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Effect of oral evening primrose capsules on ripening of the cervix and progress of delivery

Effect of oral evening primrose capsules on ripening of the cervix and progress of delivery in primiparous women

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
IRCT
Registry ID
IRCT20200316046795N1
Enrollment
112
Registered
2020-04-19
Start date
2020-05-21
Completion date
Unknown
Last updated
2020-05-18

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

Conditions

Ripening of the cervix and progress of labor.

Interventions

Intervention 1: Intervention group: Capsule of evening primrose oil group: Evening primrose oil capsules are produced by pharmaceutical companies Barij. Providing a capsule in the beginning of the stu

Sponsors

Sanandaj University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 35 Years

Inclusion criteria

Inclusion criteria: Willingness to participate in the study Being primiparous Literacy for reading and writing Age 18 to 35 years old Term pregnancy age (gestational age 39 weeks to 39 weeks and 6 days) based on first trimester ultrasound Single-pregnancy whit cephalic presentation live fetus Having a normal pelvis with a gynecologist's diagnosis The estimated weight of the fetus is between 4000-2500 grams Bishop score lower than or equal to 4 Intact membranes Healthy pregnant women (without known disease, surgery or pregnancy complications such as placental abruption, placenta previa or vasoprevia , preeclampsia or no fetal anomaly) No ban on the use of evening primrose oil (hemorrhagic disorders, consuming anticoagulants, individuals with a history of schizophrenia, epilepsy and consumer phenothiazine) No structural cervical anomalies Height above 150 cm Lack of alcohol and opioids Avoid using laxatives and any herbal medication prior to study

Exclusion criteria

Exclusion criteria: Mother's unwillingness to continue cooperation in the research Consumption of less than two capsules per day (problems with checklist of oral capsules) Use of epidural anesthesia Cesarean delivery

Design outcomes

Primary

MeasureTime frame
Labor progress. Timepoint: Registration of vaginal examinations at the beginning of the study and then in the active phase of the first stage of labor will be done every 2 hours and in the second stage of labor every 30 minutes. The registration of uterine contractions and fetal heart rate at the beginning of the study will be once every 30 minutes in the active phase of the first stage of labor and once every 15 minutes in the second stage of labor. Method of measurement: The third part of the questionnaire (delivery details).;Ripening of the cervix. Timepoint: Bishop score is recorded at the beginning of the study and then, if there are no labor symptoms, the Bishop score is measured again after one week. Method of measurement: The second part of the questionnaire:Midwifery Specifications (Bishap Score).

Countries

Iran (Islamic Republic of)

Contacts

Public ContactRoonak Shahoei

Sanandaj University of Medical Sciences

Rshaho@yahoo.com+98 87 3362 7636

Outcome results

None listed

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