Do not do that, your birth control pills contain hormones that affect they way your body works. As with all medicines it is dangerous to take more pills than the doctor tells you to take.ES! You need to get the Morning After Pill, which may be taken up to three days after intercourse. Birth control pills are meant to be taken BEFORE having protected sex, in f … act, you need to take them regularly. If you do not take them regularly, then they also won't be effective.