Protocol summary

Study aim
Compare the effect of pidrolax, paraffin and lactulose on chronic functional constipation in children aged 2 to 6 years referred to the pediatric clinic of Amirkabir Hospital
Design
Clinical trial with three parallel groups, single-blind, randomized, phase 3 on 150 patients. Random blocking method is used for randomization.
Settings and conduct
In this study, children aged 2 to 6 years referred to the pediatric clinic of Amirkabir Hospital in Arak, who according to the diagnosis of pediatric gastroenterologist are suffering from chronic constipation and have the inclusion criteria; Enter the study. These children will be divided into three identical groups (pidrolax, lactulose, paraffin) randomly. Then, the information of each child, including age, gender, number of defecations per week, stool consistency, etc. is monitored serially by asking checklists from the child or parents, so the information statistically analyzed. This study (due to differences in the form and type of drugs) is a single-blind study. In addition, by naming groups, we blind those who evaluate the results of the study.
Participants/Inclusion and exclusion criteria
All children with chronic constipation for at least 6 months aged 2 to 6 years referred to the pediatric clinic of Amirkabir Hospital Parental consent Do not have any disease other than constipation
Intervention groups
In the Pidrolax group, the child is given 0.7 gr per kg body weight orally in the morning of fasting. In the lactulose group 1 to 2 cc per kilogram daily and in the paraffin group, oral paraffin will be given in the amount of 0.5 cc per kg every 12 hours.
Main outcome variables
Number of defecation per week, stool consistency, number of abdominal pains per week, number of painful defection per week, anorexia and nausea. (Serial monitoring: before starting treatment, the first week after starting treatment, then every 2 weeks to two months)

General information

Reason for update
Acronym
IRCT registration information
IRCT registration number: IRCT20211223053493N1
Registration date: 2022-04-27, 1401/02/07
Registration timing: registered_while_recruiting

Last update: 2022-04-27, 1401/02/07
Update count: 0
Registration date
2022-04-27, 1401/02/07
Registrant information
Name
Fateme Heydari
Name of organization / entity
Country
Iran (Islamic Republic of)
Phone
+98 86 3368 4995
Email address
dr.f.heydari1400@gmail.com
Recruitment status
Recruitment complete
Funding source
Expected recruitment start date
2022-04-04, 1401/01/15
Expected recruitment end date
2022-06-21, 1401/03/31
Actual recruitment start date
empty
Actual recruitment end date
empty
Trial completion date
empty
Scientific title
Comparison of the effect of pidrolax, paraffin and lactulose on chronic functional constipation in children aged 2-6 years referred to the pediatric clinic of Amirkabir Hospital
Public title
Comparison of the effect of pidrolax, paraffin and lactulose on chronic functional constipation in children aged 2-6 years
Purpose
Treatment
Inclusion/Exclusion criteria
Inclusion criteria:
All children with chronic constipation for at least 6 months aged 2-6 years referred to the pediatric clinic of Amirkabir Hospital Parental consent Do not have any disease other than constipation Absence of any psychiatric disorders in the child or parents No maintenance in welfare or other places than family Not to receive constipation treatment for 2 weeks before inclusion in the study Not being a single parent Absence of IBS according to ROME IV criteria Absence of mental retardation or metabolic disease (such as hypothyroidism), Hirschsprung or spinal anomalies or anorectal pathology Absence of gastrointestinal surgery Not to receive medical treatment affecting GI motility such as cisapride, motilium, erythromycin, loperamide
Exclusion criteria:
Lack of cooperation of parent or child Incidence of drug side effects and severe diarrhea Allergy to drugs
Age
From 2 years old to 6 years old
Gender
Both
Phase
3
Groups that have been masked
  • Outcome assessor
  • Data analyser
Sample size
Target sample size: 150
Randomization (investigator's opinion)
Randomized
Randomization description
Children 2 to 6 years old referred to the clinic who have been diagnosed with chronic constipation based on the ROME4 diagnostic criteria will be divided into three equal groups (pidrolax, lactulose, paraffin) using random allocation. This study will be randomized. In order to perform random allocation, random blocking method with 6 blocks such as AABBCC, ABBACC, BBAACC, AACCBB, BBCCAA, ACBCAB, etc. will be used, which will have numbers from 1 onwards, respectively. Then, by randomly selecting numbers from 1 to n , (n = number of possible cases of six blocks) , random sequences of three types of drugs will be identified for the study samples. Drug A means pidrolax, drug B is lactulose and drug C is paraffin.
Blinding (investigator's opinion)
Single blinded
Blinding description
This is a single-blind clinical trial study in which only the data analyzer is blinded and the data is provided to the data evaluator in groups A, B, and C. The patient, researcher, and clinical caregiver are aware and not blinded
Placebo
Not used
Assignment
Parallel
Other design features

Secondary Ids

empty

Ethics committees

1

Ethics committee
Name of ethics committee
Research Ethics committee of Arak University of Medical Sciences
Street address
Alam al-Huda Street, Shahid Shiroodi Street, Arak
City
Arak
Province
Markazi
Postal code
٣٨١٩٦٩٣٣٤٥
Approval date
2021-07-18, 1400/04/27
Ethics committee reference number
IR.ARAKMU.REC.1400.106

Health conditions studied

1

Description of health condition studied
Chronic functional constipation
ICD-10 code
K59.09
ICD-10 code description
Other constipation

Primary outcomes

1

Description
Primary consequence : Number of defecation per week
Timepoint
Before starting treatment, The first week after starting treatment, Then every 2 weeks until two months later
Method of measurement
questionnaire

Secondary outcomes

1

Description
Secondary consequence : Stool consistency
Timepoint
Before starting treatment, The first week after starting treatment, Then every 2 weeks until two months later
Method of measurement
questionnaire

2

Description
Secondary consequence : Number of abdominal pains per week
Timepoint
Before starting treatment, The first week after starting treatment, Then every 2 weeks until two months later
Method of measurement
questionnaire

3

Description
Secondary consequence : Number of painful bowel movements per week
Timepoint
Before starting treatment, The first week after starting treatment, Then every 2 weeks until two months later
Method of measurement
questionnaire

4

Description
Secondary consequence : Anorexia
Timepoint
Before starting treatment, The first week after starting treatment, Then every 2 weeks until two months later
Method of measurement
questionnaire

5

Description
Secondary consequence : Nausea
Timepoint
Before starting treatment, The first week after starting treatment, Then every 2 weeks until two months later
Method of measurement
questionnaire

Intervention groups

1

Description
Intervention group: Intervention group 1: In Pidrolax group, the child is given 0.7 g / kg body weight (Sepidaj Pharmaceutical Company, Iran) orally in the morning fasting.
Category
Treatment - Drugs

2

Description
Intervention group: The second intervention group: in the lactulose group 1-2 cc / kg / day (Exir Pharmaceutical Company, Iran) will be given.
Category
Treatment - Drugs

3

Description
Intervention group: Third intervention group: In the paraffin group, oral paraffin (Mahdaro Pharmaceutical Company, Iran) will be given in the amount of 0.5 cc per kg every 12 hours.
Category
Treatment - Drugs

Recruitment centers

1

Recruitment center
Name of recruitment center
Arak Amirkabir Hospital
Full name of responsible person
Seyed Mojtaba Hashemi
Street address
Amirkabir Hospital, Parastar Square, Shahid Shiroodi St., Arak
City
Arak
Province
Markazi
Postal code
3819693181
Phone
+98 86 3313 4715
Email
info@arakmu.ac.ir

Sponsors / Funding sources

1

Sponsor
Name of organization / entity
Arak University of Medical Sciences
Full name of responsible person
Alireza Kamali
Street address
Alam al-Huda St., Shahid Shiroodi St., Arak
City
Arak
Province
Markazi
Postal code
٣٨١٩٦٩٣٣٤٥
Phone
+98 86 3313 6055
Email
info@arakmu.ac.ir
Grant name
Grant code / Reference number
Is the source of funding the same sponsor organization/entity?
Yes
Title of funding source
Arak 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
Arak University of Medical Sciences
Full name of responsible person
Seyed Mojtaba Hashemi
Position
Assistant Professor
Latest degree
Subspecialist
Other areas of specialty/work
Pediatrics
Street address
Amirkabir Hospital, Parastar Square, Shahid Shiroodi St., Arak
City
Arak
Province
Markazi
Postal code
3819693181
Phone
+98 86 3313 4715
Email
mojtaba53hashemi@yahoo.com

Person responsible for scientific inquiries

Contact
Name of organization / entity
Arak University of Medical Sciences
Full name of responsible person
Nooshin Sadjadei
Position
Assistant Professor
Latest degree
Subspecialist
Other areas of specialty/work
Pediatrics
Street address
Amirkabir Hospital, Parastar Square, Shahid Shiroodi St., Arak
City
Arak
Province
Markazi
Postal code
3819693181
Phone
+98 86 3313 4715
Email
nooshin1sadjadei@gmail.com

Person responsible for updating data

Contact
Name of organization / entity
Arak University of Medical Sciences
Full name of responsible person
Fateme Heydari
Position
Medical intern
Latest degree
A Level or less
Other areas of specialty/work
General Practitioner
Street address
Arash Building, Boostan Yek Alley, Hepco Street
City
Arak
Province
Markazi
Postal code
۳۸۱۸۸۱۷۳۱۲
Phone
+98 86 3368 4995
Email
dr.f.heydari1400@gmail.com
Web page address

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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