R-5780-01 In Combination With PD-1 Checkpoint Inhibitors (Checkpoint Protein on Immune Cells Called T Cells) in Patients With Solid Tumors
Trial Parameters
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Brief Summary
The goal of this study is determine the safety and tolerability of orally taken probiotic (R-5780) in patients currently on a PD-1 Pathway Checkpoint Inhibitor (checkpoint protein on immune cells called T cells) with Solid Tumors.
Eligibility Criteria
Inclusion Criteria: * At least 18 years of age to 80 * Ability to provide written informed consent * Unresectable stage III or stage IV melanoma, basal cell carcinoma, or squamous cell carcinoma as per the American Joint Committee on Cancer 2017 Guidelines (8th Edition) regardless of BRAF mutation status and other solid tumors. * Refractory to anti-PD (checkpoint Protein on Immune Cells called T cells)-1/L1 therapy per RECIST v1.1 defined as subject who has disease progression after receiving at least two complete cycles of ICI (immune checkpoint inhibitors) therapy or disease progression 6 months from initiation of ICI (immune checkpoint inhibitors) therapy while still on active therapy. * Life expectancy of greater than 3 months * Eastern Cooperative Oncology Group (ECOG) performance status of 0, 1 or 2 * Subjects must have evaluable disease by CT (computer tomography) or MRI (magnet resonance imaging) per RECIST 1.1 criteria or clinically apparent disease that the investigator can f