Fact or Myth: Why Dydrogesterone is Not Banned in the US
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3 min read
In a 2017 Federal Register notice, the FDA formally clarified that dydrogesterone (Gynorest) was withdrawn from the US market for commercial reasons, not for safety or effectiveness concerns. The persistent misconception that dydrogesterone is banned in the US stems from its discontinuation decades ago, but the reasons behind its disappearance are rooted in business decisions rather than regulatory action.
