1 doctor weighed in:
How fast does it take the IUD to work?
1 doctor weighed in

Dr. Pavel Conovalciuc
Family Medicine
In brief: Depends
Copper iud, paraguard, works right after incertion, whereas Mirena (levonorgestrel) may take a full cycle to become effective, so if you had Mirena (levonorgestrel) inserted, you will need to use alternative contraception for the first month.

In brief: Depends
Copper iud, paraguard, works right after incertion, whereas Mirena (levonorgestrel) may take a full cycle to become effective, so if you had Mirena (levonorgestrel) inserted, you will need to use alternative contraception for the first month.
Dr. Pavel Conovalciuc
Dr. Pavel Conovalciuc
Thank
Get help from a real doctor now
Dr. Dennis Higginbotham
Board Certified, Obstetrics & Gynecology
26 years in practice
49M people helped
Continue
108,000 doctors available
Read more answers from doctors