| Recruiting | 3 | 540 | Europe | Letrozole 2.5mg, Femara, Placebo | Swiss GO Trial Group, AGO Study Group, Arbeitsgemeinschaft Gynaekologische Onkologie Austria, Reliable Cancer Therapies, Krebsliga Schweiz, Stiftung Guido Feger, Hoffmann-La Roche, Helsana AG, Novartis Pharmaceuticals, Anticancer Fund, Belgium | Ovarian Neoplasm Epithelial, Fallopian Tube Neoplasms, Peritoneal Neoplasms, High-grade Serous Ovarian Carcinoma (HGSOC), Low-grade Serous Ovarian Carcinoma (LGSOC), Ovarian Endometrioid Carcinoma | 10/25 | 10/30 | | |
| Recruiting | 2/3 | 268 | Europe, Canada, US, RoW | Navtemadlin, KRT-232, Navtemadlin Placebo | Kartos Therapeutics, Inc., European Network of Gynaecological Oncological Trial Groups (ENGOT), GOG Foundation | Endometrial Cancer | 08/25 | 07/27 | | |