All you do is go get the shot and leave that's it once you have the shot you can't incorrectly use the shot. Though the last few nights I've taken benadryl to help with my cold and it's helped me sleep through the night. Having the Doc say that we only need to keep her in for 3 more weeks! Also my Grandma stopped by and gave me one of the cute blankets she has made for Abigail. You can't take misuse this type of birth control.And if you miss a shot or are late getting a shot, it's not always possible to get pregnant right away as its still in your system.