The Role of hCG in Thawed Embryo Transfer
1 other identifier
interventional
220
1 country
1
Brief Summary
This prospective randomized trial will assess the relevance, if any, of a corpus luteum induced by hCG in transfers of thawed embryos.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for phase_4
Started Jun 2025
Typical duration for phase_4
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
First Submitted
Initial submission to the registry
May 27, 2025
CompletedStudy Start
First participant enrolled
June 2, 2025
CompletedFirst Posted
Study publicly available on registry
June 4, 2025
CompletedPrimary Completion
Last participant's last visit for primary outcome
December 31, 2027
ExpectedStudy Completion
Last participant's last visit for all outcomes
December 31, 2027
July 1, 2025
June 1, 2025
2.6 years
May 27, 2025
June 26, 2025
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
Blood pressure
Mean arterial pressure measured in third trimester of pregnancy
Third trimester of pregnancy
Study Arms (2)
hCG Group
EXPERIMENTALThis group receives one injection of hCG.
No hCG Group
ACTIVE COMPARATORThis arm receives no hCG.
Interventions
Eligibility Criteria
You may qualify if:
- Female adult expecting to receive transfer of a thawed embryo.
- At least one available frozen blastocyst of transferrable quality.
- Non-menopausal female with at least one antral follicle.
- Use of pre-implantation genetic testing (PGT), embryos derived from donor oocytes and/or donor sperm, a gestational carrier, and history of prior transfer(s) regardless of outcome are allowed.
- Subsequent embryo transfers after failed transfers under this study are allowed, but not after a transfer that has resulted in ongoing pregnancy at ten weeks gestation under this study.
You may not qualify if:
- Minors (age\<18 years).
- Use of embryo(s) frozen at another center.
- Patient insistent on transfer of two embryos.
- Patient or partner unable to provide informed consent in English.
- Patient already enrolled in any other research study for her embryo transfer.
- History of anti-phospholipid syndrome or any other indication for use of Lovenox in pregnancy.
- Patient for whom the physician assesses this protocol is inappropriate or unsafe.
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (1)
Fertility Center of Las Vegas
Las Vegas, Nevada, 89113, United States
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Central Study Contacts
Study Design
- Study Type
- interventional
- Phase
- phase 4
- Allocation
- RANDOMIZED
- Masking
- NONE
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- INDUSTRY
- Responsible Party
- PRINCIPAL INVESTIGATOR
- PI Title
- Medical Director
Study Record Dates
First Submitted
May 27, 2025
First Posted
June 4, 2025
Study Start
June 2, 2025
Primary Completion (Estimated)
December 31, 2027
Study Completion (Estimated)
December 31, 2027
Last Updated
July 1, 2025
Record last verified: 2025-06
Data Sharing
- IPD Sharing
- Will not share
No current plan to do so in approved protocol.