Copper IUD (Coil)

What is it and how does it work?

Usually a T Shaped device that sits inside your womb that stops  sperm reaching an egg and may also stop a fertilised egg implanting in the womb. 


Over 99% effective

Who can have it?

Women of child bearing age depending on consultation.


No hormones, works on copper reaction. Can stay in place for up to 10 years depending on device but can be removed sooner. For as long as the IUD is in place you don’t need to think about contraception. Your fertility retuns to normal once the IUD is removed.


Insertion can be uncomfortable (Period type pain). Periods may be heavier, longer or more painful. Small risk of infection first 20 days after insertion. 

Risks/Side effects

You will be offered a test for STI's prior to IUD fit. The IUD is not effected by other medicines. You will be taught how to check if your IUD is in place. 

Further guidance

Copper IUD (Coil)