American Academy of Family Physicians shares this handout with basic info on how this injectable contraceptive works. Study its effectiveness.

Learn how the birth-control shot works, explore its potential side effects, and find out who should be cautious about using the contraceptive.

Read stories and personal accounts from women who use the injectable contraceptive, join a discussion board, or participate in a survey.

University of Missouri outlines this injectable method of birth control. Find out how effective it is and who can safely use this drug.

Woman discusses the back pain, mood swings, and skin problems she experienced while using the contraceptive.

Find out about this hormone injection, which is given four times a year for contraceptive cover. Includes a FAQ, patient information and links.