Primary Birth Control Hormonal |
How to Use |
Effectiveness (Perfect Use) |
Prescription |
Protects Against STDs |
21-day and 28-day oral contraceptive (the pill) |
Take 1 pill every day as directed. A period occurs every 28 days |
approximately 99% effective |
Yes |
No |
Extended-cycle oral Contraceptive (extended-cycle pill) |
Take 1 pill every day for 3 months as directed. A period occurs just 4 times a year |
Approximately 99% effective |
Yes |
No |
| Contraceptive Patch |
Apply to skin and change weekly |
Approximately 99% effective |
Yes |
No |
| Vaginal Ring (hormonal) |
Insert monthly and leave in place for 21 days |
More than 98% effective |
Yes |
No |
| Injection |
Get injections every 3 months |
More than 99% effective |
Injections given in Doctor's office |
No |
| IUD (hormonal) |
Inserted in the uterus and can remain for up to 5 years |
More than 99% effective |
IUD inserted in Doctor's office |
No |
Primary Birth Control Non-Hormonal |
How to Use |
Effectiveness (Perfect Use) |
Prescription |
Protects Against STDs |
| Spermicide |
Apply every time before sex |
94% effective |
No |
Some |
| Diaphragm |
Insert every time before sex |
Up to 94% effective |
Yes |
Some |
| Cervical cap |
Insert every time before sex |
91 % effective if never pregnant;74% after having children |
Yes |
Some |
| Female condom |
insert every time before sex |
95% effective |
No |
Some |
| Male condom |
Partner must wear every time during sex |
Up to 97% effective |
No |
Yes, most condoms |
| IUD (copper) |
Inserted in the uterus and can remain for up to 10 years |
98.5% effective |
UID inserted in Doctor's office |
No |
| Female sterilization ("tubes tied") or male Sterilization (vasectomy) |
No action required after surgery |
99.5% effective (female); 99.9% effective (male) |
No. Performed surgically |
No |
| Emergency Contraception -if your primary method of birth control fails |
| Emergency contraceptive pill |
Take 1st pill within 72 hours after unprotected sex or contraceptive failure.Take 2nd pill 12 hours after the 1st dose |
89% effective |
Yes* |
No |