Effectiveness 92-99%
How to use Take a pill once daily
Can make periods more regular and less painful Can improve acne and PMS symptoms Lowers risk of ovarian cancer
Pros
Does not protect against HIV or other STIs MUST remember to take the pill everyday May cause nausea, headaches, change in sex drive, but that can be relieved by changing brands usually May cause spotting first 1-2 months Cons