| Recruiting | Restrictive vs Liberal Intraoperative Fluid Strategy and Postoperative Outcomes After Elective Cesarean Sectio NCT07440667 | Nigde Omer Halisdemir University | N/A |
| Not Yet Recruiting | Effect of Tegileridine on Postoperative Bowel Function Recovery in Abdominal Surgery NCT07412223 | Xiangya Hospital of Central South University | Phase 4 |
| Recruiting | Impact of Chewing Gum on Postoperative Gut Motility in Gastrointestinal Surgery Patients NCT07425249 | Khyber Medical University Peshawar | N/A |
| Not Yet Recruiting | Neuromuscular Blocking Agents on Gastrointestinal Function Following Colorectal Surgery NCT07271875 | Xijing Hospital | Phase 3 |
| Recruiting | Effect of Thread Embedding Acupuncture on Postoperative Ileus Recovery After Colorectal Cancer Surgery: A Mult NCT07071987 | Northern Jiangsu People's Hospital | N/A |
| Recruiting | Implementation of an Efferent Loop Stimulation Protocol Prior to Ileostomy Closure at La Paz University Hospit NCT06974500 | Hospital Universitario La Paz | — |
| Recruiting | Simple Bed Exercises for Reducing Postoperative Ileus in Colorectal Surgical Patients. NCT07014046 | The University of Hong Kong | N/A |
| Recruiting | Pyridostigmine Efficacy and Safety for Treatment of Ileus After Colorectal Surgery NCT05334485 | Stefan Holubar MD MS FACS, FASCRS | Phase 2 / Phase 3 |
| Recruiting | Low Pressure Pneumoperitoneum and Postoperative Ileus NCT05344417 | Ohio State University | N/A |
| Completed | Abdominal Acupuncture for Gastrointestinal Function Recovery After Gynecologic Laparoscopic Surgery NCT07293026 | Mengyao Han | N/A |
| Recruiting | Gastrointestinal Stimulation As a Treatment of Postoperative Ileus Following Extensive Surgery NCT05752071 | University of Aarhus | N/A |
| Recruiting | Dexamethasone in the Prevention of Post-spinal Paralytic Ileus After Cesarean Section NCT05654649 | Assiut University | Phase 1 / Phase 2 |
| Completed | Intestinal Microbiota and Postoperative Ileus After Colorectal Surgery NCT05512741 | University Hospital, Angers | — |
| Completed | Study of the Efficience of Chewing-gum to Reduce the Duration of Postoperative Ileus NCT05296967 | University Hospital, Angers | N/A |
| Unknown | Does Epidural Anesthesia Reduce Postoperative Ileus Following Colorectal Surgery? NCT04429425 | Sisli Hamidiye Etfal Training and Research Hospital | N/A |
| Withdrawn | Acupuncture for the Treatment of Postoperative Ileus After Gastrointestinal Surgery NCT04713241 | Case Comprehensive Cancer Center | N/A |
| Completed | Can Coffee/Caffeine Improve Post-Operative Gastrointestinal Recovery NCT04547868 | Sunnybrook Health Sciences Centre | N/A |
| Unknown | Prucalopride for Postoperative Ileus in Patients Undergoing Robot-assisted Laparoscopic Radical Cystectomy NCT05001763 | The Affiliated Nanjing Drum Tower Hospital of Nanjing University Medical School | Phase 2 |
| Unknown | Effect of Multimodal Opioid-free Anesthesia on Return of Bowel Function in Laparoscopic Colorectal Surgery NCT04144933 | University of Saskatchewan | Phase 3 |
| Completed | The Effect of Hot Pack Application on Postoperative Ileus Undergoing Surgery for Gynecologic Malignancies NCT04833699 | Erzincan Military Hospital | N/A |
| Recruiting | Use of Beetroot Juice to Protect Against Postoperative Ileus Following Colorectal Surgery: BEET IT Study NCT05133024 | University Hospital, Ghent | Phase 2 |
| Completed | Assessing Gastric Motility and Distention in Postoperative Gastrointestinal Surgery Using Bedside Gastric Ultr NCT04747691 | Eric Schwenk | — |
| Unknown | Implementing a Low Fiber Diet vs. Regular Diet in Postoperative Colorectal Patients With Ileostomies NCT04675606 | Cedars-Sinai Medical Center | N/A |
| Unknown | Gastric Volume and Colorectal Surgery NCT04461067 | University Hospital, Angers | N/A |
| Terminated | ANTERO-5: Gastric Motility in Postoperative Ileus NCT04100265 | Universitaire Ziekenhuizen KU Leuven | N/A |
| Unknown | Electroacupuncture Combined With Fast-track Perioperative Program for Laparoscopic Colorectal Surgery NCT04090073 | Chinese University of Hong Kong | N/A |
| Unknown | Coffee After Pancreatic Surgery NCT04205058 | Azienda Ospedaliera Universitaria Integrata Verona | N/A |
| Unknown | The Effect of Acupoint Application on Postoperative Ileus NCT04008667 | li xiong | N/A |
| Completed | Coffee Consumption for Intestinal Function Recovery After Laparoscopic Gynecologic Surgery NCT03963180 | Erzincan Military Hospital | N/A |
| Completed | The Effect of Rocking Chair Movement on the Start of Bowel Functions in Patients With Gastrointestinal System NCT04466319 | Eskisehir Osmangazi University | N/A |
| Completed | Subcutaneous Methylnaltrexone Versus Placebo for Postoperative Ileus Prevention NCT03852524 | Ohio State University | Phase 2 |
| Completed | Effects of Open and Laparoscopic Gastrointestinal Surgery on Gastrointestinal Function NCT03887845 | West China Hospital | — |
| Completed | Perioperative Dexamethasone on Postoperative Outcome in IBD NCT03456752 | Jinling Hospital, China | Phase 2 |
| Completed | Postoperative Chewing Gum and Gynecological Laparoscopic Surgery NCT03884244 | Kanuni Sultan Suleyman Training and Research Hospital | N/A |
| Completed | The Effect of Caffeine Ingestion in Prevention of Postoperative Ileus After Caesarean Section. NCT03815877 | Ain Shams University | N/A |
| Terminated | Use of Beetroot Juice to Protect Against Postoperative Ileus (POI) Following Colorectal Surgery: a Pilot Study NCT03772444 | University Hospital, Ghent | N/A |
| Completed | The Effect of Coffee After Resection of Small Bowel NCT03143621 | Mount Carmel Health System | N/A |
| Completed | Does Caffeine Enhance Bowel Recovery After Colorectal Surgery? NCT03097900 | Hadassah Medical Organization | Phase 2 |
| Unknown | Electroacupuncture for Postoperative Ileus After Laparoscopic Surgery for Mid and Low Rectal Cancer NCT03222557 | Chinese University of Hong Kong | N/A |
| Completed | Prucalopride in Postoperative Ileus NCT02947269 | University of Auckland, New Zealand | Phase 3 |
| Completed | Anti-inflammatory Effect of Peroperative Stimulation of the Vagus Nerve NCT02524626 | KU Leuven | Phase 3 |
| Completed | Lidocaine Infusion in Radical Cystectomy NCT03047057 | Assiut University | Phase 2 |
| Completed | Does Bowel Stimulation Before Loop Ileostomy Closure Reduce Postoperative Ileus? NCT02559635 | Jewish General Hospital | N/A |
| Completed | Tibial Nerve Stimulation and Postoperative Ileus NCT02815956 | University Hospital, Angers | N/A |
| Unknown | Effect of Mosapride on Postoperative Ileus in Patients Undergoing Colorectal Surgery NCT02056405 | Hospital Italiano de Buenos Aires | Phase 4 |
| Terminated | Does Caffeine Reduce Postoperative Bowel Paralysis After Elective Colectomy? NCT02510911 | Thomas Steffen | N/A |
| Completed | Role of Tibial Nerve Stimulation for Enhanced Postoperative Recovery After Colorectal Surgery NCT02433938 | University of Florence | N/A |
| Unknown | Postoperative Ileus: Duration and Severity Assessment With the SmartPill® NCT02329912 | University Hospital, Bonn | N/A |
| Withdrawn | RCT Gum Chewing on Bowel Function After Abdominal Surgery in Children NCT02261454 | Alberta Children's Hospital | N/A |
| Completed | Effect of Simethicone on Postoperative Ileus in Patients Undergoing Colorectal Surgery NCT02161367 | McMaster University | Phase 4 |
| Completed | Effect of TU-100 in Patients Undergoing Laparoscopic Colectomy NCT02232893 | Tsumura USA | Phase 2 |
| Completed | SANICS II Trial: Stimulation of the Autonomic Nervous System in Colorectal Surgery by Perioperative Nutrition NCT02175979 | Misha D.P. Luyer | N/A |
| Completed | Does Coffee Intake Reduce Postoperative Ileus After Elective Colorectal Surgery NCT02469441 | Kantonsspital Baden | — |
| Completed | Anti-inflammatory Effect of Pre-operative Stimulation of the Cholinergic Anti-Inflammatory Pathway NCT02425774 | KU Leuven | Phase 4 |
| Completed | Role of Chewing Gum in Reducing Post Operative Ileus After Reversal of Ileostomy NCT02155153 | Services Hospital, Lahore | N/A |
| Unknown | Electroacupuncture Versus Fast-track Perioperative Program for Laparoscopic Colorectal Surgery NCT02059603 | Chinese University of Hong Kong | Phase 3 |
| Completed | Prucalopride for Postoperative Ileus in Patients Undergoing Gastrointestinal Surgery NCT02004652 | Jinling Hospital, China | Phase 2 |
| Completed | The Effect of Coffee Consumption in Enhancing Recovery of Bowel Function Following Colorectal Surgery. NCT02639728 | Cedars-Sinai Medical Center | N/A |
| Completed | Effect of Sham Feeding on Postoperative Ileus After Elective Liver Transplantation NCT01956643 | Seoul National University Hospital | N/A |
| Unknown | Electroacupuncture for Postoperative Ileus After Laparoscopic Rectal Cancer Surgery NCT01844908 | Chinese University of Hong Kong | N/A |
| Unknown | Study of Dexamethasone-Allantoin-Metronidazole (DAM) Solution in the Treatment of Post-Operative Ileus (POI) NCT01863407 | Beijing Bozhiyin T&S Co., Ltd. | Phase 3 |
| Completed | Goal Directed Fluid Therapy and Postoperative Ileus NCT01818375 | Gabriele Baldini, MD, MSc, Assistant Professor | N/A |
| Completed | Does Sugared or Sugar Free Chewing Gum Reduces Postoperative Ileus After Laparoscopic Cholecystectomy NCT02162134 | Benazir Bhutto Hospital, Rawalpindi | N/A |
| Completed | Pilot Study: Anti-inflammatory Effect of Peroperative Stimulation of the Vagus Nerve NCT01572155 | KU Leuven | N/A |
| Completed | Study to Evaluate the Safety of Post-Operative TZP-101 (IV Ulimorelin) After Partial Bowel Resection NCT01710982 | Norgine | Phase 3 |
| Completed | A Study in Healthy Male Subjects Designed to Assess the Mass Balance Recovery and Pharmacokinetics of 14C TZP- NCT01668199 | Norgine | Phase 1 |
| Unknown | Influence of Gum Chewing on Postoperative Bowel Activity After Complete Staging Surgery for Gynecological Mali NCT01835119 | Erzincan Military Hospital | Phase 4 |
| Terminated | Effects of Chewing Gum Against Postoperative Ileus NCT02319512 | Thomas Andersson | Phase 3 |
| Completed | Study of the Effect of Water Soluble Oral Contrast (Gastrografin) on Postoperative Ileus After Colorectal Surg NCT01440712 | Hospital Universitari de Bellvitge | Phase 4 |
| Completed | A Study to Assess Analgesic Efficacy of Intravenous Lignocaine NCT01699919 | Jawaharlal Institute of Postgraduate Medical Education & Research | Phase 4 |
| Completed | Effect of Sugared Chewing Gum on Gastrointestinal Recovery After Major Colorectal Surgery NCT01559662 | Cedars-Sinai Medical Center | N/A |
| Completed | Does Coffee Consumption Prevent or Shorten Postoperative Ileus After Colon Resection? NCT01130675 | University of Massachusetts, Worcester | Phase 3 |
| Completed | The Effect of Gum Chewing on Postoperative Ileus After Gynecologic Surgery NCT01579175 | Johns Hopkins University | Phase 1 / Phase 2 |
| Completed | Effect of TU-100 on Gastrointestinal and Colonic Transit in Humans NCT00871325 | Tsumura USA | Phase 1 / Phase 2 |
| Completed | A Study of Alvimopan for the Management of Postoperative Ileus in Participants Undergoing Radical Cystectomy NCT00708201 | Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA) | Phase 4 |
| Completed | Electroacupuncture for Postoperative Ileus After Laparoscopic Colorectal Surgery NCT00464425 | Chinese University of Hong Kong | Phase 3 |
| Completed | Safety and Efficacy of IV Infusion of TZP-101 for POI After Major Open Abdominal Surgery NCT00617552 | Tranzyme, Inc. | Phase 2 |
| Completed | Trial of Acupuncture for Reduction of Post-Colectomy Ileus NCT00402961 | Memorial Sloan Kettering Cancer Center | Phase 2 |
| Completed | A Tolerability and Efficacy Study of TU-100 For The Treatment of Postoperative Ileus NCT00266461 | Tsumura USA | Phase 2 |
| Completed | Effects of Intravenous Local Anesthetic on Bowel Function After Colectomy NCT00600158 | University of Virginia | Phase 3 |
| Completed | Randomized Clinical Trial of Bisacodyl Versus Placebo on Postoperative Bowel Motility in Elective Colorectal S NCT00509327 | University Hospital, Basel, Switzerland | Phase 4 |
| Completed | Intravenous (IV) Methylnaltrexone (MNTX) in the Prevention of Post-Operative Ileus NCT01367548 | Bausch Health Americas, Inc. | Phase 2 |