Comparison of Effect of Early and Delayed Oxytocin Infusion on Some Maternal and Neonatal Outcomes in Prolonged Labor

Not Applicable

Recruiting

Conditions: Prolonged labor in nulliparous women.
Prolonged first stage of labour

Registration Number: IRCT20100414003706N32

Lead Sponsor: Tabriz University of Medical Sciences

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Recruiting

Sex: Female

Target Recruitment: 351

Inclusion Criteria

Nulliparous women during labor with alive singleton fetus at gestational age of 37-41 weeks,
Aged 18 years or more,
Body mass index of 18.5-30 kg/m2,
Cephalic presentation of the fetus,
Bishop score of 6 or more with cervical dilatation of 4-6 cm,
Prolonged labor: progress of cervical dilatation less than 1 cm/h for 3 h or dilatation arrest for 2 h, with weak uterine contractions (less than 3 contractions in 10 min),
Intact amniotic sac or a maximum of 30 min from its rupture,
Normal cardiotocogram at the time of admission and recruitment.

Exclusion Criteria

History of any incisions on the uterus,
Abnormal pelvic dimensions,
Abnormal bleeding,
Any abnormalities in the genital soft or bone tissue,
History of infertility and use of any assisted reproductive techniques in the present pregnancy,
Any genital tract infection interfering with vaginal delivery (including genital herpes, fever with unknown cause, ...),
Maternal medical illness (diabetes, high blood pressure, heart diseases, epilepsy, ...),
Abnormal volume of amniotic fluid,
Sustained asynclitisme or persistant posterior position,
Severe fetal scalp edema or molding,
Estimated fetal weight of more than 4000 g
Known severe fetal anomalies interfering with vaginal delivery (hydrocephalus, polycystic kidney and any large abdominal mass) diagnosed,
Fetal intrauterine growth restriction (IUGR),
Maternal speech, hearing and visual problems.

Study & Design

Study Type: interventional

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
The interval between intervention initiation and vaginal delivery. Timepoint: After delivery. Method of measurement: Timer.;Score of maternal satisfaction with process of labor and birth. Timepoint: 12-24 h after childbirth. Method of measurement: MacKey childbirth satisfaction rating scale.

Secondary Outcome Measures