 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  dexrazoxane infusion. If skin contact should occur, wash the area with plenty of soap and water. If irritation occurs, contact your doctor right away. Heart damage may occur at any time with doxorubicin treatment, even years after the end of your doxorubicin treatment. Tell your doctor right away if you have symptoms of heart damage such as sudden nighttime shortness of breath, difficulty breathing while lying down, or shortness of breath when active.The side effects of Dexrazoxane HCl Intravenous: Pain at the injection site may occur. If this effect lasts or gets worse, tell your doctor or pharmacist promptly. Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects. Tell your doctor right away if you have any serious side effects, including: signs of infection (such as sore throat that doesn't go away, fever), easy bruising/bleeding. Very rarely, people with cancer who have been treated with this medication have developed other cancers (such as leukemia, lymphoma). Consult your doctor for more details. A very serious allergic reaction to this drug is rare. </s>