Purpose

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.

Conditions

Eligibility

Eligible Ages
Between 18 Years and 80 Years
Eligible Sex
All
Accepts Healthy Volunteers
No

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 follow for response.

Exclusion Criteria

  • Any serious medical condition or laboratory abnormality or psychiatric condition or any other significant or unstable concurrent medical illness (in the opinion of the Investigator) would preclude protocol adherence or would make the safety of the study drug difficult to assess - Treatment with systemic broad-spectrum antibiotics. - No active viral infections. - Coexisting severe chronic diseases other than cancer (autoimmunity, inflammatory diseases) - Secondary gastrointestinal motility disorders - History of solid organ transplant or bone marrow transplant - Prior CAR-T (chimeric antigen receptor) or allogeneic cellular therapy - Ongoing systemic immunosuppressive therapy, with the exclusion of prednisone (10 mg/day) - Concurrent therapy with any other investigational agent, vaccine, or device - Pregnant or breastfeeding or planning to conceive or father a child during the trial period - Subjects with untreated brain metastasis. Treated brain metastasis are permitted if stable - More than 4 prior systemic therapies - Other cancer medications during treatment period are not permitted - Enrollment in other clinical trials.

Study Design

Phase
Phase 1
Study Type
Interventional
Allocation
Non-Randomized
Intervention Model
Single Group Assignment
Intervention Model Description
Single Group Assignment
Primary Purpose
Treatment
Masking
None (Open Label)

Arm Groups

ArmDescriptionAssigned Intervention
Other
Open Label
R-5780 Probiotic
  • Drug: R-5780
    Probiotic

Recruiting Locations

Sarah Cannon Research Institute
Denver, Colorado 80218
Contact:
Tamara Davidson
720-667-7459
Tamara.Davidson@sarahcannon.com

Sarah Cannon Research Institute
Nashville, Tennessee 37203
Contact:
Sam Howell
615-478-2104
sam.howell@scri.com

More Details

Status
Recruiting
Sponsor
Rise Therapeutics LLC

Study Contact

Janet Stephens, PhD
650-417-8556
jstephens@risetherapeutics.com

Detailed Description

Patients will take an oral dosage of probiotic (R-5780 and provide patient reported overall feeling and physician scored measure of their tumors. Blood and fecal evaluations of inflammation and assessment of probiotic (R-5780) on fecal levels will also be measured.

Notice

Study information shown on this site is derived from ClinicalTrials.gov (a public registry operated by the National Institutes of Health). The listing of studies provided is not certain to be all studies for which you might be eligible. Furthermore, study eligibility requirements can be difficult to understand and may change over time, so it is wise to speak with your medical care provider and individual research study teams when making decisions related to participation.