---
title: "Sildenafil: Uses, safety, side effects, cost"
description: "Sildenafil treats erectile dysfunction and pulmonary arterial hypertension. Learn how it works, who should avoid it, side effects, with clinician guidance."
canonical: "https://www.vitalsvault.com/treatment-learn/sildenafil"
last-updated: 2026-08-22
---

# Sildenafil: Uses, safety, side effects, cost

> Sildenafil treats erectile dysfunction and pulmonary arterial hypertension. Learn how it works, who should avoid it, side effects, with clinician guidance.

---

Canonical HTML: https://www.vitalsvault.com/treatment-learn/sildenafil
- [llms.txt](https://www.vitalsvault.com/llms.txt)
- [sitemap.xml](https://www.vitalsvault.com/sitemap.xml)
- [Developer portal](https://www.vitalsvault.com/developers)