See also: quick facts | abortion methods | contraceptives

Hormonal-based contraceptives have abortifacient properties. See the following articles for more information:

• Abortion Information You Can Use: Contraceptives
• How the Pill and Other Contraceptives Work
• The Harms of Contraceptives
• Abortion, Contraception, Natural Family Planning, Humanae Vitae
• American Life League: Birth Control
• What is Abortion?
• Birth Control Pill: Abortifacient and Contraceptive, an answer to the opposing viewpoint documented in Hormone Contraceptives Controversies and Clarifications

Fertility control information is available from:

• Billings Ovulation Method
• The Couple to Couple League
• NaproTechnology.com
• Natural Family Planning
• Pope Paul VI Institute for the Study of Human Reproduction