Actively Recruiting

Phase Not Applicable
Age: 18Years +
FEMALE
NCT07372495

Cerclage Plus Progesterone vs Progesterone Alone in Twin Short Cervix

Led by National Hospital of Obstetrics and Gynecology · Updated on 2026-04-24

260

Participants Needed

6

Research Sites

163 weeks

Total Duration

On this page

Sponsors

N

National Hospital of Obstetrics and Gynecology

Lead Sponsor

Q

Quang Ninh Obstetrics and Pediatrics Hospital, Quang Ninh, Vietnam

Collaborating Sponsor

AI-Summary

What this Trial Is About

This study aims to compare the effectiveness of cervical cerclage combined with progesterone versus progesterone alone in preventing preterm birth among women with twin pregnancies and a short cervix (cervical length ≤ 30 mm). Participants will be randomly allocated to either the intervention group (cerclage plus progesterone) or the control group (progesterone alone).

CONDITIONS

Official Title

Cerclage Plus Progesterone vs Progesterone Alone in Twin Short Cervix

Who Can Participate

Age: 18Years +
FEMALE

Eligibility Criteria

Eligible

You may qualify if you...

  • Maternal age 18 years or older
  • Pregnant with twins
  • Asymptomatic short cervix measuring 30 mm or less at routine ultrasound
  • Gestational age between 16 weeks 0 days and 24 weeks 0 days
Not Eligible

You will not qualify if you...

  • Twin pregnancy where one or both babies have major structural or congenital abnormalities likely to affect neonatal outcomes
  • Monochorionic monoamniotic twin pregnancy
  • Monochorionic twin pregnancy with twin-to-twin transfusion syndrome before or at study entry
  • History of two or more late miscarriages or preterm births indicating need for vaginal cerclage
  • Cervical dilation detected by ultrasound or physical exam
  • Symptoms of preterm labor at cervix measurement (regular contractions, premature rupture of membranes, recurrent bleeding)
  • Fever of 38°C (100.4°F) or higher
  • Placenta previa or vasa previa
  • Uterine malformations such as unicornuate uterus, bicornuate uterus, uterine septum, or fibroids
  • Severe maternal health conditions like heart failure, chronic kidney disease, or systemic lupus erythematosus

AI-Screening

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Trial Site Locations

Total: 6 locations

1

Bac Ninh 1 Obstetrics and Pediatrics Hospital, Bac Ninh, Vietnam

Bac Ninh, Vietnam, 220000

Not Yet Recruiting

2

Bac Ninh 2 Obstetrics and Pediatrics Hospital, Bac Ninh, Vietnam

Bac Ninh, Vietnam, 220000

Not Yet Recruiting

3

National Hospital of Obstetrics and Gynecology

Hanoi, Vietnam, 100000

Actively Recruiting

4

Hung Yen Obstetrics and Pediatrics Hospital, Hung Yen, Vietnam

Hung Yen, Vietnam, 160000

Not Yet Recruiting

5

Ninh Binh Obstetrics and Pediatrics Hospital, Ninh Binh, Vietnam

Ninh Binh, Vietnam, 430000

Not Yet Recruiting

6

Quang Ninh Obstetrics and Pediatrics Hospital, Quang Ninh, Vietnam

Quang Ninh, Vietnam, 200000

Not Yet Recruiting

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Research Team

T

Thu Ha T Nguyen, Assoc. Prof

CONTACT

V

Viet C Dang, MD, MsC

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

PREVENTION

Number of Arms

2

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