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Bleeding Data With Kyleena® IUD

Counsel your patients that they may experience shorter, lighter periods after the first 3 to 6 months with Kyleena1

  • In the first 3 to 6 months of Kyleena use, patients may find that their number of bleeding and spotting days is higher and their bleeding patterns are irregular
  • After 6 months, the number of bleeding and spotting days continued to decline for most women using Kyleena

Mean number of bleeding and spotting days over the course of 5 years1

Graph showing the mean number of bleeding and spotting days over the course of five years after IUD insertion.

Some patients experienced amenorrhea and infrequent bleeding over 5 years1

Bleeding patterns (by 90-day reference periods)

KYLEENAFirst 90 days
N=1566
End of year 1
N=1371
End of year 5
N=530
Amenorrhea*<1%12%23%
Infrequent bleeding10%26%26%
Frequent bleeding25%4%2%
Prolonged bleeding§57%6%1%
Irregular bleeding43%17%9%

*Defined as subjects with no bleeding/spotting throughout the 90-day reference period.1

Defined as subjects with 1 or 2 bleeding/spotting episodes in the 90-day reference period.1

Defined as subjects with more than 5 bleeding/spotting episodes in the 90-day reference period.1

§Defined as subjects with bleeding/spotting episodes lasting more than 14 days in the 90-day reference period. Subjects with prolonged bleeding may also be included in one of the other categories (excluding amenorrhea).1

llDefined as subjects with 3 to 5 bleeding/spotting episodes and less than 3 bleeding/spotting-free intervals of 14 or more days.1

Cycles become more consistent over time1

Minimal fluctuations in bleeding and spotting after first 6 months.
 

  • Bleeding: Mean number of days overall did not fluctuate more than 1.3 days per 28-day cycle
  • Spotting: Mean number of days overall did not fluctuate more than 1.4 days per 28-day cycle

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