Astellas Pharma, Inc.’s Veozah (fezolinetant) for hot flashes caused by menopause got off to a slow commercial start, despite a high unmet need for nonhormonal treatment options for menopausal women. A new updated warning from the US Food and Drug Administration on a rare but serious risk of liver injury could further complicate the commercial ramp.
Key Takeaways
- An updated warning on risk of liver injury could pose commercial headwinds for Astellas’s Veozah for hot flashes.
- The FDA updated the warnings section of Veozah’s prescribing information based on a postmarketing report of a woman with symptoms of liver injury after taking Veozah for around 40 days
The updated warning may put Veozah at a disadvantage to Bayer AG’s rival drug elinzanetant, which could potentially launch in 2025, if the rival product is approved without a similar warning. No hepatotoxicity has been observed in Bayer’s Phase III OASIS program testing elinzanetant, an NK-1,3 receptor antagonist
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