Tacrolimus treatment for the severe infertility patients

Multicenter, two-dose single-group controlled trial of tacrolimus for the severe infertility patients.

Status

Active, not recruiting

Phases

Phase 2

Study type

Interventional

Source

JPRN

Registry ID

JPRN-jRCTs031220235

Enrollment

Registered

2022-08-01

Start date

2023-05-06

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

infertility Female Infertility

Interventions

Administer tacrolimus 2 days before embryo transfer to 13 days after transfer

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: severe infertility patients

Exclusion criteria

Exclusion criteria: Boichemical pregnancy is achieved with existing tr eatment.

Design outcomes

Primary

Measure	Time frame
Confirmation of fetal sac	—

Secondary

Measure	Time frame
Confirmation of chemical pregnancy	—

Contacts

Public ContactKoushi Yamaguchi

National Center for Child health and Development

yamaguchi-k@ncchd.go.jp+81-334160181

Outcome results

None listed

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