A Comparison of Different Hormone Replacement Regimens for Thawed Blastocyst Transfer in Patients with Infertility

A Comparison of Different Hormone Replacement Regimens for Thawed Blastocyst Transfer in Patients with Infertility - A Comparison of Different Hormone Replacement Regimens for Thawed Blastocyst Transfer in Patients with Infertility

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000015059

Enrollment

200

Registered

2014-09-05

Start date

2014-09-11

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

Interventions

Oral administration of Premarin (0.632mg per tablet, twice a day) Embrocation of Estrogen patch (2.16mg per day in Estrogen conversion)

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: Infertile patients. Provided written informed consent.

Exclusion criteria

Exclusion criteria: The patient who corresponds to a contraindicated matter for each estrogen preparation.

Design outcomes

Primary

Measure	Time frame
Implantation rate and clinical pregnancy rate	—

Secondary

Measure	Time frame
Ongoing pregnancy rate	—

Countries

Japan

Contacts

Public ContactYoshitaka Nakamura

Oak Clinic IVF Center

nakamura_y@oakclinic-group.com06-4398-1000

Outcome results

None listed

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