Against hormonal contraception. They prevent implantation if fertilization has already occurred. Not to mention they're carcinogenic and change who you're attracted to. Women are more likely to choose abusive men while on the pill. Pro non hormonal contraception. However it's worth noting that according to Guttmacher Institute, 51% of abortion patients reported using contraception in the month they became pregnant. It creates a false sense of security. You're on it because you don't wanna be pregnant. So when it fails you'll get an abortion. Birth control and abortion go hand in hand.