Addition of S-1 to Endocrine Therapy Postoperatively Improves Survival in HR+, HER2- Breast Cancer

Adjuvant therapy with S-1, an oral fluoropyrimidine-based drug, plus endocrine therapy postoperatively significantly increased invasive disease-free survival (IDFS) in patients with HR-positive, HER2-negative breast cancer.
Source: CancerNetwork - Category: Cancer & Oncology Authors: Source Type: news