Constipation clinical trials
The registry lists 1,019 studies for Constipation across more than 10 countries. 144 are recruiting or about to start. Per ClinicalTrials.gov, last updated 2026-09-25.
Status
- Completed
- 653
- Status unknown
- 111
- Recruiting
- 86
- Terminated
- 55
- Not yet recruiting
- 53
- Withdrawn
- 27
Phase
- Phase 2
- 167
- Phase 3
- 161
- Phase 4
- 108
- Phase 1
- 50
- Early Phase 1
- 6
Where
- United States
- 332
- China
- 115
- United Kingdom
- 69
- Canada
- 46
- France
- 40
- Turkey
- 38
Who runs them
Bausch Health Americas, Inc. (27) · Movetis (19) · Braintree Laboratories (16) · AstraZeneca (15) · Mayo Clinic (14) · Augusta University (12) · Cubist Pharmaceuticals LLC, a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA) (11) · Ironwood Pharmaceuticals, Inc. (11)
Studies
Recruiting first, then most recently updated. Showing 50 of 1,019 — search for more.
- Fiber Nutritional Supplement for Management of Constipation During PregnancyRecruitingNCT07588633Not applicable1 country
- Final Examination Stress and Bowel SymptomsNot yet recruitingNCT07838259
- Test Anxiety on Bowel Health and Constipation in StudentsRecruitingNCT076549591 country
- A Study of Brenipatide (LY3537031) in Participants With Irritable Bowel Syndrome-Constipation (IBS-C)RecruitingNCT07545772Phase 28 countries
- Home Transcutaneous Electrical Acustimulation (TEA)RecruitingNCT05519683Phase 2/31 country
- Evaluation of Fluoxetine for Refractory Constipation With Somatic Symptom Disorder FeaturesNot yet recruitingNCT06506136Phase 2
- Comparison of a New Non-invasive Device With the Invasive Gold-standard Investigation to Assess Function of the Large Bowel in ChildrenNot yet recruitingNCT07789782Not applicable1 country
- Adults With ConstipationRecruitingNCT07529457Not applicable1 country
- Segmental Laser Acupuncture for Constipation and Sleep in Patients With Parkinson's DiseaseNot yet recruitingNCT07790094Not applicable1 country
- The Role of METhanogens in the PROgression Of Parkinson's Disease and Related Neurological ConditionsRecruitingNCT07786116Not applicable1 country
- Understanding Mechanisms of Normal and Disordered DefecationRecruitingNCT03842007Not applicable1 country
- Radicle GI HealthTM VNB: A Study Assessing the Impact of Health and Wellness Products on Constipation and Related Health OutcomesRecruitingNCT07713810Not applicable1 country
- Evaluation of Fecal Microbiome Changes After Antegrade Continence Enema Placement and Initiation of Bowel Flush RegimenRecruitingNCT05821309Phase 41 country
- Xingqi Daozhi Decoction for Antipsychotic-Induced ConstipationNot yet recruitingNCT07767526Phase 1/21 country
- Probiotics Improve ConstipationRecruitingNCT07765004Not applicable1 country
- Electromyographic Biofeedback Therapy in Patients With Dyssynergic DefecationRecruitingNCT07482696Not applicable1 country
- Study of Transanal Irrigation vs Standard Care for Constipation, Gut Microbiota, and Motor Disorders in Parkinson's DiseaseNot yet recruitingNCT07716553Not applicable1 country
- Aerobic Exercise and Guided Imagery in Low Anterior Resection SyndromeRecruitingNCT07732894Not applicable1 country
- Single-center Exploratory Study of the Intestinal Microbiota in Patients Treated for Irritable Bowel Syndrome With Predominant Constipation and Methane ProductionRecruitingNCT068011841 country
- Butyrate Yogurt for Cancer ConstipationNot yet recruitingNCT07723729Phase 2
- Research on the Efficacy and Mechanism of Shouhui Tongbian Capsules in Treating Postoperative Constipation of Benign Anal and Rectal Diseases Based on Gut Microbiota AnalysisNot yet recruitingNCT07648394Phase 1/21 country
- Kinesio Taping for Neurogenic Bowel Dysfunction in Spinal Cord InjuryNot yet recruitingNCT07705984Not applicable1 country
- Evaluating the Optimal Timing of Trans-Anal Irrigation for Low Anterior Resection Syndrome Post-rectal Cancer SurgeryNot yet recruitingNCT07696689Not applicable
- A Study of Microbiome Transplantation for the Treatment of Constipation and/or Significant Bloating in Patients With Systemic SclerosisRecruitingNCT06827977Phase 21 country
- GLP-1 Receptor Agonists and Early Proctologic Effects in Morbid ObesityNot yet recruitingNCT076687651 country
- Indiana University Gastrointestinal Motility Diagnosis RegistryRecruitingNCT045065931 country
- Nutritional Intervention for Constipation Symptoms in Patients With Parkinson's DiseaseRecruitingNCT07213856Not applicable1 country
- Enabling Microbiomics- Driven Personalized NutritionEnrolling by invitationNCT066570011 country
- Repetitive Transcranial Magnetic Stimulation Combined With Anti-inflammatory Diet in Crohn's DiseaseRecruitingNCT07531342Not applicable1 country
- Probiotic Improve ConstipationRecruitingNCT07462481Not applicable1 country
- A Study of Herbal Supplements in Cancer Survivors With ConstipationRecruitingNCT07091084Not applicable1 country
- Randomized, Blinded, Placebo-Controlled Evaluation of BioAmicus CompleteRecruitingNCT07444008Not applicable1 country
- Correlation Between Toilet Sitting Position, Ankle Range of Motion, and Lower Limb Strength in ChildrenRecruitingNCT075764911 country
- Efficacy of LcS-Fermented Milk on Constipation-Related Symptoms in Filipino AdultsRecruitingNCT07083596Not applicable1 country
- Rifaximin Treatment in Bloating Predominant Functional Bowel DisordersNot yet recruitingNCT07522255Phase 31 country
- Validation of TRansanal Irrigation Adherence scaLe (TRIAL)RecruitingNCT068059031 country
- Preoperative Fish Oil PN and Prognosis After Constipation SurgeryNot yet recruitingNCT07470892
- Optimization of Postoperative Bowel HabitsRecruitingNCT06335797Not applicable1 country
- Pyridostigmine for the Treatment of Constipation in Parkinson DiseaseRecruitingNCT05603715Phase 21 country
- Soluble and Osmotic Fibre (SOLOS) Diet for ConstipationNot yet recruitingNCT073885891 country
- Usefulness of High Resolution Manometry in ConstipationRecruitingNCT04623359Not applicable1 country
- Impact of Weizmannia (Bacillus) Coagulans JBI-YZ6.3 on Gut Health and Fecal Microbiome ChangesRecruitingNCT07388264Not applicable1 country
- A Study on the Effect of Electronic Moxibustion Based on Ziwu Liuzhu in Treating Constipation in Stroke PatientsRecruitingNCT07372326Not applicable1 country
- MowOot and Trans-anal Irrigation fOr coNstipationRecruitingNCT06833684Not applicable1 country
- Optimization of taVNS Intervention Strategies for Refractory ConstipationRecruitingNCT07344402Not applicable1 country
- Study of Transition in Real-life Experiences Affecting Micturition and Well-being in Adolescent YearsEnrolling by invitationNCT073398651 country
- The Auxiliary Effect of Artificial Intelligence in the Detection of Precancerous Lesions in Proximal Colon CancerNot yet recruitingNCT073386431 country
- Transcranial Alternating Current Stimulation for Refractory Constipation With Somatic Symptom DisorderRecruitingNCT07323407Not applicable1 country
- Oat Milk for LaxationNot yet recruitingNCT07302542Not applicable
- Multi-strain Probiotic Effects on Self-Reported ConstipationRecruitingNCT07275866Not applicable1 country