| Not Yet Recruiting | Bile Aspiration vs Drain in Acute Cholecystitis NCT03012243 | Karolinska Institutet | N/A |
| Recruiting | Prevention of Postoperative Hernias in Emergency Surgery NCT06815822 | Jan Kochanowski University | — |
| Recruiting | EOIB for Laparoscopic Cholecystectomy NCT06656299 | Sehit Prof. Dr. Ilhan Varank Sancaktepe Training and Research Hospital | N/A |
| Recruiting | Prospective Evaluation of Ultrasound-guided Percutaneous Cholecystostomy With the Trocar Technique NCT06330688 | Attikon Hospital | — |
| Completed | Evaluation of Risk Factors Leading to Conversion From Laparoscopic Cholecystectomy to Open Surgery NCT06244589 | Sisli Hamidiye Etfal Training and Research Hospital | N/A |
| Recruiting | Optimal Timing for Laparoscopic Cholecystectomy After Cholecystostomy in Acute Cholecystitis Tokyo II/III Sett NCT06476054 | Hospital Arnau de Vilanova | N/A |
| Completed | TAP Block vs External Oblique Plane Block for Laparoscopic Cholecystectomy Surgery NCT06178757 | Medipol University | N/A |
| Completed | Acupuncture for Prevention of Postoperative Nausea and Vomiting After Laparoscopic Cholecystectomy NCT05975385 | Baylor College of Medicine | N/A |
| Completed | EEG Parameters Between Remimazolam- and Propofol-based Anesthesia NCT06178848 | Yonsei University | N/A |
| Recruiting | Endosonography-guided Gallbladder Drainage vs Non-endoscopic Treatment in Inoperable Acute Cholecystitis NCT05702775 | Fundacion Miguel Servet | N/A |
| Completed | M-Tapa Block vs External Oblique Intercostal Block for Laparoscopic Cholesistectomy NCT05502159 | Medipol University | N/A |
| Unknown | Emergency Versus Elective Cholecystectomy in Acute Cholecystitis in the Era of Laparoscopy. NCT05502744 | Assiut University | N/A |
| Unknown | Effectiveness of Empirical Antibiotic Use in Mild to Moderate Acute Inflammatory Gallbladder Disease NCT05339282 | Seoul St. Mary's Hospital | N/A |
| Completed | M-Tapa Block for Laparoscopic Cholesistectomy NCT05179629 | Medipol University | N/A |
| Unknown | Visualization of the Extrahepatic biliaRy Tree Trial NCT04922528 | University of British Columbia | N/A |
| Unknown | Necessity of Preoperative Empirical Antibiotic Use in Acute Cholecystitis NCT04661371 | Seoul St. Mary's Hospital | N/A |
| Terminated | Operative vs Non-Operative Management of Acute Appendicitis and Acute Cholecystitis in COVID-19 Positive Patie NCT04748120 | The Cleveland Clinic | N/A |
| Completed | A Phase 2 Study Evaluating Efficacy, Safety and Tolerability of Different Doses and Regimens of Allocetra-OTS NCT04612413 | Enlivex Therapeutics Ltd. | Phase 2 |
| Unknown | Risk Factors for Necrotic Cholecystitis During COVID-19 Pandemic. NCT04542512 | Poissy-Saint Germain Hospital | — |
| Completed | Hong Kong Follow up Protocol After EUS Gallbladder Drainage for Acute Cholecistitis NCT04874103 | Catholic University of the Sacred Heart | — |
| Unknown | Empirical Antibiotics in Acute Inflammatory Gallbladder Disease NCT04321902 | Seoul St. Mary's Hospital | N/A |
| Withdrawn | Observation vs Early Removal of LAMS in EUS Guided Cholecystoenterostomy NCT04167072 | Texas Tech University Health Sciences Center, El Paso | N/A |
| Completed | Ultrasonically Activated Scalpel Versus Electrocautery Based Dissection in Acute Cholecystitis Trial NCT03014817 | Karolinska Institutet | N/A |
| Completed | Interest of Intravenous Cholangiography With Indocyanine Green in the Context of Laparoscopic Cholecystectomy NCT04103762 | Centre Hospitalier Universitaire, Amiens | N/A |
| Completed | AXIOS™ for Gallbladder Drainage as an Alternative to Percutaneous Drainage IDE NCT03767881 | Boston Scientific Corporation | N/A |
| Completed | Usefulness of the CADISS® System for the Cleavage of Severe Adhesions in Cholecystectomy NCT05041686 | AuXin Surgery SA | N/A |
| Unknown | BDD With UDCA Therapy After Laparoscopic Cholecystectomy NCT03578055 | Ewha Womans University Mokdong Hospital | Phase 3 |
| Completed | The Role of Ultrasound in Cholecystitis NCT03470220 | Karolinska Institutet | — |
| Completed | Benefits of Glycopyrrolate on Intubation With Rigid-videostylet (OptiScope®) NCT03050242 | Eunah Cho, MD | N/A |
| Unknown | Prediction of Postoperative Pain by Injection Pain of Propofol NCT03021447 | Ajou University School of Medicine | — |
| Unknown | Laparoscopic Cholecystectomy or Conservative Treatment in the Acute Cholecystitis of Elderly Patients NCT02972944 | Kuopio University Hospital | N/A |
| Withdrawn | Percutaneous Transhepatic Cholangiography (PTHC) in Acute Cholecystitis and Clinical Outcomes NCT03087747 | University of Split, School of Medicine | — |
| Completed | How to Predict Postoperative Complications After Early Laparoscopic Cholecystectomy for Acute Cholecystitis: t NCT04511910 | Fundación de Investigación Biomédica - Hospital Universitario de La Princesa | — |
| Completed | Endoscopic Nasogallbladder Drainage Versus Gallbladder Stenting Before Cholecystecomy NCT02394327 | Ajou University School of Medicine | N/A |
| Unknown | Efficacy and Safety of Floseal for the Haemostasis During Laparoscopic Cholecystectomy in Acute Cholecystitis NCT01126281 | University of Bologna | Phase 4 |
| Completed | Piperacllin Versus Placebo in Patients Undergoing Surgery for Acute Cholecystitis NCT02619149 | Karolinska Institutet | Phase 3 |
| Completed | Study of Pain Perception Between Males and Females Following Laparoscopic Cholecystectomy NCT00575276 | The University of Texas Health Science Center at San Antonio | — |