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Trastuzumab

Published by U.S. Food and Drug Administration | U.S. Department of Health & Human Services | Metadata Last Checked: February 18, 2026 | Last Modified: 2025-03-17
HERZUMA (trastuzumab) is a biosimilar medication used to treat certain breast cancers that are HER2-positive. It's administered intravenously as an injection in a 420 mg dose. Manufactured by Celltrion Inc., it's a HER2/neu receptor antagonist that helps block cancer cell growth. This information was generated using AI and is provided for informational and research purposes only.

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