Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Sep 5, 2026, 8:14 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 28 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Colonic Transit Clear all
Completed Phase 4 Interventional Results available

Effects of Lubiprostone on Small Bowel and Colonic Bacteria: A Correlation Study With Segmental and Whole Gut Transit

NCT00844831
View directory record Official record
Conditions
Constipation
Interventions
Lubiprostone
Drug
Lead sponsor
University of Louisville
Other
Eligibility
18 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Jul 26, 2017 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Not applicable Interventional Results available

Effects of Lubiprostone on Gastrointestinal Transit & pH in Irritable Bowel Syndrome (IBS) With Constipation

NCT01162863
View directory record Official record
Conditions
Irritable Bowel Syndrome, Constipation
Interventions
Lubiprostone, Placebo, Smartpill wireless motility capsule
Drug · Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 26, 2017 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Effect of Methylnaltrexone on GI Transit in Healthy Volunteers

NCT01055704
View directory record Official record
Conditions
Gastric Motility Disorder
Interventions
Methylnaltrexone only, Codeine only, Methylnaltrexone + codeine, Placebo + placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 24, 2012 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Phase 1Phase 2 Interventional

Effect of Yohimbine on Colon Transit

NCT00217048
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Yohimbine, oral
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 28, 2009 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

The PRIDE Study Probiotics on Regulation and Improving Digestive hEalth

NCT01203462
View directory record Official record
Conditions
Digestive Irregularity, Digestive Discomfort, History of Straining During Bowel Movements, History of Hard or Lumpy Stools
Interventions
Probiotic strain of Bifidobacterium, No Bifidobacterium
Other
Lead sponsor
Georgetown University
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Feb 10, 2013 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Phase 2 Interventional

A Study of BMS-562086 in Patients With Irritable Bowel Syndrome

NCT00399438
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Placebo, BMS-562086
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 25, 2008 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Effect of Naloxegol on Gastric, Small Bowel, and Colonic Transit in Healthy Subjects

NCT02737059
View directory record Official record
Conditions
Constipation Drug Induced
Interventions
Naloxegol, Codeine, codeine placebo, naloxegol placebo
Drug
Lead sponsor
Michael Camilleri
Other
Eligibility
18 Years to 65 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 29, 2017 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Use of Pyridostigmine for Constipation in Diabetics

NCT00276406
View directory record Official record
Conditions
Constipation, Diabetes Mellitus, Colonic Transit, Gastric Emptying
Interventions
Pyridostigmine, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 29, 2012 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Phase 2 Interventional

A Phase 2 Study to Evaluate Pharmacodynamics of YKP10811 in Patients With Chronic or Functional Constipation

NCT01523184
View directory record Official record
Conditions
Chronic Constipation, Functional Constipation
Interventions
Placebo Capsule, YKP10811 Drug Product Capsule
Drug
Lead sponsor
SK Life Science, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 3, 2014 · Synced Sep 5, 2026, 8:14 PM EDT
Not listed No phase listed Observational

Colonic Transit Time Validation Study

NCT00857363
View directory record Official record
Conditions
Constipation
Interventions
Not listed
Lead sponsor
The SmartPill Corporation
Industry
Eligibility
18 Years to 80 Years
Enrollment
210 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
12
States / cities
Tucson, Arizona • Los Angeles, California • Iowa City, Iowa + 9 more
Source: ClinicalTrials.gov public record
Updated Jan 14, 2010 · Synced Sep 5, 2026, 8:14 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Assessment of Whole Gut Transit Time Using the SmartPill Capsule

NCT00603707
View directory record Official record
Conditions
Constipation
Interventions
Not listed
Lead sponsor
The SmartPill Corporation
Industry
Eligibility
18 Years to 80 Years
Enrollment
178 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
8
States / cities
Scottsdale, Arizona • Iowa City, Iowa • Kansas City, Kansas + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 28, 2008 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Effect of TU-100 on Gastrointestinal and Colonic Transit in Humans

NCT00871325
View directory record Official record
Conditions
Postoperative Ileus
Interventions
Daikenchuto (TU-100), Placebo
Drug
Lead sponsor
Tsumura USA
Industry
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 13, 2013 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Phase 4 Interventional Results available

Effects of Lubiprostone on Gastric Function in Patients With Chronic Idiopathic Constipation

NCT01460225
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 12, 2018 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study To Investigate The Effect Of Solabegron (GW427353) On Gastrointestinal Transit In Healthy Volunteers

NCT00401479
View directory record Official record
Conditions
Irritable Bowel Syndrome (IBS)
Interventions
Placebo, Solabegron (GW427353)
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2006
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 15, 2008 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Comparison of the Effects of Tapentadol and Oxycodone on Gastrointestinal and Colonic Transit in Humans

NCT01500317
View directory record Official record
Conditions
Effects of 2 Mu-opiates on Gastrointestinal Transit
Interventions
Tapentadol, Oxycodone, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 16, 2012 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Effect of ATI-7505 on Gastrointestinal Transit in Healthy Volunteers

NCT01094821
View directory record Official record
Conditions
Healthy
Interventions
ATI-7505, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 28, 2010 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Study of NGM282 in Subjects With Functional Constipation and Healthy Individuals

NCT02649062
View directory record Official record
Conditions
Functional Constipation
Interventions
NGM282, Placebo
Biological · Other
Lead sponsor
NGM Biopharmaceuticals, Inc
Industry
Eligibility
18 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 29, 2018 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Phase 2 Interventional

Phase 2 Study of MD-1100 Acetate on Gastrointestinal Transit in Patients With C-IBS

NCT00258193
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
MD-1100 Acetate
Drug
Lead sponsor
Ironwood Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 19, 2006 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Phase 2 Interventional Results available

Effect of TAK-954 on Gastrointestinal and Colonic Transit in Diabetic or Idiopathic Gastroparesis Participants

NCT03281577
View directory record Official record
Conditions
Diabetic Gastroparesis, Idiopathic Gastroparesis
Interventions
TAK-954, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years to 65 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 6, 2021 · Synced Sep 5, 2026, 8:14 PM EDT
Terminated Phase 1 Interventional

Effect of Olorinab on Gastrointestinal Transit in Patients With Irritable Bowel Syndrome

NCT04655599
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
Olorinab, Placebo
Drug
Lead sponsor
Arena Pharmaceuticals
Industry
Eligibility
18 Years to 70 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 16, 2021 · Synced Sep 5, 2026, 8:14 PM EDT
Terminated Phase 4 Interventional

Effect of Tegaserod on Orocecal Transit in Elderly Chronic Constipation Patients

NCT00348634
View directory record Official record
Conditions
Chronic Constipation
Interventions
Tegaserod
Drug
Lead sponsor
Novartis
Industry
Eligibility
65 Years and older
Enrollment
60 participants
Timeline
2006 – 2007
U.S. locations
3
States / cities
North Little Rock, Arizona • Ann Arbor, Michigan • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 3, 2016 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Phase 2 Interventional Results available

Does Welchol (Colesevelam Hydrochloride) Improve Colonic Transit in Diarrhea-predominant Irritable Bowel Syndrome (D-IBS)?

NCT00911612
View directory record Official record
Conditions
Irritable Bowel Syndrome, Diarrhea
Interventions
Colesevelam, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 3, 2012 · Synced Sep 5, 2026, 8:14 PM EDT
Completed Phase 2 Interventional

Effects of Acute SCI on Colonic Motility & Tone

NCT00013312
View directory record Official record
Conditions
Spinal Cord Injury
Interventions
Determine colonic tone
Procedure
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2001
U.S. locations
1
States / cities
Hines, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 20, 2009 · Synced Sep 5, 2026, 8:14 PM EDT
Not listed Phase 2 Interventional

The Role of Bacterial Overgrowth and Delayed Intestinal Transit in Hepatic Encephalopathy

NCT00281502
View directory record Official record
Conditions
Hepatic Encephalopathy, Hepatitis C, Liver Cirrhosis
Interventions
Rifaximin (drug)
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 75 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 4, 2010 · Synced Sep 5, 2026, 8:14 PM EDT