Do condoms always prevent pregnancy in teen girl?

No: No birth control is 100% effective even with perfect use.

Not always: Condoms are a form of barrier contraception that are fairly effective. While they are very effective when used properly, by no means are they perfect at preventing pregnancy. Other forms of birth control are available. Speak with your doctor.

If used accurately: When used accurately are highly effective in preventing pregnancy many stds . Avoid rupturing the condom or reusing the same condoms.

Not always.: When condoms are consistently used properly, the pregnancy rate is 2/100. When not used properly the pregnancy rate increases to 15/100.