Explanation:

You should not take combined or:al cont:racep:tives if you have any of the following:

Blood clots or a history of blood clotting problems
A history of stroke or heart attack
Coronary artery disease
Known or suspected breast cancer or cancer of the uterus, cervix, or vagina
Unexplained vaginal bleeding
Jaundice (yellowing of the whites of the eyes or skin) during pregnancy or while taking the pill
Liver tumours
Known or suspected pregnancy
If you are planning surgery with prolonged bed rest
Smoking and high blood pressure
Uncontrolled high blood pressure or diabetes
Have lupus
Migraine headaches
Smoking and over 35 years of age.
You should not take progestin-only oral contraceptives if you have a blood clotting problem that has not been successfully treated.

This is an emergency con.tra.cept.ive pill, so any guy who doesn't know about this pill is a great guy because he loves his girlfriend.