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View Full Version : Depo-provera. When is it effective?


itspattyduh
Dec 3, 2007, 08:33 PM
If the depo-provera birth conrol shot is giving after the menstral cycle ends instead of during, how long does it take to become effective?

J_9
Dec 3, 2007, 08:37 PM
Either way, if given before, during or after a menstrual cycle, you should continue to us an alternate form of birth control for a month.