Levonorgestrel
Related terms
Brand Names: U.S.:
Mirena?;Next Choice?;Next ChoiceT One Dose;Plan B? One Step
Brand Names: Canada:
Mirena?;Norlevo;Plan B?
Uses
- It is used to stop pregnancy.
- It is used to treat heavy bleeding during monthly periods (menstruation).
- Levonorgestrel stops or delays egg release (ovulation). It keeps the sperm from fertilizing the egg, changes chemicals seen in pregnancy, and stops the fertilized egg from implanting.
- It thins the lining of the uterus.
Dosing
How to take
- Oral:
- Start this drug less than 72 hours after unprotected sex.
- If you throw up within 2 hours of taking this drug, take 1 more dose.
- Uterine device:
- The device is placed in your uterus. This will be done sometime during the first 7 days of your monthly period cycle or right after an abortion. This must be changed every 5 years.
Author information
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