A Comparative investigation of the effect of oral castor oil capsules and evening primrose oil before induction on Bishop's score, the success of induction, and some outcomes of labor

A Comparative investigation of the effect of oral castor oil capsules and evening primrose oil before induction on Bishop's score, the success of induction, and some outcomes of labor in women referred to the Niknafs maternity hospital of Rafsanjan city

Status

Active, not recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT20190717044248N3

Enrollment

100

Registered

2020-10-15

Start date

2019-11-11

Completion date

Unknown

Last updated

2020-11-09

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

Conditions

Nornal vaginal delivery.

Interventions

Intervention 1: The first intervention group will receive two Prime rose capsules (oral,1000 mg, daily) made by Barich Essence Company, before induction. Intervention 2: The second intervention group

Eligibility

Sex/Gender

Female

Age

18 Years to 35 Years

Inclusion criteria

Inclusion criteria: Willingness for participant in the study Willingness to normal vaginal delivery Mother age between 18-35 years ?Normal amniotic cyst Normal ECG of fetus No labor contraction Low risk pregnancy Single-fetus Cephalic presentation based on the latest ultrasound results Bishop score less than 6 Iranian race

Exclusion criteria

Exclusion criteria: Contraindications of Gelax consumption Sensitivity to Gelax capsules known history of psychological illness Delivery complications such as polyhydramnios, oligohydramnios, preeclampsia, eclampsia, vaginal bleeding History of having confirmed psychological disorders The need for emergency intervention for maternal or fetal reasons before induction Birth weight less than 2500 and above 4000 grams Having labor contractions

Design outcomes

Primary

Measure	Time frame
The mean of Bishop's score. Timepoint: Determination of Bishop score before induction, two and four hours after induction. Method of measurement: The Bishop score table, which has five criteria including dilatation, effacement, fetal head station, softness, and position of the cervix during a vaginal examination. for scoring each of the first three criteria, take a score of 3-0, and each of the next two criteria, take a score of 2. -0.	—

Measure

Time frame

The mean of Bishop's score. Timepoint: Determination of Bishop score before induction, two and four hours after induction. Method of measurement: The Bishop score table, which has five criteria including dilatation, effacement, fetal head station, softness, and position of the cervix during a vaginal examination. for scoring each of the first three criteria, take a score of 3-0, and each of the next two criteria, take a score of 2. -0.

—

Secondary

Measure	Time frame
The duration of the first stage of labor. Timepoint: From the onset of the active phase of labor to the complete opening of the cervix (measurements were taken every hour). Method of measurement: Use checklist (written in the checklist every hour).	—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactMahdiyehsadat Hoseinipour

Rafsanjan University of Medical Sciences

shirinhoseinipour@yahoo.com+98 34 3422 0393

Outcome results

None listed

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