Both methods are hormonalintrauterine devices (IUDs).
However, insertion can cause some pain, cramping, and minor bleeding.
So which one should you use?

Read on to find out.
Another notable difference is that the Kyleena uses a blue string and a silver ring visible on ultrasound.
The Kyleena costs more at $2,000, while the Mirena costs about $1,400.

However, both forms of birth control have coupons that could reduce the cost, as would insurance.
Some doctors prescribe them off-label to help control heavy bleeding.