Randomised, double-blinded placebo controlled trial of the use of tocolysis for a repeat external cephalic version after a failed version for breech presentation at term

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN31614268

Enrollment

124

Registered

2004-01-23

Start date

2000-04-06

Completion date

Unknown

Last updated

2015-01-13

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

Conditions

Childbirth Pregnancy and Childbirth Other assisted single delivery

Interventions

1. 50 mg ritodrine hydrochloride infusion 2. 17 ml dextrose saline solution infusion

Eligibility

Sex/Gender

Female

Inclusion criteria

Inclusion criteria: 1. Women with suspected or confirmed breech presentation at >36 weeks gestation 2. Have undergone a single (<15 mins) unsuccessful attempt at external cephalic version without tocolysis at 37 or more weeks' gestation

Exclusion criteria

Exclusion criteria: 1. Abnormal cardiotocograph 2. Cardiac disease 3. Pre-existing or gestational diabetes 4. Hypertension; 5. Pre-existing indication for caesarian section 6. Suspected unstable lie 7. Pre-eclampsia 8. recent (<4 weeks) antepartum haemorrhage 9. suspected fetal compromise 10. rhesus immunisation

Design outcomes

Primary

Measure	Time frame
1. Incidence of cephalic presentation at delivery 2. Subjective patient assessment of discomfort 3. Incidence of caesarian section 4. Length of hospital stay 5. Incidence of neonatal Apgar scores <7 at 5 minutes 6. Incidence of neonatal intensive care admission	—

Secondary

Measure	Time frame
Not provided at time of registration	—

Countries

United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026