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ClinicalTrials.gov public records Last synced Oct 20, 2026, 7:34 AM EDT

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Showing 73–96 of 405 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Constipation Clear all
Completed No phase listed Observational

A Postmarketing Study of Plecanatide in Breast Milk of Lactating Women Treated With TRULANCE®

NCT03551873
View directory record Official record
Conditions
Chronic Idiopathic Constipation
Interventions
Plecanatide
Drug
Lead sponsor
Bausch Health Americas, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
3
States / cities
North Hollywood, California • Tamarac, Florida • Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 22, 2019 · Synced Oct 20, 2026, 7:34 AM EDT
Completed Phase 3 Interventional Results available

Opioid-induced Bowel Dysfunction: Long-Term Assessment of Lubiprostone

NCT00620061
View directory record Official record
Conditions
Opioid-Induced Bowel Dysfunction
Interventions
Lubiprostone 24
Drug
Lead sponsor
Sucampo Pharma Americas, LLC
Industry
Eligibility
18 Years and older
Enrollment
439 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
120
States / cities
Birmingham, Alabama • Hueytown, Alabama • Mobile, Alabama + 95 more
Source: ClinicalTrials.gov public record
Updated Jan 21, 2020 · Synced Oct 20, 2026, 7:34 AM EDT
Terminated Not applicable Interventional Results available

Lubiprostone as a Treatment for Constipation in Parkinson's Disease

NCT00669461
View directory record Official record
Conditions
Constipation, Parkinson's Disease
Interventions
Lubiprostone
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
50 Years to 85 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Dec 30, 2016 · Synced Oct 20, 2026, 7:34 AM EDT
Completed Phase 3 Interventional Results available

The Plecanatide Irritable Bowel Syndrome With Constipation Study (IBS-C)

NCT02387359
View directory record Official record
Conditions
Irritable Bowel Syndrome Characterized by Constipation
Interventions
Plecanatide, Placebo
Drug
Lead sponsor
Bausch Health Americas, Inc.
Industry
Eligibility
18 Years to 85 Years
Enrollment
1,054 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
155
States / cities
Athens, Alabama • Birmingham, Alabama • Dothan, Alabama + 142 more
Source: ClinicalTrials.gov public record
Updated Jun 14, 2019 · Synced Oct 20, 2026, 7:34 AM EDT
Withdrawn Not applicable Interventional

HyGIeaCare Procedure for Chronic Constipation

NCT03335969
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Sep 23, 2019 · Synced Oct 20, 2026, 7:34 AM EDT
Not listed Phase 4 Interventional

Multimodal Narcotic Limited Perioperative Pain Control With Colorectal Surgery

NCT02958566
View directory record Official record
Conditions
Colon Cancer, Colon Diverticulosis, Colonic Neoplasms, Colonic Diverticulitis, Pain, Postoperative, Ileus, Ileus Paralytic, Ileus; Mechanical, Constipation Drug Induced, Constipation, Rectum Cancer, Rectum Neoplasm
Interventions
Acetaminophen, Gabapentin, Orphenadrine, Lidocaine, Marcaine, Ketamine, Methadone, Tramadol, Ketorolac, Morphine Sulfate, Fentanyl, Dilaudid, Hydrocodone-Acetaminophen Tab 5-325 MG, HYDROCODONE/ACETAMINOPHEN 5 Mg-325 Mg ORAL TABLET
Drug
Lead sponsor
University of Illinois College of Medicine at Peoria
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Peoria, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 20, 2017 · Synced Oct 20, 2026, 7:34 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Lubiprostone and Mucus Secretion in Patients With Chronic Constipation

NCT01447849
View directory record Official record
Conditions
Constipation
Interventions
lubiprostone, placebo
Drug
Lead sponsor
Texas Tech University Health Sciences Center, El Paso
Other
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
El Paso, Texas
Source: ClinicalTrials.gov public record
Updated Jun 9, 2017 · Synced Oct 20, 2026, 7:34 AM EDT
Enrolling by invitation Phase 3 Interventional

Safety Study of Tenapanor for the Treatment of Pediatric Patients (6 to Less Than 18 Years Old) With IBS-C

NCT05905926
View directory record Official record
Conditions
Irritable Bowel Syndrome With Constipation (IBS-C)
Interventions
Tenapanor
Drug
Lead sponsor
Ardelyx
Industry
Eligibility
6 Years to 18 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2031
U.S. locations
27
States / cities
Foley, Alabama • Anaheim, California • Doral, Florida + 24 more
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Oct 20, 2026, 7:34 AM EDT
Recruiting Phase 2 Interventional

A Study of Microbiome Transplantation for the Treatment of Constipation and/or Significant Bloating in Patients With Systemic Sclerosis

NCT06827977
View directory record Official record
Conditions
Constipation, Bloating
Interventions
PRIM-DJ2727, Placebo
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Oct 20, 2026, 7:34 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Predictors of Constipation in Healthy Children

NCT00398021
View directory record Official record
Conditions
Constipation
Interventions
Not listed
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
5 Years to 8 Years
Enrollment
1,430 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
11
States / cities
Madison, Wisconsin • Stoughton, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 5, 2015 · Synced Oct 20, 2026, 7:34 AM EDT
Completed Phase 4 Interventional Results available

The Effectiveness of Lubiprostone in Constipated Diabetics

NCT01170039
View directory record Official record
Conditions
Constipation, Diabetes
Interventions
Lubiprostone, Placebo
Drug
Lead sponsor
Emory University
Other
Eligibility
30 Years to 80 Years
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 15, 2016 · Synced Oct 20, 2026, 7:34 AM EDT
Completed Phase 3 Interventional Results available

Treatment of Encopresis in Children With Autism Spectrum Disorders

NCT03197922
View directory record Official record
Conditions
Encopresis, Autism Spectrum Disorder
Interventions
MIE Treatment, Glycerin Suppository, Treatment as Usual (TAU)
Behavioral · Drug · Combination Product
Lead sponsor
Emory University
Other
Eligibility
5 Years to 12 Years
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Jan 31, 2024 · Synced Oct 20, 2026, 7:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Internet-based Treatment of Early Childhood Fecal Incontinence

NCT00067769
View directory record Official record
Conditions
Encopresis
Interventions
Internet-based intervention UCanPoopToo, treatment as usual
Behavioral
Lead sponsor
University of Virginia
Other
Eligibility
6 Years to 12 Years
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2007
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Dec 7, 2015 · Synced Oct 20, 2026, 7:34 AM EDT
Terminated Phase 4 Interventional Results available

Effect of Ketamine on Postoperative Clinical Outcomes

NCT01365195
View directory record Official record
Conditions
Colorectal Surgery
Interventions
Placebo, Ketamine high-dose, Ketamine low-dose
Drug
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 2, 2022 · Synced Oct 20, 2026, 7:34 AM EDT
Completed Phase 2 Interventional

ALK37-007: Evaluation of Safety and Efficacy of ALKS 37 (RDC-1036) in Adults With Opioid-induced Constipation (OIC)

NCT01418092
View directory record Official record
Conditions
OIC
Interventions
ALKS 37, Placebo
Drug
Lead sponsor
Alkermes, Inc.
Industry
Eligibility
18 Years and older
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
13
States / cities
Anaheim, California • Orange, California • Daytona Beach, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Aug 7, 2012 · Synced Oct 20, 2026, 7:34 AM EDT
Completed Phase 4 Interventional

Preference of Tegaserod vs. PEG 3350 in Patients With Constipation

NCT00171522
View directory record Official record
Conditions
Constipation
Interventions
Tegaserod and Polyethylene Glycol 3350
Drug
Lead sponsor
Novartis
Industry
Eligibility
18 Years to 64 Years · Female only
Enrollment
52 participants
Timeline
2005
U.S. locations
14
States / cities
Oro Valley, Arizona • Phoenix, Arizona • Tucson, Arizona + 11 more
Source: ClinicalTrials.gov public record
Updated Mar 3, 2016 · Synced Oct 20, 2026, 7:34 AM EDT
Completed Phase 2Phase 3 Interventional Results available

The Efficacy of AZD1722 in Constipation Predominant Irritable Bowel Syndrome (IBS-C)

NCT01923428
View directory record Official record
Conditions
Constipation Predominant Irritable Bowel Syndrome
Interventions
AZD1722, Placebo
Drug
Lead sponsor
Ardelyx
Industry
Eligibility
18 Years to 75 Years
Enrollment
356 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
4
States / cities
Boulder, Colorado • Greensboro, North Carolina • Winston-Salem, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 8, 2020 · Synced Oct 20, 2026, 7:34 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Use of a Prokinetic Agent as an Adjunct to Thrice Weekly Bowel Care After SCI

NCT04671030
View directory record Official record
Conditions
Spinal Cord Injuries, Constipation, Neurogenic Bowel
Interventions
Neostigmine and Glycopyrrolate, Iontophoresis
Drug · Device
Lead sponsor
James J. Peters Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 75 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Dec 30, 2021 · Synced Oct 20, 2026, 7:34 AM EDT
Withdrawn Not applicable Interventional

The Impact of Aerobic Interval and Inspiratory Muscle Training On Patient Reported Outcome Scores In Individuals With Chronic Constipation

NCT05321953
View directory record Official record
Conditions
Constipation, Constipation by Outlet Obstruction, Constipation-predominant Irritable Bowel Syndrome, Constipation - Functional
Interventions
Standard Physical Therapy Care, Aerobic and Inspiratory Muscle Training
Other
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Coral Gables, Florida
Source: ClinicalTrials.gov public record
Updated May 12, 2023 · Synced Oct 20, 2026, 7:34 AM EDT
Not listed No phase listed Observational

Electronic Mobile Phone App Stool Diary

NCT04644133
View directory record Official record
Conditions
Constipation, Incontinence Bowel
Interventions
Paper diary, Electronic APP diary
Other
Lead sponsor
Augusta University
Other
Eligibility
18 Years and older
Enrollment
135 participants
Timeline
2018 – 2024
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated Jul 21, 2022 · Synced Oct 20, 2026, 7:34 AM EDT
Completed Not applicable Interventional Results available

Short Term Safety and Efficacy of Lubiprostone in Adults With Cystic Fibrosis

NCT00706004
View directory record Official record
Conditions
Constipation, Cystic Fibrosis
Interventions
lubiprostone
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Apr 18, 2011 · Synced Oct 20, 2026, 7:34 AM EDT
Completed Phase 4 Interventional Results available

To Evaluate Patient Preference of Movantik and Polyethylene Glycol 3350 for Opioid Induced Constipation

NCT03060512
View directory record Official record
Conditions
Opioid Induced Constipation
Interventions
Polyethylene Glycol 3350, Movantik
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 84 Years
Enrollment
276 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
53
States / cities
Huntsville, Alabama • Phoenix, Arizona • Anaheim, California + 46 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2018 · Synced Oct 20, 2026, 7:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

"Anticipatory Guidance in the Nursery and Its Impact on Non-urgent Emergency Department Visits"

NCT01859065
View directory record Official record
Conditions
Health Knowledge, Attitudes, Practice, Sneezing, Constipation, Nasal Congestion and Inflammations
Interventions
Intensified anticipatory guidance, Routine
Behavioral
Lead sponsor
Bronx-Lebanon Hospital Center Health Care System
Other
Eligibility
Female only
Enrollment
323 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 21, 2013 · Synced Oct 20, 2026, 7:34 AM EDT
Completed Phase 2 Interventional Results available

Methylnaltrexone for Opioid-induced Constipation in Cancer Patients

NCT01004393
View directory record Official record
Conditions
Neoplasms, Constipation, Opioid-Related Disorders
Interventions
Methylnaltrexone bromide
Drug
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Feb 2, 2016 · Synced Oct 20, 2026, 7:34 AM EDT