| Active, not recruiting | 1/2 | 23 | Canada, US | Elimusertib, ATR Inhibitor BAY1895344, ATR Kinase Inhibitor BAY1895344, BAY 1895344, BAY-1895344, BAY1895344 | National Cancer Institute (NCI) | Recurrent Alveolar Rhabdomyosarcoma, Recurrent Ewing Sarcoma, Recurrent Lymphoma, Recurrent Malignant Solid Neoplasm, Refractory Alveolar Rhabdomyosarcoma, Refractory Ewing Sarcoma, Refractory Lymphoma, Refractory Malignant Solid Neoplasm | 12/24 | 12/24 | | |