Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jul 22, 2026, 10:27 AM EDT

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Showing 1–24 of 98 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Abdominal Pain, Irritable Bowel Syndrome
Interventions
Elimination Diet
Behavioral
Lead sponsor
Baylor College of Medicine
Other
Eligibility
7 Years to 18 Years
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Houston, Texas
Conditions
Irritable Bowel Syndrome
Interventions
DDP733
Drug
Lead sponsor
Dynogen Pharmaceuticals
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
62
States / cities
Birmingham, Alabama • Huntsville, Alabama • Mobile, Alabama + 53 more
Conditions
Constipation - Functional
Interventions
colon irrigation
Device
Lead sponsor
HyGIeaCare, Inc.
Industry
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Scottsdale, Arizona
Terminated No phase listed Observational Accepts healthy volunteers

Mechano-physiological Approach to Anorectal Function

NCT00219518
Conditions
Constipation
Interventions
defecography
Procedure
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years to 80 Years · Female only
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
Hershey, Pennsylvania
Conditions
Functional Constipation (FC), Chronic Idiopathic Constipation (CIC)
Interventions
Placebo for Linaclotide, Linaclotide
Drug
Lead sponsor
AbbVie
Industry
Eligibility
2 Years to 5 Years
Enrollment
123 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
38
States / cities
Foley, Alabama • Phoenix, Arizona • Hot Springs, Arkansas + 33 more
Conditions
Constipation
Interventions
Prunes, Docusate Sodium
Dietary Supplement · Drug
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older · Female only
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Irritable Bowel Syndrome Characterized by Constipation
Interventions
Linaclotide 290 micrograms, Matching placebo
Drug
Lead sponsor
Forest Laboratories
Industry
Eligibility
18 Years and older
Enrollment
803 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
111
States / cities
Birmingham, Alabama • Hueytown, Alabama • Huntsville, Alabama + 94 more
Completed Early Phase 1 Interventional Accepts healthy volunteers

Transdermal Administration by a Novel Wireless Iontophoresis Device

NCT06351852
Conditions
Spinal Cord Injuries, Constipation, Fecal Incontinence, Neurogenic Bowel
Interventions
Combination of Neostigmine and Glycopyrrolate, I-Box by Dynatronics
Drug · Device
Lead sponsor
James J. Peters Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 89 Years
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
The Bronx, New York
Conditions
Delayed Transit Time, Irregular Bowel Function
Interventions
Yogurt smoothie without probiotic, Yogurt smoothie with probiotic added post fermentation, Yogurt smoothie with probiotic added pre-fermentation, A capsule containing the probiotic
Dietary Supplement
Lead sponsor
Penn State University
Other
Eligibility
18 Years to 40 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
University Park, Pennsylvania
Conditions
Functional Constipation
Interventions
Linaclotide, Placebo
Drug
Lead sponsor
AbbVie
Industry
Eligibility
6 Months to 23 Months
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
18
States / cities
Phoenix, Arizona • Hot Springs, Arkansas • Anaheim, California + 14 more
Conditions
Constipation, Constipation - Functional, Dyssynergia
Interventions
Hybrid Telehealth Program: Respiratory Muscle Training and Patient Education, Standard Physical Therapy Care
Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Coral Gables, Florida
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Bowel Function After Minimally Invasive Hysterectomy

NCT04263896
Conditions
Constipation
Interventions
Polyethylene Glycol 3350
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older · Female only
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Cheno Effect on Transit in Health and IBS-C

NCT00912301
Conditions
Constipation-predominant Irritable Bowel Syndrome
Interventions
Sodium chenodeoxycholate (NaCDC), Placebo
Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Irritable Bowel Syndrome Constipation Predominant
Interventions
ROSE-010, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Functional Constipation
Interventions
Pradigastat Tablets 20mg, Pradigastat Tablets 40mg, Pradigastat Tablets 20mg matching Placebo, Pradigastat Tablets 40mg matching Placebo
Drug
Lead sponsor
Anji Pharma
Industry
Eligibility
18 Years to 70 Years
Enrollment
181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
5
States / cities
Meridian, Idaho • Evanston, Illinois • Las Vegas, Nevada + 2 more
Completed Early Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetics of Neostigmine and Glycopyrrolate

NCT04027972
Conditions
Spinal Cord Injuries, Constipation, Fecal Incontinence, Neurogenic Bowel
Interventions
Combination of Neostigmine and Glycopyrrolate, I-Box by Dynatronics
Drug · Device
Lead sponsor
James J. Peters Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 70 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
The Bronx, New York
Conditions
Chronic Idiopathic Constipation
Interventions
lubiprostone
Drug
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Lebanon, New Hampshire
Conditions
Spinal Cord Injuries, Constipation
Interventions
Non-invasive, surface electrical stimulation device, DS5 Digitimer
Device
Lead sponsor
Amol Soin, M.D., MBA
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Dayton, Ohio
Conditions
Irritable Bowel Syndrome
Interventions
Pregabalin, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Autistic Disorder, Constipation, Gastrointestinal Diseases
Interventions
Treatment of Functional Constipation by
Other
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
5 Years to 17 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
2
States / cities
Los Angeles, California • Santa Ana, California
Conditions
Constipation
Interventions
Biofeedback
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
Not listed
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
San Francisco, California
Conditions
Irritable Bowel Syndrome, Constipation
Interventions
LY3537031, Placebo
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
18 Years to 75 Years
Enrollment
342 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
14
States / cities
Mesa, Arizona • Anaheim, California • Lancaster, California + 11 more
Conditions
Constipation, Constipation Chronic Idiopathic, Constipation - Functional, Constipation (Excl Faecal Impaction)
Interventions
No intervention
Other
Lead sponsor
ProgenaBiome
Other
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2030
U.S. locations
1
States / cities
Ventura, California
Completed No phase listed Observational

Fecal Calprotectin Collection Protocol

NCT03143517
Conditions
Inflammatory Bowel Diseases, Irritable Bowel Syndrome, Ulcerative Colitis, Crohn Disease, Indeterminate Colitis, Chronic Diarrhea, Celiac Disease, Diverticulitis, Abdominal Pain, Distension, Weight Loss, Food Intolerance, Constipation
Interventions
Stool collection
Diagnostic Test
Lead sponsor
DiaSorin Inc.
Industry
Eligibility
4 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
13
States / cities
Dothan, Alabama • Little Rock, Arkansas • Mission Hills, California + 10 more