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Phase II study to evaluate pharmacodynamics, pharmacokinetics and safety after cyclic dose or continuous dose of FSN-013 for 3 cycles in Japanese healthy adult female subjects

Phase II study to evaluate pharmacodynamics, pharmacokinetics and safety after cyclic dose or continuous dose of FSN-013 for 3 cycles in Japanese healthy adult female subjects

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2080223983
Enrollment
60
Registered
2018-07-20
Start date
2018-07-31
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

dysmenorrhea

Interventions

Sponsors

Fuji Pharma Co., Ltd.
Lead Sponsor

Eligibility

Sex/Gender
Female

Inclusion criteria

Inclusion criteria: (1) Japanese Healthy adult female subjects (subjects who were judged to be healthy by investigators) (2) 20 or older and younger than 35 years old (3) Subjects whose weights were 40 kg or more and BMIs were18.5 or more and less than 25.0 at screening examinations (4) Subjects who ovulated between Day9(+/-1) and Day 27(+/-1) of their menstruations in pretreatment observation period and whose progesterone concentrations after that were 5 ng/mL or more and menorrhea didn't start before second registration. (5) Subjects whose both ovaries can be observed by transvaginal ultrasound examinations.

Exclusion criteria

Exclusion criteria: (1) Subjects whose menstrual cycles were beyond range of 25 to 38 days regularly (2) Subjects whose spontaneous menorrhea were not observed previously after dosing hormonal products for contraception (3) Subjects in whom unknown cause of abnormal bleedings were observed within past 6 months or their reoccurences were expected during tiral period (4) Subjects whose cervix cytodiagnoses were abnormal previously

Design outcomes

Primary

MeasureTime frame
pharmacodynamics Ovulation inhibition assessed by Hoogland score in 1st and 3rd cycles

Secondary

MeasureTime frame
safety exploratory pharmacodynamics Blood levels of FSH, LH, endogenous estrogen, endogenous progesterone, thickness of endometrium

Countries

Japan

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026