Overview CISPLATIN + AZD-1775 In Breast Cancer Status: Completed Trial end date: 2020-11-30 Target enrollment: Participant gender: Summary This research study is studying a combination of drugs as a possible treatment for triple-negative breast cancer that has spread to other areas of the body. The names of the study interventions involved in this study are: - Cisplatin - AZD1775 Phase: Phase 2 Details Lead Sponsor: Dana-Farber Cancer InstituteCollaborator: AstraZenecaTreatments: AdavosertibCisplatin