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BioNTech and DualityBio Announce Topline Results of the DYNASTY-Breast02 ...
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Fusion42 · 26 October 2026 · Fusion42 review
BioNTech and DualityBio announced that their Phase 3 clinical trial DYNASTY-Breast02 showed a statistically significant but modest improvement in progression-free survival for trastuzumab pamirtecan in HR+/HER2-low metastatic breast cancer. Safety profile was consistent with prior trials, though with a higher rate of mostly mild interstitial lung disease cases.
This Wire brief sits within Fusion42's coverage of Biotech, and 2 sources have reported it.
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You need to watch the modest PFS gain with trastuzumab pamirtecan closely since it limits your market edge in breast cancer therapy. This cautious trial result means you must plan for additional differentiators or combination strategies to win adoption.
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2 sources · 26 Oct 2026
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