Yes. Although birth control pills have a high success rate, they can fail and you can get pregnant while on the pill. Certain factors increase your risk of getting pregnant, even if you're on birth control. Keep these factors in mind if you're sexually active and want to prevent an unplanned pregnancy.
Can I get pregnant while on prevention?
Typically, Depo Provera is 97% effective. This means three out of 100 people using Depo Provera will get pregnant each year. If you have your injections on time (every 13 weeks) it can be more than 99% effective.
What are the chances of getting pregnant while protected?
If you use condoms perfectly every single time you have sex, they're 98% effective at preventing pregnancy. But people aren't perfect, so in real life condoms are about 85% effective — that means about 15 out of 100 people who use condoms as their only birth control method will get pregnant each year.