To Investigate the Pharmacological Effects, Drug Blood Levels and Safety of an Intrauterine System Releasing the Study Drug BAY1007626 in Comparison to Mirena and Jaydess in Healthy Young Women Treated for 90 Days to Determine the Drug Dose for Further Development

Intrauterine device with 4 different in vitro release rates (low, low to medium, medium, high)

Jaydess: Intrauterine device with a nominal in vitro release of 12 µg levonorgestrel/day

Mirena: Intrauterine device with a nominal in vitro release of 20 µg levonorgestrel/day