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ClinicalTrials.gov public records Last synced Oct 21, 2026, 5:39 AM EDT

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Showing 97–120 of 120 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Intraabdominal Infections Clear all
Recruiting No phase listed Observational Accepts healthy volunteers

Diagnosis of Abdominal Pain Using RNA Levels: The NATURAL Study

NCT07579312
View directory record Official record
Conditions
Intra Abdominal Infections, Appendicitis Acute, Pyelonephritis, Diverticulitis, Epiploic Appendagitis
Interventions
TruNAV, an RNA-based blood test for host immune activation by infections
Diagnostic Test
Lead sponsor
True Bearing Diagnostics, Inc.
Industry
Eligibility
7 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Oct 21, 2026, 5:39 AM EDT
Completed No phase listed Observational

Fetal Outcomes Among Pregnant Emergency General Surgery Patients

NCT05085353
View directory record Official record
Conditions
Pregnancy Complications, Acute Appendicitis, Acute Cholecystitis, Biliary Pancreatitis, Bowel Obstruction, Acute Diverticulitis
Interventions
non-obstetric acute general surgical disease
Procedure
Lead sponsor
Methodist Health System
Other
Eligibility
18 Years and older · Female only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 27, 2026 · Synced Oct 21, 2026, 5:39 AM EDT
Completed Phase 3 Interventional Results available

A Study to Determine the Efficacy, Safety and Tolerability of Aztreonam-Avibactam (ATM-AVI) ± Metronidazole (MTZ) Versus Meropenem (MER) ± Colistin (COL) for the Treatment of Serious Infections Due to Gram Negative Bacteria.

NCT03329092
View directory record Official record
Conditions
Complicated Intra-abdominal Infection, Hosptial Acquired Pneumonia, Ventilator Associated Pneumonia
Interventions
ATM-AVI, MTZ, MER, COL
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
422 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
5
States / cities
Tucson, Arizona • Torrance, California • Springfield, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 10, 2024 · Synced Oct 21, 2026, 5:39 AM EDT
Completed Phase 4 Interventional Results available

Study Comparing Tigecycline Versus Ceftriaxone Sodium Plus Metronidazole in Complicated Intra-abdominal Infection

NCT00195351
View directory record Official record
Conditions
Appendicitis, Cholecystitis, Cross Infection, Diverticulitis, Peritonitis
Interventions
tigecycline, ceftriaxone sodium + metronidazole
Drug
Lead sponsor
Wyeth is now a wholly owned subsidiary of Pfizer
Industry
Eligibility
18 Years and older
Enrollment
467 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
46
States / cities
Mobile, Alabama • Laguna Hills, California • Los Angeles, California + 38 more
Source: ClinicalTrials.gov public record
Updated Feb 25, 2013 · Synced Oct 21, 2026, 5:39 AM EDT
Recruiting Not applicable Interventional

Enhanced Recovery After Surgery (ERAS) for Complicated Appendicitis

NCT06948071
View directory record Official record
Conditions
Appendicitis Acute, Appendicitis Perforated, Appendicitis With Perforation, Appendicitis Suppurative, Appendicitis Gangrenous
Interventions
Discharge on oral antibiotics
Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 29, 2025 · Synced Oct 21, 2026, 5:39 AM EDT
Completed No phase listed Observational

Minimally Invasive Surgery: Using Natural Orfices

NCT00530998
View directory record Official record
Conditions
Appendicitis, Cholelithiasis, Gallstones
Interventions
Transvaginal Appendectomy, Transvaginal Cholecystectomy
Procedure
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 75 Years · Female only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2019
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Mar 10, 2020 · Synced Oct 21, 2026, 5:39 AM EDT
Completed No phase listed Observational

The Performance of the APPY1 Test in the Evaluation of Possible Acute Appendicitis

NCT01652170
View directory record Official record
Conditions
Acute Appendicitis
Interventions
Not listed
Lead sponsor
Venaxis, Inc.
Industry
Eligibility
2 Years to 20 Years
Enrollment
2,201 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
29
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Sacramento, California + 25 more
Source: ClinicalTrials.gov public record
Updated Mar 24, 2014 · Synced Oct 21, 2026, 5:39 AM EDT
Completed Phase 4 Interventional Results available

Optimal Care of Complicated Appendicitis

NCT03159754
View directory record Official record
Conditions
Appendicitis, Perforated Appendicitis, Ruptured Appendicitis, Complicated Appendicitis
Interventions
Early Appendectomy, Interval Appendectomy, Antibiotics
Procedure · Drug
Lead sponsor
University of Michigan
Other
Eligibility
5 Years to 17 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 28, 2023 · Synced Oct 21, 2026, 5:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Water And Saline Head-to-head In The Blinded Evaluation Study Trial

NCT02714023
View directory record Official record
Conditions
Acute Appendicitis, Abscess
Interventions
Normal Saline, Sterile Water
Procedure
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
6 Years and older
Enrollment
241 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Oct 15, 2018 · Synced Oct 21, 2026, 5:39 AM EDT
Withdrawn Not applicable Interventional

Philadelphia Immediate Transport in Penetrating Trauma Trial

NCT02821364
View directory record Official record
Conditions
Hemorrhagic Shock, Peritonitis
Interventions
Advanced Life Support
Other
Lead sponsor
Temple University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 28, 2022 · Synced Oct 21, 2026, 5:39 AM EDT
Completed Not applicable Interventional

Irrigation Versus No Irrigation for Perforated Appendicitis

NCT00854815
View directory record Official record
Conditions
Perforated Appendicitis
Interventions
Irrigation, No Irrigation
Procedure
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
1 Month to 17 Years
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 1, 2012 · Synced Oct 21, 2026, 5:39 AM EDT
Completed Phase 2 Interventional Results available

Study to Compare TP-434 and Ertapenem in Community-acquired Complicated Intra-abdominal Infections

NCT01265784
View directory record Official record
Conditions
Complicated Intra-abdominal Infection
Interventions
TP-434, Ertapenem, Placebo
Drug
Lead sponsor
Tetraphase Pharmaceuticals, Inc
Industry
Eligibility
18 Years to 75 Years
Enrollment
143 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
5
States / cities
Long Beach, California • Denver, Colorado • Detroit, Michigan + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 6, 2022 · Synced Oct 21, 2026, 5:39 AM EDT
Completed Not applicable Interventional Results available

The Comparison of Outcomes of Antibiotic Drugs and Appendectomy (CODA) Trial

NCT02800785
View directory record Official record
Conditions
Appendicitis
Interventions
Cefoxitin, Ertapenem, Moxifloxacin, Tigecycline, Ticarcillin-Clavulanic Acid; Metronidazole plus Cefazolin, Cefuroxime, Ceftriaxone, Cefotaxime, Ciprofloxacin, or Levofloxacin, Appendectomy
Drug · Procedure
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
1,552 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
25
States / cities
Sylmar, California • Torrance, California • Aurora, Colorado + 14 more
Source: ClinicalTrials.gov public record
Updated May 6, 2023 · Synced Oct 21, 2026, 5:39 AM EDT
Completed No phase listed Observational

ABTHERA ADVANCE™ Use Without Wittman Patch

NCT04986943
View directory record Official record
Conditions
Necrotizing Pancreatitis
Interventions
Using ABTHERA Advance without a Wittmann Patch
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
22 Years and older
Enrollment
3 participants
Timeline
2020 – 2023
U.S. locations
1
States / cities
Charlotte, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 31, 2023 · Synced Oct 21, 2026, 5:39 AM EDT
Not yet recruiting Not applicable Interventional

Barbed Suture vs Non-Barbed Closure for Emergency Exploratory Laparotomy RCT

NCT06043414
View directory record Official record
Conditions
Laparotomy, Dehiscence Wound, Surgical Site Infections, Trauma Abdomen, Emergency General Surgery
Interventions
triclosan-coated barbed suture, triclosan-coated non-barbed suture, Non-coated non-barbed suture
Device
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 100 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 28, 2023 · Synced Oct 21, 2026, 5:39 AM EDT
Not listed No phase listed Observational

Multi-institutional Trial of Non-operative Management of Appendicitis

NCT02271932
View directory record Official record
Conditions
Appendicitis
Interventions
Non-operative
Other
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
8 Years to 17 Years · Male only
Enrollment
1,076 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2023
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 9, 2023 · Synced Oct 21, 2026, 5:39 AM EDT
Terminated Phase 4 Interventional Results available

Antibiotic Duration in Post-appendectomy Abscess

NCT03795194
View directory record Official record
Conditions
Complicated Appendicitis, Perforated Appendicitis
Interventions
ampicillin/clavulanate
Drug
Lead sponsor
Phoenix Children's Hospital
Other
Eligibility
2 Years to 17 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Mar 8, 2024 · Synced Oct 21, 2026, 5:39 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety Study of Eravacycline Compared With Ertapenem in Complicated Intra-abdominal Infections

NCT01844856
View directory record Official record
Conditions
Complicated Intra-abdominal Infections
Interventions
Eravacycline, Ertapenem, Placebo
Drug
Lead sponsor
Tetraphase Pharmaceuticals, Inc
Industry
Eligibility
18 Years and older
Enrollment
541 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
19
States / cities
Florence, Alabama • Mobile, Alabama • Glendale, California + 16 more
Source: ClinicalTrials.gov public record
Updated Jan 11, 2022 · Synced Oct 21, 2026, 5:39 AM EDT
Recruiting Not applicable Interventional

PAINED: Project Addressing INequities in the Emergency Department

NCT05488080
View directory record Official record
Conditions
Pain, Appendicitis, Bias, Racial, Fractures, Bone
Interventions
Department-level audit and feedback and electronic health record-embedded clinical decision support
Behavioral
Lead sponsor
Children's National Research Institute
Other
Eligibility
0 Years and older
Enrollment
22,032 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 17, 2025 · Synced Oct 21, 2026, 5:39 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

EHR-based Decision Support for Pediatric Acute Abdominal Pain in Emergency Care

NCT02633735
View directory record Official record
Conditions
Appendicitis
Interventions
Appy CDS
Other
Lead sponsor
HealthPartners Institute
Other
Eligibility
5 Years to 20 Years
Enrollment
5,940 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
2
States / cities
Oakland, California • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 9, 2020 · Synced Oct 21, 2026, 5:39 AM EDT
Completed No phase listed Observational

Pharmacokinetics of Understudied Drugs Administered to Children Per Standard of Care

NCT01431326
View directory record Official record
Conditions
Adenovirus, Anesthesia, Anxiety, Anxiolysis, Autism, Autistic Disorder, Bacterial Meningitis, Bacterial Septicemia, Benzodiazepine, Bipolar Disorder, Bone and Joint Infections, Central Nervous System Infections, Convulsions, Cytomegalovirus Retinitis, Early-onset Schizophrenia Spectrum Disorders, Epilepsy, General Anesthesia, Gynecologic Infections, Herpes Simplex Virus, Infantile Hemangioma, Infection, Inflammation, Inflammatory Conditions, Intra-abdominal Infections, Lower Respiratory Tract Infections, Migraines, Pain, Pneumonia, Schizophrenia, Sedation, Seizures, Skeletal Muscle Spasms, Skin and Skin-structure Infections, Treatment-resistant Schizophrenia, Urinary Tract Infections, Withdrawal, Sepsis, Gram-negative Infection, Bradycardia, Cardiac Arrest, Cardiac Arrhythmia, Staphylococcal Infections, Nosocomial Pneumonia, Neuromuscular Blockade, Methicillin Resistant Staphylococcus Aureus, Endocarditis, Neutropenia, Headache, Fibrinolytic Bleeding, Pulmonary Arterial Hypertension, CMV Retinitis, Hypertension, Chronic Kidney Diseases, Hyperaldosteronism, Hypokalemia, Heart Failure, Hemophilia, Heavy Menstrual Bleeding, Insomnia
Interventions
The POPS study is collecting PK data on children prescribed the following drugs of interest per standard of care:
Drug
Lead sponsor
Daniel Benjamin
Other
Eligibility
Up to 21 Years
Enrollment
3,520 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
43
States / cities
Anchorage, Alaska • Little Rock, Arkansas • La Jolla, California + 37 more
Source: ClinicalTrials.gov public record
Updated Sep 6, 2023 · Synced Oct 21, 2026, 5:39 AM EDT
Completed Phase 3 Interventional Results available

Sulopenem Versus Ertapenem for Complicated Intra-abdominal Infection (cIAI)

NCT03358576
View directory record Official record
Conditions
Intra Abdominal Infections
Interventions
Ertapenem, Sulopenem-Etzadroxil/Probenecid, Ciprofloxacin, Metronidazole, Amoxicillin-Clavulanate, Sulopenem
Drug
Lead sponsor
Iterum Therapeutics, International Limited
Industry
Eligibility
18 Years and older
Enrollment
674 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
12
States / cities
Chula Vista, California • Torrance, California • Idaho Falls, Idaho + 8 more
Source: ClinicalTrials.gov public record
Updated Dec 1, 2020 · Synced Oct 21, 2026, 5:39 AM EDT
Recruiting Phase 4 Interventional

APPI-Cost Trial for Perforated Appendicitis

NCT06705842
View directory record Official record
Conditions
Perforated Appendicitis
Interventions
PVI, Usual Care
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
346 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 11, 2025 · Synced Oct 21, 2026, 5:39 AM EDT
Completed No phase listed Observational

TICAP - Titanium Clips for Appendiceal Stump Closure

NCT01734837
View directory record Official record
Conditions
Appendicitis
Interventions
DS-Ligature Clip
Device
Lead sponsor
Aesculap AG
Industry
Eligibility
16 Years and older
Enrollment
390 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
2
States / cities
Marina del Rey, California • Bethlehem, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 9, 2015 · Synced Oct 21, 2026, 5:39 AM EDT