Progestogen-only pill (the mini pill)
The progestogen-only pill contains the hormone progestogen but does not contain oestrogen. It is taken every day, with no break between packs.
- More than 99% effective when taken correctly, around 91% effective with typical use
- Can be used by people who cannot take oestrogen, including those who are breastfeeding or who smoke and are over 35
- Must be taken at the same time each day. Most types allow a 12 hour window, older types allow only 3 hours
- Periods may become lighter, irregular or stop altogether
- Does not protect against sexually transmitted infections, so use condoms as well
