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About
The purpose of this research study is to look at the safety and side effects of combining the drug pembrolizumab with imiquimod, GM-CSF, and cryotherapy to treat breast cancer that includes skin lesions.
Enrollment
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Inclusion criteria
Histologically confirmed locally advanced unresectable or metastatic breast cancer (any ER, PR, HER2) with biopsy-proven cutaneous metastasis
Disease progression in skin and/or systemic lesions after one or more lines of therapy as follows:
HER2 positive patients must have been previously treated with Pertuzumab, Trastuzumab, and T-DM1, with at least one of them in the metastatic setting
ER positive patients must have had at least one prior line of endocrine therapy in the metastatic setting.
Prior treatment could include:
Concurrent treatment is allowed as follows:
Note: for these patients, the cutaneous lesions must either be progressing or stable for at least 2 months (i.e. not responding to current therapy).
Patients changing to a new systemic therapy must start treatment at least 2 weeks before the planned start of study treatment.
-Have measurable disease based on RECIST 1.1.
Lesions situated in a previously irradiated area are considered measurable if progression has been demonstrated in such lesions.
Patients with non-measurable or measurable systemic disease are eligible.
Absolute neutrophil count (ANC) ≥1,500 /mcL
Platelets ≥100,000 / mcL
Hemoglobin ≥9.0 g/dL or ≥5.6 mmol/L without erythropoietin dependency and without packed red blood cell transfusion within the last 2 weeks
Creatinine ≤1.5 X upper limit of normal (ULN) OR
Measured or calculateda creatinine clearance (GFR can also be used in place of creatinine or CrCl) ≥30 mL/min for subject with creatinine levels > 1.5 X institutional ULN
Total bilirubin ≤ 1.5 X ULN OR
Direct bilirubin ≤ ULN for subjects with total bilirubin levels > 1.5 ULN
AST (SGOT) and ALT (SGPT) ≤ 2.5 X ULN (≤ 5 X ULN for subjects with liver metastases)
International Normalized Ratio (INR) or Prothrombin Time (PT) ≤1.5 X ULN unless subject is receiving anticoagulant therapy as long as PT or PTT is within therapeutic range of intended use of anticoagulants
Activated Partial Thromboplastin Time (aPTT) ≤1.5 X ULN unless subject is receiving anticoagulant therapy as long as PT or PTT is within therapeutic range of intended use of anticoagulants
-A female participant is eligible to participate if she is not pregnant, not breastfeeding, and at least one of the following conditions applies:
Not a woman of childbearing potential (WOCBP) OR
A WOCBP who agrees to follow the contraceptive guidance during the treatment period and for at least 12 days after the last dose of study treatment.
All WOCBP must have a negative serum or urine pregnancy test (minimum sensitivity 25 IU/L or equivalent units of beta-human chorionic gonadotropin [β-hCG]) within 14 days of anticipated start of study treatment. Pregnancy test will be repeated on day 1 prior to initiation of study treatment.
Exclusion criteria
Has large, ulcerated, bulky tumors (defined as total volume greater than 4 x 4 x 4 cm^3 with > 50% ulceration).
Has life expectancy of < 6 months.
Prior treatment with the following:
Note: If subject had recent surgery, they must have recovered adequately from the toxicity and/or complications from the intervention in the opinion of the treating investigator prior to starting therapy
Has severe hypersensitivity (≥ grade 3) to pembrolizumab or any of its excipients.
Has a known additional malignancy that is progressing or requires active treatment within the past 3 years. Note: participants with basal cell carcinoma of the skin, squamous cell carcinoma of the skin, or carcinoma in situ (e.g. breast carcinoma, cervical cancer) that have undergone potentially curative therapy are not excluded.
Has known active central nervous system (CNS) metastases and/or carcinomatous meningitis.
Note: Patients with stable brain metastases must have stable brain imaging within 28 days prior to first dose of study treatment
Primary purpose
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1 participants in 1 patient group
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Data sourced from clinicaltrials.gov
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