If you are going to have sex it is important to protect yourself and your partner from sexually-transmitted infections (STIs) and unplanned pregnancy by using contraception every time you have sex.
A range of contraceptive choices is available in Australia. Many of these protect against pregnancy only and do not prevent STI transmission.
Condoms, when used correctly (and particularly in combination with the pill), and abstinence are the only effective contraceptive methods for preventing transmission of STIs and pregnancy.
There are some contraception methods people may use which are not reliable at preventing pregnancy and transmission of STIs. These include: