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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
What is the primary toxicity of doxorubicin (Adriamycin)?
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The correct answer is  Doxorubicin, an antibiotic derived from Streptomyces species, has activity against sarcomas and carcinomas of the breast, liver, bladder, prostate, head and neck, esophagus, and lung. Its major side effect is production of a dilated cardiomyopathy. Patients receiving this agent should have echocardiography before and after treatment in order to monitor potential cardiac toxicity.