Oral laxative before laparoscopic colorectal surgery to see if it changes how hard the operation is
Official title: Effect of Oral Laxative Use Before Colorectal Surgery on Intraoperative Surgical Difficulty
Run by Van Training and Research Hospital · NCT07820696 · Data updated 2026-11-12
This pilot trial tests whether giving an oral laxative before elective laparoscopic colorectal surgery makes the small bowel more distended and affects how difficult the operation is for adults.
Quick facts
| Study type | Interventional |
|---|---|
| Ages | 18 Years and up |
| Sex | All |
| Enrollment | 60 (estimated) |
| Sponsor | Van Training and Research Hospital Government |
| Locations | 1 site (Van, Van) |
| Status | Recruiting |
| Started | May 22, 2026 |
| Main results expected | May 22, 2027 |
| Study ends | June 22, 2027 |
| Registry record updated | September 15, 2026 |
| Trial ID | NCT07820696 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Adults 18 years or older scheduled for elective laparoscopic colorectal resection, with ASA I–III, who can provide informed consent.
✕Probably not a fit
Patients who do not experience a change in intraoperative conditions or those who have adverse reactions to oral laxatives may not benefit.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This randomized pilot study compares oral laxative plus rectal enema bowel prep to rectal enema alone in adults undergoing elective laparoscopic colorectal resection. Intraoperative small-bowel diameters will be measured, and overall operative difficulty, bowel manipulation time, total operation time, need for extra ports, conversion to open surgery, intraoperative complications, blood loss, and early postoperative outcomes will be recorded. The goal is to determine if oral laxatives influence intraoperative exposure and technical challenges, informing future larger trials and bowel-preparation practice. The study uses a standardized measurement method for jejunal and ileal diameters and a surgeon-rated difficulty scale. This is a prospective randomized pilot to generate preliminary data rather than definitive outcomes.
Why it matters
Potential benefit: If successful, the findings could lead to improved understanding of bowel-prep practices that may reduce intraoperative difficulty in laparoscopic colorectal surgery.
How similar studies have gone: Prior work has explored bowel preparation effects on outcomes, but evidence specifically linking oral laxatives to intraoperative difficulty in laparoscopic colorectal surgery is limited and not yet conclusive.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: * Age 18 years or older * Scheduled for elective laparoscopic colorectal resection * American Society of Anesthesiologists (ASA) physical status I-III * Able and willing to provide written informed consent Exclusion Criteria: * Requirement for emergency surgery * Mechanical intestinal obstruction, gastrointestinal perforation, or generalized peritonitis * Anticipated extensive intra-abdominal adhesions * Active inflammatory bowel disease * Pregnancy * Serious systemic disease constituting a contraindication to oral laxative use * Inability to perform standardized intraoperative small-bowel diameter measurements
Where it's running
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University of Health Sciences Türkiye, Van Training and Research Hospital
Van, Van, Turkey (Türkiye) Recruiting
Study contacts
- Study coordinator: İbrahim Doğan
- Email: dogan_203@hotmail.com
- Phone: +905313884966
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.