---
title: "Cialis vs Viagra: differences, duration, risks"
description: "Cialis vs Viagra both treat erectile dysfunction, but they differ in how long they last, dosing options, interactions, and side, with clinician guidance."
canonical: "https://www.vitalsvault.com/treatment-learn/cialis-vs-viagra"
last-updated: 2026-08-22
---

# Cialis vs Viagra: differences, duration, risks

> Cialis vs Viagra both treat erectile dysfunction, but they differ in how long they last, dosing options, interactions, and side, with clinician guidance.

---

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