Levonorgestrel: Levonorgestrel is used to prevent pregnancy after unprotected sexual intercourse (sex without any method of birth control or with a birth control method that failed or was not used properly [e.g., a condom that slipped or broke or birth control pills that were not taken as scheduled]). This medication is to be used as an emergency contraceptive or backup in case regular birth control fails.
Answered 9/28/2016
5.4k views
Progestin: Levonorgestrel is a progestin commonly used in oral contraceptives and the Mirena (levonorgestrel) iud. It has properties similar to progesterone.
Answered 5/18/2016
5.3k views
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