---
title: "Progesterone side effects: common and serious"
description: "Progesterone side effects range from sleepiness and dizziness to rare serious blood clots. Know what’s common, what’s urgent, and, with clinician guidance."
canonical: "https://www.vitalsvault.com/treatment-learn/progesterone-side-effects"
last-updated: 2026-08-22
---

# Progesterone side effects: common and serious

> Progesterone side effects range from sleepiness and dizziness to rare serious blood clots. Know what’s common, what’s urgent, and, with clinician guidance.

---

Canonical HTML: https://www.vitalsvault.com/treatment-learn/progesterone-side-effects
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