The IUD is a small plastic and copper device that's fitted in your womb up to 5 days (120 hours) after unprotected sex or within 5 days of the earliest time you could've released an egg.

The IUD is the most effective method of emergency contraception. If it can't be fitted immediately, you may be advised to take an emergency contraceptive pill.

Advantages:

-Highly effective

-Non-hormonal

-Suitable for most people

Disadvantages:

-Short procedure can be uncomfortable

-May make periods heavier and longer

-Does not protect against STI's

EllaOne is a tablet which contains ulipristal acetate. It is more effective at preventing pregnancy than a pill with levornorgestrel.

You will be given 1 pill to take, it should be taken within 5 days (120 hours) of having unprotected sex but it should ideally be taken as soon as possible.

Advantages:

-Oral tablet

-More effective than levornorgestrel pill

-Can be used up to 120 hours after unprotected sex

Disadvantages:

-Less effective than the Copper Coil (IUD)

-May interfere with future contraception, you may need to delay starting hormonal contraception

-Breastfeeding should be avoided for 7 days after taking

-Can interact with other medications

-Not suitable for women with some health conditions

Levonelle is a tablet containing the hormone levornorgestrel.

You will be given 1 pill to take, and it should be taken within 3 days (72 hours) of having unprotected sex but it should ideally be taken as soon as possible.

Advantages:

-Oral tablet

-Few side effects

-Can be used up to 72 hours after unprotected sex

-Can start hormonal contraception immediately

Disadvantages:

-Less effective than the copper coil (IUD)

-Less effective in days leading up to ovulation

-Dose needs to be altered if on certain medication or over 70kg (BMI>26)