Combination Method Using Sodium Picosulfate and Magnesium Citrate and PEG With Ascorbic Acid for Bowel Preparation
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ClinicalTrials.gov Identifier: NCT02979223 |
Recruitment Status :
Completed
First Posted : December 1, 2016
Last Update Posted : August 28, 2019
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The aim of this study is to compare the efficacy depending on the order of the sequential combination method using sodium picosulfate and magnesium citrate (PMC) and PEG with ascorbic acid for bowel preparation.
The investigators designed this study as a phase II prospective randomized parallel arm clinical trial. 71 participant will be enrolled in each group (142 in total).
The primary outcome is the efficacy of bowel preparation. secondary outcomes are tolerability, side effect of the drugs, polyp detection rate and adenoma detection rate.
Condition or disease | Intervention/treatment | Phase |
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Bowel Preparation Sodium Picosulfate and Magnesium Citrate Polyethylene Glycol With Ascorbic Acid | Drug: sodium picosulfate and magnesium citrate, polyethylene glycol with ascorbic acid | Phase 2 |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 142 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | Single (Investigator) |
Primary Purpose: | Diagnostic |
Official Title: | Comparison the Efficacy Depending on the Order of the Sequential Combination Method Using Sodium Picosulfate and Magnesium Citrate (PMC) and PEG With Ascorbic Acid for Bowel Preparation (The Phase II Prospective Randomized Clinical Trial) |
Study Start Date : | November 2016 |
Actual Primary Completion Date : | June 2017 |
Actual Study Completion Date : | June 2017 |

Arm | Intervention/treatment |
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Experimental: PMC/PEG-Asc
Picolyte 1 bottle/170cc at one day before colonoscopy, 7 PM. And then, Intake Coolprep 1L at the day of colonoscopy, 5 AM
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Drug: sodium picosulfate and magnesium citrate, polyethylene glycol with ascorbic acid
sodium picosulfate and magnesium citrate and 2L polyethylene glycol with ascorbic acid are used as combination method. There is a difference in the order of intake between two group Other Names:
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Active Comparator: PEG-Asc/PMC
Intake Coolprep 1L at one day before colonoscopy, 7 PM. And then, Intake Picolyte 1 bottle/170cc at the day of colonoscopy, 5AM
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Drug: sodium picosulfate and magnesium citrate, polyethylene glycol with ascorbic acid
sodium picosulfate and magnesium citrate and 2L polyethylene glycol with ascorbic acid are used as combination method. There is a difference in the order of intake between two group Other Names:
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- Successful bowel preparation (Excellent and Good in Aronchick bowel preparation score) [ Time Frame: during colonoscopy ]

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Ages Eligible for Study: | 20 Years to 70 Years (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | Yes |
Inclusion Criteria:
- Age: 20-75 Patients who visited the outpatient clinic for colonoscopy Patients who agreed to participate in this study
Exclusion Criteria:
- pregnancy, breast feeding stage 3-5 chronic kidney disease (glomerular filtration rate < 60 mL/min/1.73m2), inability to maintain adequate fluid intake, pre-existing electrolyte disturbances, symptomatic congestive heart failure, recent (within < 6 months) symptomatic ischemic heart disease (unstable angina or myocardial infarction).
toxic megacolon active colitis Allergic to drug altered mental status Nausea and vomiting Hyperphosphatemia glucose-6-phosphate dehydrogenase deficiency Hereditary Phenylketonuria Patients with a history of colon surgery Abdominal operation within 6 months

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT02979223
Korea, Republic of | |
Bun Kim | |
Goyang, Gyeonggi-do, Korea, Republic of, 10408 |
Principal Investigator: | Bun Kim, Dr | National Cancer Center, Korea |
Responsible Party: | Byung Chang KIM, Principle investigator, National Cancer Center, Korea |
ClinicalTrials.gov Identifier: | NCT02979223 |
Other Study ID Numbers: |
NCC2016-0166 |
First Posted: | December 1, 2016 Key Record Dates |
Last Update Posted: | August 28, 2019 |
Last Verified: | August 2019 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Ascorbic Acid Picosulfate sodium Magnesium citrate Molecular Mechanisms of Pharmacological Action Antioxidants Protective Agents |
Physiological Effects of Drugs Vitamins Micronutrients Cathartics Gastrointestinal Agents |