Priapism is a long-lasting, painful erection. It can cause permanent damage to your penis if not treated quickly.

Things you can try yourself

Priapism may get better on its own within 2 hours.

There are things you can try to reduce your erection.

Call 999 or go to A&E if you have an erection that lasts more than 2 hours

An erection that lasts this long needs to be treated in hospital as soon as possible to help avoid permanent damage to the penis.

Hospital treatment for priapism

Treatments to help reduce your erection include:

  • tablets or injections directly into your penis
  • using a needle to drain blood from your penis, done while the area is numbed under local anaesthetic
  • surgery to drain the blood through a tiny cut, done while you’re asleep under general anaesthetic

Causes of priapism

Priapism most commonly affects people with sickle cell disease.

Less common causes include: