View older revisions Content changed at 2026-06-06, 1405/03/16

Protocol summary

Study aim
The effect of sweet almond oil vaginal suppository on the ripening of the cervix in primiparous women
Design
The clinical trial has a control group, three blind strains with parallel and randomized groups. 66 mothers with 40 weeks of pregnancy are selected as primary and available samples and are placed in two intervention and control groups using simple random allocation on the web by the sequence created on the website www.randomizer.org.
Settings and conduct
The units will be selected among the mothers referring to the obstetric clinic of Umm al-Binin Hospital (S) and Shahid Hashminejad Hospital of Mashhad. According to the intervention or control group, the units use one vaginal suppository sweet almond oil 20% or placebo for 7 nights before going to bed. Both groups will be advised to visit the clinic 72 hours and one week after the start of the study in order to control and determine the Bishop's score if labor pains do not start. If labor pains do not start at the beginning of the 41st week, they will be admitted to the maternity hospital to terminate the pregnancy. People's codes are kept in closed envelopes for confidentiality.
Participants/Inclusion and exclusion criteria
conditions for entering : primiparous, maternal age between 18-35, gestational age 40 weeks, singleton pregnancy, cephalic fetal presentation, non-drug dependence, maternal body mass index in the range of18.5_30, Bishop's score of 6 or less, non-reactive stress test, impact water bag. conditions of not entering the study before randomization: allergy to sweet almond oil, medical and obstetric problems.
Intervention groups
The units of the intervention group use a vaginal suppository of sweet almond oil for 7 nights, and the units of the control group use a placebo for 7 nights. The consumption of these suppositories in both groups starts from 40 weeks of pregnancy.
Main outcome variables
Ripening of the cervix

General information

Reason for update
recording of the actual patient recruitment start and end dates.
Acronym
IRCT registration information
IRCT registration number: IRCT20230526058296N1
Registration date: 2023-07-12, 1402/04/21
Registration timing: prospective

Last update: 2026-06-06, 1405/03/16
Update count: 1
Registration date
2023-07-12, 1402/04/21
Registrant information
Name
Parisa Hosseini
Name of organization / entity
Country
Iran (Islamic Republic of)
Phone
+98 903 832 2464
Email address
hoseinibp4001@mums.ac.ir
Recruitment status
Recruitment complete
Funding source
Expected recruitment start date
2023-06-27, 1402/04/06
Expected recruitment end date
2024-07-21, 1403/04/31
Actual recruitment start date
2023-07-19, 1402/04/28
Actual recruitment end date
2024-01-30, 1402/11/10
Trial completion date
empty
Scientific title
The effect of sweet almond oil vaginal suppository on the ripening of the cervix in primiparous women
Public title
The effect of sweet almond oil vaginal suppository on the ripening of the cervix
Purpose
Prevention
Inclusion/Exclusion criteria
Inclusion criteria:
primiparous women 18 to 35 years Gestational age 40 weeks Singleton pregnancy Cephalic presentation Body mass index 18.5 to 30 Intact fetal membranes no drug addiction Bishop score 6 or less Reactive non-stress test
Exclusion criteria:
Sensitivity to sweet almond oil Medical and obstetric problems
Age
From 18 years old to 35 years old
Gender
Female
Phase
3
Groups that have been masked
  • Participant
  • Investigator
  • Data analyser
Sample size
Target sample size: 66
Actual sample size reached: 60
Randomization (investigator's opinion)
Randomized
Randomization description
The cases are selected as available and the allocation of eligible pregnant women to the intervention and control groups will be done randomly and with a random sequence created by the website www.randomizer.org. These sequences are produced as quadruple blocks with equal number of A and B (coded by A and B).
Blinding (investigator's opinion)
Triple blinded
Blinding description
The drug and placebo are blinded by the pharmacist. The researcher and the participants will not know the contents of the package. The desired suppositories will be prepared in the same size and color with a weight of 3 grams, and the coding on the envelopes (A and B) will be done by the pharmacist consultant. 33 participants in each group will randomly receive suppositories A or B.
Placebo
Used
Assignment
Parallel
Other design features

Secondary Ids

empty

Ethics committees

1

Ethics committee
Name of ethics committee
Ethics Committee of Mashhad University of Medical Sciences
Street address
Assistance of Research and Technology of Mashhad University of Medical Sciences, Qurashi building, Daneshgah avenue
City
Mashhad
Province
Razavi Khorasan
Postal code
91388-13944
Approval date
2023-06-06, 1402/03/16
Ethics committee reference number
IR.MUMS.NURSE.REC.1402.029

Health conditions studied

1

Description of health condition studied
Ripening of the cervix
ICD-10 code
O80.0
ICD-10 code description
Spontaneous vertex delivery

Primary outcomes

1

Description
Ripening of the cervix
Timepoint
Before intervention,3 days,1 week after intervation and at the time of hospitalization
Method of measurement
Examination

Secondary outcomes

1

Description
onset of labor
Timepoint
Before intervention,3 days,1 week after intervation and at the time of hospitalization
Method of measurement
Examination

Intervention groups

1

Description
Intervention group: The intervention group uses one 20% sweet almond oil vaginal suppository every night before going to bed for 7 days after determining Bishop's score from the 40th week of pregnancy. If labor does not start, refer three days and one week later to determine Bishop's score and perform a non-stress test (NST). If the labor does not start until the 41st week, the mother will be referred to the maternity hospital to terminate the pregnancy.
Category
Other

2

Description
Control group: The control group uses a placebo every night before going to bed for 7 days after determining Bishop's score from the 40th week of pregnancy. If labor does not start, refer three days and one week later to determine Bishop's score and perform a non-stress test (NST). If the labor does not start until the 41st week, the mother will be referred to the maternity hospital to terminate the pregnancy.
Category
Placebo

Recruitment centers

1

Recruitment center
Name of recruitment center
Omolbanin hospital
Full name of responsible person
Doctor Masoumeh Mirteymouri
Street address
Omolbanin hospital,16th Bahjat street, Ayatollah Bahjat avenue, Mashhad, Iran
City
Mashhad
Province
Razavi Khorasan
Postal code
9177899191
Phone
+98 51 3223 1061
Fax
+98 51 3223 1444
Email
MirteimouriM@mums.ac.ir
Web page address
https://woman.mums.ac.ir/

2

Recruitment center
Name of recruitment center
Shahid Hashemi-nejad Hospital
Full name of responsible person
Doctor seyed Mohammad Moosavi
Street address
Shahid Hashemi Nezhad Hospital, Tolab, Shahid Mofateh Avenue, end of Abooreihan Boulevard
City
Mashhad
Province
Razavi Khorasan
Postal code
1234567
Phone
+98 21 8670 5503
Email
Mosavim3@mums.ac.ir

Sponsors / Funding sources

1

Sponsor
Name of organization / entity
Mashhad University of Medical Sciences
Full name of responsible person
Doctor Mohammad Ali Kiani
Street address
School of Nursing and Midwifery,Doctora Crossroads,Daneshgah Street
City
Mashhad
Province
Razavi Khorasan
Postal code
9137913199
Phone
+98 51 3859 1511
Email
mohammadis992@mums.ac.ir
Grant name
Grant code / Reference number
Is the source of funding the same sponsor organization/entity?
Yes
Title of funding source
Mashhad University of Medical Sciences
Proportion provided by this source
100
Public or private sector
Public
Domestic or foreign origin
Domestic
Category of foreign source of funding
empty
Country of origin
Type of organization providing the funding
Academic

Person responsible for general inquiries

Contact
Name of organization / entity
Mashhad University of Medical Sciences
Full name of responsible person
Parisa Hosseini Balajourshari
Position
master student
Latest degree
Bachelor
Other areas of specialty/work
Midwifery
Street address
School of Nursing and Midwifery,Doktora Crossroads, Daneshgah Street
City
Mashhad
Province
Razavi Khorasan
Postal code
9137913199
Phone
+98 51 3859 1511
Email
Hoseinibp4001@mums.ac.ir

Person responsible for scientific inquiries

Contact
Name of organization / entity
Mashhad University of Medical Sciences
Full name of responsible person
Fatemeh zahra karimi
Position
Associate Professor
Latest degree
Ph.D.
Other areas of specialty/work
Midwifery
Street address
School of Nursing and Midwifery ,Doktota Crossroads, ,DaneshgahStreet,
City
Mashhad
Province
Razavi Khorasan
Postal code
9137913199
Phone
+98 51 3859 1511
Fax
Email
Karimifz@mums.ac.ir

Person responsible for updating data

Contact
Name of organization / entity
Mashhad University of Medical Sciences
Full name of responsible person
Parisa Hosseini Balajourshari
Position
master student
Latest degree
Bachelor
Other areas of specialty/work
Midwifery
Street address
School of Nursing and Midwifery,Doktora Crossroads, Daneshgah Street
City
Mashhad
Province
Razavi Khorasan
Postal code
9137913199
Phone
+98 51 3859 1511
Email
Hoseinibp4001@mums.ac.ir

Sharing plan

Deidentified Individual Participant Data Set (IPD)
Undecided - It is not yet known if there will be a plan to make this available
Study Protocol
Undecided - It is not yet known if there will be a plan to make this available
Statistical Analysis Plan
Undecided - It is not yet known if there will be a plan to make this available
Informed Consent Form
Undecided - It is not yet known if there will be a plan to make this available
Clinical Study Report
Undecided - It is not yet known if there will be a plan to make this available
Analytic Code
Undecided - It is not yet known if there will be a plan to make this available
Data Dictionary
Undecided - It is not yet known if there will be a plan to make this available
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