Missing pills, taking certain medications & other things may make it less effective. birth control — like a condom — if you have penis-in-vagina sex during your.
Here's the info on how to start birth control pills, the different types of pills, and what The hormone pills will prevent pregnancy even if you have sex during the .
Not in the mood lately? You could just be tired or stressed. Or, your birth control pills might be to blame. Sometimes the pill can change your sex.