Conditions: Contraception
Allocation: RANDOMIZED | Intervention model: CROSSOVER
Enrollment: 44
Healthy volunteers: yes

Brief summary:
The purpose of this study is examine and compare the uptake of YAZ (oral contraceptive containing drospirenone and ethinylestradiol) with or without levomefolate calcium (Metafolin, a registered vitamin supplement) in the body and to examine and compare the uptake of levomefolate calcium with or without YAZ in the body, in healthy volunteers not using hormonal contraception

Detailed description:

Arms:
arm 1: single oral administration of 1 film-coated SHT00186D tablet (YAZ), containing 0.020 mg ethinylestradiol (EE) + 3 mg drospirenone (DRSP) arm 2: single oral administration of 1 film-coated SHT04532B tablet, containing 0.020 mg ethinylestradiol (EE) + 3 mg drospirenone (DRSP) + 0.451 mg Metafolin (L-5-methyltetrahydrofolate calcium \[MTHF-Ca\]) arm 3: single oral administration of 1 coated SHT04532C tablet, containing 0.451 mg Metafolin (L-5-methyltetrahydrofolate calcium \[MTHF-Ca\])

Interventions: intervention 1: EE 0.02 mg/DRSP 3 mg (YAZ, BAY86-5300) intervention 2: EE 0.02 mg/DRSP 3 mg/L-5-MTHF Ca 0.451 mg (EE20/DRSP/L-5-MTHF Ca) intervention 3: L-5-MTHF 0.451mg (Metafolin)
Intervention descriptions: intervention 1: Treatment group A: Single 1 film-coated tablet (Ethinylestradiol \[EE\] 0.02mg / Drospirenone \[DRSP\] 3mg) taken orally under fasting condition at intervals of at least one menstrual cycle. intervention 2: Treatment group B: Single 1 film-coated tablet (Ethinylestradiol \[EE\] 0.02mg / Drospirenone \[DRSP\] 3mg / L-5-methyltetrahydrofolate \[L-5-MTHF\] 0.451mg) taken orally under fasting condition at intervals of at least one menstrual cycle. intervention 3: Treatment group C: Single 1 coated tablet (L-5-methyltetrahydrofolate \[L-5-MTHF\] 0.451mg) taken orally under fasting condition at intervals of at least one menstrual cycle.

Protocol document: