This clinical trial focuses on studying advanced solid tumors and blood cancer in children. The study uses two medications: durvalumab (also known as IMFINZI) and tremelimumab (also known as IMJUDO). Both medications are given through intravenous administration, which means they are delivered directly into the bloodstream through a vein.
The purpose of this study is to evaluate how safe these medications are when used alone or together in young patients, and to determine the most appropriate dose levels. The medications being tested belong to a group of drugs that help the body’s immune system fight cancer cells. During the study, some patients will receive durvalumab by itself, while others will receive a combination of durvalumab and tremelimumab.
The study involves children and young people under 18 years of age whose cancer has not responded to standard treatments or has come back after previous treatment. Throughout the study, doctors will monitor patients’ health through regular check-ups and medical tests to understand how well the treatment is working and to watch for any side effects.



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