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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Functional Abdominal Pain Clear all
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Staccato Granisetron® (AZ 010) for the Treatment of Cyclic Vomiting Syndrome

NCT04645953
View directory record Official record
Conditions
Cyclic Vomiting Syndrome
Interventions
3mg AZ-010, 1mg AZ010, Staccato Placebo
Combination Product
Lead sponsor
Alexza Pharmaceuticals, Inc.
Other
Eligibility
18 Years to 60 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
18
States / cities
Lancaster, California • Los Angeles, California • San Diego, California + 14 more
Source: ClinicalTrials.gov public record
Updated Jun 10, 2025 · Synced Jun 10, 2026, 10:37 AM EDT
Suspended Phase 2 Interventional

A Four Arm Study to Evaluate the Safety and Efficacy of 3 Different Doses of RVX-100 Versus Placebo in Subjects With Irritable Bowel Syndrome Accompanied by Diarrhea (IBS-D)

NCT01076699
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
0.075 mg RVX-100, 0.125 mg RVX-100, 0.250 mg RVX-100, placebo
Drug
Lead sponsor
Revogenex, Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
192 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Chevy Chase, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 18, 2010 · Synced Jun 10, 2026, 10:37 AM EDT
Terminated Phase 2 Interventional

Study of the Research Medicine CIN-103 in Adults With Irritable Bowel Syndrome With Predominant Diarrhea (IBS-D).

NCT06153420
View directory record Official record
Conditions
Irritable Bowel Syndrome With Diarrhea
Interventions
CIN-103, Placebo
Drug
Lead sponsor
CinPhloro Pharma, LLC
Industry
Eligibility
18 Years and older
Enrollment
421 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
53
States / cities
Dothan, Alabama • Huntsville, Alabama • Phoenix, Arizona + 45 more
Source: ClinicalTrials.gov public record
Updated Dec 14, 2025 · Synced Jun 10, 2026, 10:37 AM EDT
Completed Phase 2 Interventional Results available

(Hyoscine Butylbromide) for Abdominal Pain Associated With Cramping on Demand Basis

NCT00932737
View directory record Official record
Conditions
Abdominal Pain
Interventions
Placebo, HBB 20 mg
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years and older
Enrollment
197 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
19
States / cities
Westlake Village, California • Hollywood, Florida • Jupiter, Florida + 14 more
Source: ClinicalTrials.gov public record
Updated May 2, 2022 · Synced Jun 10, 2026, 10:37 AM EDT
Not listed No phase listed Observational

Microbial and Human Determinants of the Onset of IBD Flares

NCT05463900
View directory record Official record
Conditions
Ulcerative Colitis, Crohn Disease, Irritable Bowel, Crohns Disease Aggravated, Crohn Disease in Remission
Interventions
Not listed
Lead sponsor
Viome
Industry
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Bothell, Washington
Source: ClinicalTrials.gov public record
Updated Oct 29, 2023 · Synced Jun 10, 2026, 10:37 AM EDT
Completed Not applicable Interventional

Do Biomarkers Predict Response to a Pediatric Chronic Pain Symptom Management Program?

NCT03823742
View directory record Official record
Conditions
Irritable Bowel Syndrome, Functional Abdominal Pain Syndrome, Functional Gastrointestinal Disorders, Functional Bowel Disorder, Functional Abdominal Pain, Functional Abdominal Pain Disorders
Interventions
Cognitive Behavioral Therapy, Low FODMAP Diet
Other
Lead sponsor
Baylor College of Medicine
Other
Eligibility
7 Years to 12 Years
Enrollment
163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 23, 2026 · Synced Jun 10, 2026, 10:37 AM EDT
Completed Not applicable Interventional Results available

Does Improving Vagal Tone Increase Mitochondrial Bioenergetics

NCT03931330
View directory record Official record
Conditions
Functional Gastrointestinal Disorders, Irritable Bowel Syndrome, Dyspepsia, Functional Abdominal Pain Syndrome
Interventions
Percutaneous neurostimulation
Device
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
12 Years to 18 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 20, 2021 · Synced Jun 10, 2026, 10:37 AM EDT
Completed Not applicable Interventional

Nursing Management of Irritable Bowel Syndrome (IBS) 2008

NCT00907790
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Usual Care (Control Group), Comprehensive Self-Management (CSM)
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 70 Years
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 3, 2017 · Synced Jun 10, 2026, 10:37 AM EDT
Completed Not applicable Interventional Results available

Efficacy of Ear Neurostimulation for Adolescents With Functional Abdominal Pain

NCT02367729
View directory record Official record
Conditions
Functional Disorder of Intestine, Nausea Persistent
Interventions
Neurostimulator, Sham
Device
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
11 Years to 18 Years
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 7, 2018 · Synced Jun 10, 2026, 10:37 AM EDT
Suspended Not applicable Interventional

Vibratory Stimulation for the Treatment of Chronic Pain

NCT04069572
View directory record Official record
Conditions
Chronic Pain, Pelvic Pain, Functional Abdominal Pain Syndrome, Low Back Pain, Migraine
Interventions
Vibrotactile Stimulation, Sham Stimulation
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Jun 10, 2026, 10:37 AM EDT
Completed Not applicable Interventional

Delivered Dietary Intervention for Children With Irritable Bowel Syndrome

NCT01339117
View directory record Official record
Conditions
Irritable Bowel Syndrome, Abdominal Pain
Interventions
Low fermentable substrate diet, High fermentable substrate diet
Other
Lead sponsor
Baylor College of Medicine
Other
Eligibility
7 Years to 17 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 21, 2021 · Synced Jun 10, 2026, 10:37 AM EDT
Completed Not applicable Interventional

Comparing the Effectiveness of 2 Diets for Patients With Irritable Bowel Syndrome

NCT01624610
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Dietary intervention
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
2
States / cities
Indianapolis, Indiana • Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 30, 2016 · Synced Jun 10, 2026, 10:37 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Objective Integrated Multimodal Electrophysiological Index for the Quantification of Visceral Pain

NCT06381921
View directory record Official record
Conditions
Abdominal Pain
Interventions
IBS-PPSM intervention
Behavioral
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years to 50 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Storrs, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 14, 2025 · Synced Jun 10, 2026, 10:37 AM EDT
Recruiting No phase listed Observational

Seattle Spatial Transcriptomic Research in Inflammatory Bowel Disease Evaluation (STRIDE)

NCT06315179
View directory record Official record
Conditions
Inflammatory Bowel Diseases, Crohn Disease, Ulcerative Colitis, Indeterminate Colitis, Functional Abdominal Pain Syndrome, Functional Bowel Disorder, Esophageal Diseases, Gastroduodenal Disorder, Bowel Dysfunction, Gallbladder Diseases, Sphincter of Oddi Dysfunction, Anorectal Disorder
Interventions
Esophagogastroduodenoscopy (EGD) with biopsy, Colonoscopy w/ biopsy
Diagnostic Test
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
6 Years to 21 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Jun 10, 2026, 10:37 AM EDT
Completed Not applicable Interventional

Efficacy of Audio Recorded Guided Imagery vs Deep Breathing Exercises on Functional Gastrointestinal Pain Disorders

NCT03100487
View directory record Official record
Conditions
Abdominal Pain, Functional Gastrointestinal Disorders
Interventions
Apple iPod Shuffle
Device
Lead sponsor
Baylor College of Medicine
Other
Eligibility
8 Years to 12 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 20, 2023 · Synced Jun 10, 2026, 10:37 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Offset Analgesia as a Measure of Central Sensitization in Children

NCT03445403
View directory record Official record
Conditions
Chronic Pain Syndrome, Chronic Daily Headache, Functional Abdominal Pain Syndrome, Musculoskeletal Pain Disorder, CRPS (Complex Regional Pain Syndromes)
Interventions
Offset analgesia
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
10 Years to 17 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Waltham, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 20, 2021 · Synced Jun 10, 2026, 10:37 AM EDT
Completed Not applicable Interventional Results available

Peer Mentorship: An Intervention To Promote Effective Pain Self-Management In Adolescents

NCT01118988
View directory record Official record
Conditions
Irritable Bowel Syndrome (IBS), Functional Abdominal Pain, Fibromyalgia, Complex Regional Pain Syndrome (CRPS), Myofacial Pain, Chronic Daily Headaches, Migraine Headaches, Chronic Pain
Interventions
Mentorship
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
12 Years to 18 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 29, 2016 · Synced Jun 10, 2026, 10:37 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Migraine and Recurrent Abdominal Pain in Children

NCT00060619
View directory record Official record
Conditions
Migraine, Abdominal Pain
Interventions
thermal biofeedback, relaxation training, cognitive coping skills, parent education
Behavioral
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
7 Years to 17 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2004
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jun 10, 2026, 10:37 AM EDT
Completed Phase 1Phase 2 Interventional

Effect of TU-100 in Patients With Irritable Bowel Syndrome (IBS)

NCT01890837
View directory record Official record
Conditions
Irritable Bowel Syndrome, Digestive System Diseases, Gastrointestinal Diseases, Intestinal Diseases, Abdominal Pain
Interventions
Daikenchuto (TU-100), Placebo
Drug
Lead sponsor
Tsumura USA
Industry
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 12, 2016 · Synced Jun 10, 2026, 10:37 AM EDT
Recruiting Phase 2Phase 3 Interventional

Home Transcutaneous Electrical Acustimulation (TEA)

NCT05519683
View directory record Official record
Conditions
Irritable Bowel Syndrome With Constipation
Interventions
TEA, Lexapro
Device · Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 13, 2025 · Synced Jun 10, 2026, 10:37 AM EDT
Recruiting Phase 2 Interventional

Psyllium in Pediatric IBS

NCT06639984
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Psyllium (0.7 g/year of age per day), Psyllium (0.5 g/year of age per day), Placebo, fructans
Drug · Other
Lead sponsor
Dr Bruno Chumpitazi, M.D.
Other
Eligibility
12 Years to 17 Years
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 25, 2026 · Synced Jun 10, 2026, 10:37 AM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

Brain Mechanisms of Attention and Pain in Youth With FAPD

NCT05892055
View directory record Official record
Conditions
Functional Abdominal Pain Syndrome
Interventions
MRI Procedure
Other
Lead sponsor
Michigan State University
Other
Eligibility
11 Years to 16 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 13, 2025 · Synced Jun 10, 2026, 10:37 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Brain-Gut Interactions in Overweight and Normal Weight Patients With Chronic Abdominal Pain

NCT00824941
View directory record Official record
Conditions
Obesity, Stress, Irritable Bowel Syndrome, Women, Abdominal Pain
Interventions
Not listed
Lead sponsor
National Institute of Nursing Research (NINR)
NIH
Eligibility
13 Years to 45 Years
Enrollment
132 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2019
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 19, 2019 · Synced Jun 10, 2026, 10:37 AM EDT
Completed Phase 3 Interventional

Treatment of Functional Bowel Disorders

NCT00006157
View directory record Official record
Conditions
Irritable Bowel Syndrome, Constipation, Abdominal Pain, Functional Colonic Diseases
Interventions
Desipramine, Cognitive Behavioral Treatment
Drug · Behavioral
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 65 Years · Female only
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2001
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 12, 2010 · Synced Jun 10, 2026, 10:37 AM EDT