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Dual Trigger With HCG and GnRH Agonist on Thawed Modified Natural Cycle Embryo Transfer

Impact of Dual Trigger Using Recombinant Human Chorionic Gonadotropin (HCG) and Gonadotropin-releasing Hormone (GnRH) Agonist on Thawed Modified Natural Cycle Outcomes: an Open-label Multi-center Randomized Controlled Trial.

Status
Not yet recruiting
Phases
Phase 4
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07269392
Enrollment
170
Registered
2025-12-08
Start date
2026-01-01
Completion date
2029-12-31
Last updated
2025-12-16

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Embryo Transfer, In Vitro Fertilization (IVF)

Brief summary

Impact of dual trigger using recombinant human chorionic gonadotropin (HCG) and gonadotropin-releasing hormone (GnRH) agonist on thawed modified natural cycle outcomes: an open-label multi-center randomized controlled trial.

Interventions

DRUGGnRH agonist

GnRH agonist add to hcg for trigger

Sponsors

National Taiwan University Hospital
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
FEMALE
Age
25 Years to 44 Years
Healthy volunteers
Yes

Inclusion criteria

1\. 24\<= Age \< 45 patient undergo mNC-FET

Exclusion criteria

1\. Congenital or acquired uterine abnormalities (uterine malformation, submucosal myoma, intrauterine adhesion or endometrial polyp \>1cm)

Design outcomes

Primary

MeasureTime frameDescription
Implantation14 days after embryo transferImplantation is defined as a positive serum β-hCG (\>20 mIU/mL) measured 14 days after embryo transfer.

Secondary

MeasureTime frameDescription
Ongoing pregnancy rate5 weeks after confirmed pregnancyAn ongoing pregnancy is defined as a viable intrauterine pregnancy with fetal cardiac activity at ≥9 weeks' gestational age.
Miscarriage ratebefore delivery
Gestational age (weeks) at deliverydeliveryGestational age (weeks) at delivery
Clinical pregnancyone week after confirm pregnancyClinical pregnancy is defined as visualization of a gestational sac on transvaginal ultrasonography one week after pregnancy has been confirmed.
Birth weightdeliveryBirth weight of the bewborn (kg)
Presence of significant congenital or medical conditions of the newborndeliveryPresence of significant congenital or medical conditions of the newborn
Live birth ratedelivery

Contacts

Primary Contactwilliam lee
wylee@ntuh.gov.tw+886972652396

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026