Allocation
Interventional model
Masking
18 participants in 2 patient groups
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Data sourced from clinicaltrials.gov
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