Evidence-based men's health information Emergency? An erection lasting 4+ hours needs urgent care.

Medical disclaimer

The content on Erenyl is for general information and education only. It is not medical advice, and it is not a substitute for diagnosis or treatment by a qualified healthcare professional.

Always ask your doctor or pharmacist about any medical condition or treatment. Never ignore professional medical advice, or delay seeking it, because of something you read on this site. Do not start, stop or change any medication without speaking to a healthcare professional.

Erectile dysfunction can be linked to other health conditions, including heart disease and diabetes. If you have ongoing erection problems, see a doctor.

EmergenciesIf you have an erection lasting more than 4 hours, chest pain, fainting, or sudden loss of vision or hearing, call your local emergency number immediately.

While we aim to keep our content accurate and up to date, medical knowledge changes, and we make no guarantee that every page reflects the latest evidence.