A Study of BEBT-209 in Combination With Chemotherapy for the Treatment of Advanced Triple-Negative Breast Cancer

BEBT-209 Capsules, dosage: 150mg, frequency and duration of administration: administered on days 1, 2, 8, and 9 of each cycle, with a 21-day cycle. On days 1 and 8, take orally once before dinner or twice (before breakfast and before dinner), and on days 2 and 9, take orally once before breakfast.

Carboplatin injection, dosage: AUC 2 × (creatinine clearance rate + 25), frequency and duration of administration: administered on days 1 and 8 or days 2 and 9 of each cycle, with a 21-day cycle.

Gemcitabine hydrochloride for injection, dosage: 1000mg/m², frequency and duration of administration: administered on days 1 and 8 or days 2 and 9 of each cycle, with a 21-day cycle.