Not to be given IM or intrathecal. Severe & febrile neutropenia; secondary leukemia; early & delayed cardiotoxicity; active or dormant CV disease; nausea & vomiting, mucositis/stomatitis; tumor lysis syndrome; alopecia. Inj site effects; extravasation. Assess hematologic profiles, cardiac function prior to & during therapy. Evaluate serum total bilirubin, renal function, blood uric acid levels, K, Ca phosphate & creatinine prior to & during therapy. Not to be mixed w/ heparin. Not to be used in combination w/ other cardiotoxic agents. Avoid use w/ live vaccines. Prior or concomitant RT to mediastinal/pericardial area, previous therapy w/ other anthracyclines or anthracenediones, concomitant use of drugs w/ ability to suppress cardiac contractility or cardiotoxic drugs eg, trastuzumab. Not to be used in severe hepatic impairment. Renal & mild to moderate hepatic impairment. May affect fertility. Women of childbearing potential & male partners should use effective contraception during & for a period after treatment. Not to be used during pregnancy; lactation & for at least 6 days after last dose.