Birth Control: Diaphragm and Cervical Cap
The diaphragm and the cervical cap are cup-shaped devices that are inserted into the vagina. They protect against pregnancy by covering the cervix and keeping sperm from meeting the egg.
The diaphragm and the cervical cap are cup-shaped devices that are inserted into the vagina. They protect against pregnancy by covering the cervix. They keep sperm from entering the uterus to meet the egg.
Pregnancy rates
Talk with your healthcare provider about the effectiveness of this birth control method.
Using the diaphragm or cervical cap
These devices must be fitted and prescribed by a healthcare professional. You will be instructed on how to insert them.
These devices must be used with spermicides, which are creams, foams, or gels that kill sperm.
The diaphragm can be inserted up to 2 hours before sex and the cervical cap up to 6 hours before sex.
The diaphragm can be left in place for up to 24 hours and the cervical cap for up to 48 hours.
Pros
Provides birth control right away
Can be inserted ahead of time
Easy to stop if you decide you want to become pregnant
May protect against certain sexually transmitted infections (STIs), but not HIV, the virus that causes AIDS
Cons
Requires planning ahead
May be hard for some women to insert
May increase the risk of urinary tract infection (UTI) or toxic shock syndrome (TSS), a rare but serious disorder caused by toxins released by certain bacteria
Must be left in place for 6 to 8 hours after sex
Cervical cap can’t be used during your period
Cervical cap is significantly less effective for a woman who has given birth
The diaphragm or cervical cap may not be for you
The diaphragm or cervical cap may not be for you if:
You're allergic to all spermicides
You can't reach your cervix or insert the device correctly
You aren't willing to plan ahead or interrupt sex to use it