Geneva, Feb. 13 -- International Clinical Trials Registry received information related to the study (ChiCTR2600118453) titled 'A cohort study on the efficacy and safety of two estradiol valerate preparations in hormone replacement therapy for frozen-thawed embryo transfer' on Feb. 5.

Study Type: Interventional study

Study Design: Non randomized control

Primary Sponsor: Sichuan Provincial Women and Children's Hospital

Condition: infertility

Intervention: Experimental group:In the hormone replacement therapy-frozen embryo transfer (HRT-FET) protocol, domestic estradiol valerate tablets are used as estrogen supplementation.

Recruitment Status: Not Recruiting

Phase: N/A

Date of First Enrollment: 2026-03-01

Target Sample Size: E...