Eligibility criteria
cancer, cognitive impairment
CANCER, ADVERSE REACTION, BREAST CANCER
Participants were: (1) diagnosed with stage I–III breast cancer; (2) scheduled for neo/adjuvant chemotherapy; (3) ≥18 years of age; (4) able to speak English; and (5) able to provide informed consent. Exclusion criteria were: (1) history of an adverse reaction to memantine; (2) another cancer diagnosis with estimated survival <5 years; (3) previous chemotherapy; (4) severe cognitive impairment, defined as Blessed Orientation‐Memory‐Concentration Test