What Are You Chances Of Getting Pregnant While On Birth Control

The following table provides estimates of the percent of women likely to become pregnant while using a particular contraceptive method for one year. These estimates are based on a variety of studies.
MethodTypical Use Rate of PregnancyLowest Expected Rate of Pregnancy
Sterilization:
Male Sterilization 0.15% 0.1%
Female Sterilization 0.5% 0.5%
Hormonal Methods:
Implant (Norplant) 0.09% 0.09%
Hormone Shot (Depo-Provera) 0.3% 0.3%
Combined Pill (Estrogen/Progestin) 5% 0.1%
Minipill (Progestin only) 5% 0.5%
Intrauterine Devices (IUDs):
Copper T 0.8% 0.6%
Progesterone T 2% 1.5%
Barrier Methods:
Male Latex Condom1 14% 3%
Diaphragm2 20% 6%
Vaginal Sponge (no previous births)3 20% 9%
Vaginal Sponge (previous births)3 40% 20%
Cervical Cap (no previous births)2 20% 9%
Cervical Cap (previous births)2 40% 26%
Female Condom 21% 5% 
Spermicide: (gel, foam, suppository, film) 26% 6%
Natural Methods:
Withdrawal 19% 4%
Natural Family Planning
(calendar, temperature, cervical mucus)
25% 1-9%
No Method: 85% 85%

 

1 Used Without Spermicide
2 Used With Spermicide
3 Contains SpermicidePregnancyAndBaby.com


recommended for you

Comments