BUSINESS

Japan Approves Roche Diagnostics Test for HER2 Ultralow Breast Cancer

August 26, 2025
Roche Diagnostics said on August 25 that Japanese regulators have approved its Ventana ultraView Pathway HER2 (4B5) kit as a companion diagnostic to support Enhertu (trastuzumab deruxtecan) use in breast cancer patients with HER2 ultralow expression. The announcement comes as…

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