ObjectivePatients with breast cancer carrying BRCA1 and BRCA2 genetic alterations show poor prognoses. However. the efficacy of pharmacotherapies for patients with advanced breast cancer carrying BRCA1/2 pathogenic variants remains unclear. This study aimed to conduct a network meta-analysis to assess the efficacy and safety of various pharmacotherapies for patients with metastatic. https://www.mamapaisa.com/product-category/semi-permanent/