---
title: "Metformin ER 500 mg: Uses, side effects, cost"
description: "Metformin ER 500 mg is an extended-release metformin tablet used for type 2 diabetes and sometimes for insulin resistance. See uses, safety, and access."
canonical: "https://www.vitalsvault.com/treatment-learn/metformin-er"
last-updated: 2026-08-22
---

# Metformin ER 500 mg: Uses, side effects, cost

> Metformin ER 500 mg is an extended-release metformin tablet used for type 2 diabetes and sometimes for insulin resistance. See uses, safety, and access.

---

Canonical HTML: https://www.vitalsvault.com/treatment-learn/metformin-er
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