Dr. Amy B. Killen MD

Dr. Amy B. Killen MD

When Progesterone Makes You Feel Bad

Understanding three distinct reactions to progesterone and how to navigate each

Dr. Amy B. Killen MD's avatar
Dr. Amy B. Killen MD
Mar 17, 2025
∙ Paid

We've all heard women rave about progesterone—how it improves their sleep, stabilizes their mood, and generally makes them feel more balanced. For many, it's a miracle hormone that brings welcome relief, especially during perimenopause and beyond.

But what if progesterone makes you feel terrible? What if, instead of sleeping better, you're up all night with anxiety? Or what if you feel so fatigued after taking it that you can barely function the next day?

If you've ever thought, "progesterone makes me feel terrible," you're not alone. What many women (and their healthcare providers) don't realize is that there are three distinct ways people can react poorly to progesterone. Understanding which type of reaction you're experiencing can transform your hormone therapy experience.

Let's explore each of these reactions in detail.

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