Protocol summary
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Study aim
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determination The effect of Cassia fistula syrup on quality of life in patients undergoing hemodialysis with constipation
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Design
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In this study, which was performed as a randomized placebo-controlled clinical trial in a three-way blind and phase 3 study on 106 patients, randomization was performed using the randomized permutation block method.
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Settings and conduct
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Patients undergoing hemodialysis, referred to hemodialysis centers of Shahrekord University of Medical Sciences and having a diagnosis of constipation are randomly assigned to two groups of drugs and placebo.
A single shape, with the same label and the same taste and smell will be prepared by a pharmacist in the laboratory of the Clinical Trial Research Center of Shahed University. The only person who knows the nature of syrups is the pharmacist who makes the medicine. To hide the treatment process (Concealment), the drugs in two groups A and B (without explaining its content), reach a statistician and he performs the coding in blocks of four.
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Participants/Inclusion and exclusion criteria
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Inclusion criteria: age 18 years and above - having at least two criteria of Rome-3 criteria
Criteria for non-inclusion: - No gastrointestinal diseases, including irritable bowel syndrome, secondary constipation or neurological diseases (Parkinson, depression, etc.), non-neurological diseases (hypothyroidism, hypokalemia, etc.) - History of any surgery digestive system
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Intervention groups
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The drug group is given 10% Cassia fistula syrup in the amount of 10 ml twice a day for 30 days. The same amount of placebo syrup is given. If constipation does not improve, patients can increase the dose of the drug or placebo to 30 ml per day.
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Main outcome variables
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Quality of Life ; Constipation; Itching
General information
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Reason for update
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After conducting the pilot study and re-determining the size of the sample as well as the total number of patients eligible to enter the study, the number of samples was reduced to 70 people
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Acronym
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IRCT registration information
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IRCT registration number:
IRCT20210202050229N1
Registration date:
2021-08-02, 1400/05/11
Registration timing:
registered_while_recruiting
Last update:
2022-09-18, 1401/06/27
Update count:
1
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Registration date
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2021-08-02, 1400/05/11
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Registrant information
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Recruitment status
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Recruitment complete
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Funding source
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Expected recruitment start date
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2021-07-23, 1400/05/01
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Expected recruitment end date
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2021-10-23, 1400/08/01
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Actual recruitment start date
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empty
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Actual recruitment end date
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empty
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Trial completion date
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empty
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Scientific title
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The effect of Cassia fistula syrup on quality of life in patients undergoing hemodialysis with constipation
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Public title
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The effect of Cassia fistula syrup on constipation
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Purpose
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Supportive
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Inclusion/Exclusion criteria
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Inclusion criteria:
Age 18 years and above
Dialysis adequacy index above 1/2
At least 3 months have passed since the start of hemodialysis
Having at least two of the criteria of Rome-3
Exclusion criteria:
Sensitivity to plant compounds, especially Cassia fistula
History of active infection in the last month
Absence of gastrointestinal diseases including irritable bowel syndrome, secondary constipation or neurological diseases (Parkinson's, depression, etc.) Non-neurological diseases (hypothyroidism, hypokalemia, etc.)
History of any gastrointestinal surgery
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Age
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From 18 years old
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Gender
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Both
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Phase
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3
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Groups that have been masked
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- Participant
- Care provider
- Investigator
- Outcome assessor
- Data analyser
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Sample size
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Target sample size:
70
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Randomization (investigator's opinion)
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Randomized
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Randomization description
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Randomization is done using random permutation blocks method. The size of the blocks is 4. Drugs in two categories (drug and placebo) are made by the study pharmacist and sent to the study statistics specialist. The statistician encodes them and places them in blocks of 4 (containing 2 numbers from each group). And is given to the researcher in blind form. Unlock the codes will be done after the end of the study. In case of side effects, the drug code will be unlocked. Blinding is such that placebo syrup and medicine in a single form, with the same label and the same taste and smell will be prepared by a pharmacist in the laboratory of the Clinical Trial Research Center of Shahed University. The only person who knows the nature of syrups is the pharmacist who makes the medicine. To hide the treatment process (Concealment), the drugs in two groups A and B (without explaining its content), reach a statistician and he performs the coding in blocks of four.
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Blinding (investigator's opinion)
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Double blinded
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Blinding description
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Blinding is such that placebo syrup and medicine in a single form, with the same label and the same taste and smell will be prepared by a pharmacist in the laboratory of the Clinical Trial Research Center of Shahed University. The only person who knows the nature of syrups is the pharmacist who makes the medicine.
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Placebo
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Used
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Assignment
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Parallel
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Other design features
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Ethics committees
1
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Ethics committee
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Approval date
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2021-05-31, 1400/03/10
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Ethics committee reference number
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IR.SHAHED.REC.1400.020
Health conditions studied
1
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Description of health condition studied
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quality of life
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ICD-10 code
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ICD-10 code description
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Primary outcomes
1
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Description
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Quality of Life Score in the Patient Assessment of Constipation Quality of Life (PAC-QOL) questionnaire
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Timepoint
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Measurement of quality of life before the intervention and 30 days after the start of Cassia fistula syrup
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Method of measurement
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Patient Assessment of Constipation Quality of Life (PAC-QOL) questionnaire
2
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Description
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Constipation score in the Constipation Assessment Scale (CAS)
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Timepoint
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Measurement of Constipation before the intervention and 30 days after the start of Cassia fistula syrup
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Method of measurement
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Constipation Assessment Scale (CAS)
3
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Description
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Frequency and frequency of defecation
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Timepoint
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Measurement of the frequency of defecation on a daily basis the start of Cassia fistula syrup
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Method of measurement
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Make a note in the checklist
4
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Description
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Stool consistency in the Bristol stool scale
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Timepoint
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Measurement of the stool consistency after each bowel movement after starting Cassia fistula syrup
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Method of measurement
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Bristol stool scale
5
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Description
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Digestive problems
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Timepoint
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Measurement of the Digestive problems after each bowel movement after starting Cassia fistula syrup
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Method of measurement
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Make a note in the checklist
6
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Description
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Measurement of blood sodium
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Timepoint
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Measurement of blood sodium before intervention, two weeks after and four weeks after intervention
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Method of measurement
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blood test
7
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Description
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Measurement of blood potassium
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Timepoint
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Measurement of blood potassium level before the intervention, two weeks after and four weeks after the intervention
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Method of measurement
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blood test
8
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Description
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Measurement of blood hemoglobin
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Timepoint
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Measurement of blood hemoglobin level before the intervention and four weeks after the intervention
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Method of measurement
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blood test
9
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Description
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Measurement of blood hematocrit
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Timepoint
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Measurement of blood hematocrit before intervention and four weeks after intervention
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Method of measurement
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blood test
10
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Description
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Blood platelet count
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Timepoint
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Measurement of blood platelet count before the intervention and four weeks after the intervention
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Method of measurement
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blood test
11
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Description
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Measurement of blood urea nitrogen
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Timepoint
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Measurement of blood urea nitrogen before intervention and four weeks after intervention
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Method of measurement
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blood test
12
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Description
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Measurement of blood Creatinine
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Timepoint
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Measurement of blood Creatinine levels before the intervention and four weeks after the intervention
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Method of measurement
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blood test
13
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Description
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Measurement of blood calcium
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Timepoint
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Measurement of blood calcium levels before the intervention and four weeks after the intervention
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Method of measurement
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blood test
14
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Description
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Measurement of blood phosphorus
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Timepoint
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Measurement of blood phosphorus before the intervention and four weeks after the intervention
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Method of measurement
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blood test
15
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Description
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Measurement of blood alkaline phosphatase
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Timepoint
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Measurement of blood alkaline phosphatase levels before the intervention and four weeks after the intervention
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Method of measurement
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blood test
16
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Description
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Blood CRP measurement
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Timepoint
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Measurement of blood CRP before intervention and four weeks after intervention
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Method of measurement
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blood test
17
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Description
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Measurement of PTH in the blood
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Timepoint
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Measurement of blood PTH before intervention and four weeks after intervention
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Method of measurement
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blood test
Secondary outcomes
1
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Description
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Itching score in the Itchy Quality of Life (ItchyQoL) questionnaire
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Timepoint
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Measurement of pruritus before the intervention and 30 days after the start of Cassia fistula syrup
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Method of measurement
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Itchy Quality of Life (ItchyQoL) questionnaire
Intervention groups
1
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Description
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Intervention group: The drug group is given 10% Cassia fistula syrup (each 1 ml containing one tenth of a gram of dried pulp of Cassia fistula fruit) in the amount of 10 ml twice daily for 30 days.
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Category
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Treatment - Drugs
2
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Description
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Control group: Placebo syrup is a combination of sugar and honey that turns dark after preparation and heating and is prepared with a dosage defined by the Clinical Trial Research Center of Shahed University.
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Category
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Placebo
1
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Sponsor
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Grant name
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Grant code / Reference number
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Is the source of funding the same sponsor organization/entity?
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Yes
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Title of funding source
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Shahed University
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Proportion provided by this source
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100
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Public or private sector
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Public
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Domestic or foreign origin
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Domestic
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Category of foreign source of funding
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empty
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Country of origin
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Type of organization providing the funding
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Academic
Sharing plan
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Deidentified Individual Participant Data Set (IPD)
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Undecided - It is not yet known if there will be a plan to make this available
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Study Protocol
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Undecided - It is not yet known if there will be a plan to make this available
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Statistical Analysis Plan
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Undecided - It is not yet known if there will be a plan to make this available
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Informed Consent Form
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Undecided - It is not yet known if there will be a plan to make this available
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Clinical Study Report
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Undecided - It is not yet known if there will be a plan to make this available
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Analytic Code
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Undecided - It is not yet known if there will be a plan to make this available
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Data Dictionary
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Undecided - It is not yet known if there will be a plan to make this available