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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.
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Treatment with herceptin in breast cancer is indicated for
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The correct answer is  Treatment with herceptin in breast cancer is indicated for Tumours with over-expressed C-erb B-2 protein it is a inhibitor of C-erb B-2 protein, which is a growth factor receptor also known as Transtuzumab it is currently approved by FDA for use only in metastatic disease ref ;(page no;551) 5th edition of SRB&;S Manual of SURGERY