The efficacy of letrozole to prevent ovarian hyperstimulation symdrome

Status

Recruiting

Phases

Phase 2

Study type

Interventional

Source

JPRN

Registry ID

JPRN-jRCTs041190131

Enrollment

Registered

2020-03-26

Start date

2020-03-26

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

Ovarian hyperstimulation syndorome

Interventions

Drug administration

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: A female between the ages of 18 and 50 who does controlled ovatian stimulation with assisted reproductive medicine. When the estradiol level is 3000 pg / ml or more on the decided day of oocyte pick up.

Exclusion criteria

Exclusion criteria: When oocyte pick up was stopped. No consent was obtained. Others deemed inappropriate by the attending physician.

Design outcomes

Primary

Measure	Time frame
Improvement of ovarian hyperstimulation syndrome after intervention	—

Secondary

Measure	Time frame
Serum LH levels, Serum E2 levels, findings of ultrasonography	—

Contacts

Public ContactSatoko Osuka

Nagoya University Hospital

satokoosuka@med.nagoya-u.ac.jp+81-52-744-2261

Outcome results

None listed

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