1- Objectives, to evaluate the efficacy of Deferoxamine in prevention of acute and delayed doxorubicin-induced cardio toxicity. 2- Design, the study is designed as a phase 3, open label, single center, and two arms clinical trial study. Sixty patients who eligible for inclusion criteria will be enrolled in the study. They will be divided into three groups with block randomization. 3- Setting and conduct, all stages of the project explain for each patient, and then if they want to enter the project inform consent would be obtained. The patients will be treated by different doses of Deferoxamine during chemotherapy. 4- Participants including major eligibility criteria, new pediatric cancer patients who are going to receive Anthracyclin drugs as part of their chemotherapy regimen. 5- Intervention, 10 to 20 mg/kg/day and 50 mg/kg/day dose regimen of Deferoxamine in two intervention groups, respectively. One group as control will receive no treatment. 6- Main outcome measures (variables), include assessing Troponin I, NT-proBNP, cardiac function with conventional and tissue doppler echocardiography.