---
title: "Phentermine side effects in females: what to watch"
description: "Phentermine side effects in females can include insomnia, dry mouth, and constipation. Know serious warning signs and when to, with clinician guidance."
canonical: "https://www.vitalsvault.com/treatment-learn/phentermine-side-effects-in-females"
last-updated: 2026-08-22
---

# Phentermine side effects in females: what to watch

> Phentermine side effects in females can include insomnia, dry mouth, and constipation. Know serious warning signs and when to, with clinician guidance.

---

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