DihydroPyrimidine Dehydrogenase (DPD) Deficiency

The FDA is providing this communication to increase awareness of recent updates to the product labeling of Capecitabine and Fluorouracil (5-FU) related to risks associated with DihydroPyrimidine Dehydrogenase (DPD) deficiency. All healthcare providers should be aware of the risks of DPD deficiency, inform patients prior to treatment about the potential for serious and life-threatening toxicities due to DPD deficiency, and discuss testing options for DPD deficiency with their patients.

DATROWAY® (Datopotamab deruxtecan-dlnk)

The FDA on January 17, 2025, approved DATROWAY®, a Trop-2-directed antibody and topoisomerase inhibitor conjugate, for adult patients with unresectable or metastatic, Hormone Receptor (HR)-positive, Human Epidermal growth factor Receptor 2 (HER2)-negative (IHC 0, IHC1+ or IHC2+/ISH-) breast cancer who have received prior endocrine-based therapy and chemotherapy for unresectable or metastatic disease. DATROWAY® is a product of  Daiichi Sankyo, Inc.