The drinking plays no part unless it makes you miss taking pill. The pill does not cover 100% so yes there is always a risk of pregnancy which is why the perfect combo is pill+condom.
There's about a 5% failure rate of oral contraceptives, according to the American Pregnancy Association. So... for every 100 women on BC, 5 get pregnant when birth control pills alone is used. Using...
Yes you still can get pregnant while taking birth control. There are two types of birth controls. One that is 98% effective and the other 99% effective. This means if there are 100 women taking birth...
no birth control is 100% effective. there is always that one percent chance that you could be pregnant. if you regularly miss a pill or two you can get pregnant. it messes up the continuous action of...
The birth control pill is 97-99% effective when taken correctly (every day at approximately the same time). If you want to see all others, copy and paste...