a Pilot Study to Explore the Efficacy of Inosine Reversing Chemo Resistance in Triple Negative Breast Cancer

A2024.1.30

This is a Phase II, open-label, single-arm study evaluating the efficacy and safety of combined treatment of Inosine with chemotherapy in mTNBC (triple negative breast cancer) patients who progressed during previous chemotherapy.

2024-04-10

2024-12-31

2025-01-31

Not yet recruiting

Early phase I

10

Inclusion Criteria: - ECOG Performance Status of 0, 1 * Metastatic or locally advanced, histologically documented TNBC (absence of HER2, ER, and PR expression) * Radiologic/objective evidence of recurrence or disease progression after chemotherapy for metastatic breast cancer (MBC) * Adequate hematologic and end-organ function, laboratory test results, obtained within 14 days prior to initiation of study treatment. * For women of childbearing potential: agreement to remain abstinent (refrain from heterosexual intercourse) or use contraceptive measures as outlined for each specific treatment arm * Measurable disease according to Response Evaluation Criteria in Solid Tumors v1.1 (RECIST v1.1) * have the cognitive ability to understand the protocol and be willing to participate and to be followed up Exclusion Criteria: * Symptomatic, untreated, or actively progressing CNS metastases * Active or history of autoimmune disease or immune deficiency * Significant cardiovascular disease * History of malignancy other than breast cancer within 5 years prior to screening, with the exception of those with a negligible risk of metastasis or death * Treatment with chemotherapy, radiotherapy,immunotherapy or surgery (outpatient clinic surgery excluded) within 3 weeks prior to initiation of study treatment. * Pregnancy or breastfeeding, or intention of becoming pregnant during the study * History of allergies to the drug components of this trial * Patients who have been using oral steroid hormones for a long time will need to stop for 4 weeks if they have used them occasionally in the past

{'studyType': 'INTERVENTIONAL', 'phases': ['PHASE2'], 'designInfo': {'allocation': 'NA', 'interventionModel': 'SINGLE_GROUP', 'primaryPurpose': 'TREATMENT', 'maskingInfo': {'masking': 'NONE'}}, 'enrollmentInfo': {'count': 10, 'type': 'ESTIMATED'}}

2024-04-09