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Constipation clinical trials

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NCT ID: NCT02147574 Completed - Constipation Clinical Trials

Anti-peristaltic Ileo-sigmoid Anastomosis for the Treatment of Slow-transit Constipation:Therapeutic Evaluation

Start date: December 2009
Phase: Phase 4
Study type: Interventional

Purpose: To evaluate the curative effect of Laparoscope Sub-total Colectomy with Anti-peristaltic ileosigmoid anastomosis for the treatment of slow-transit constipation on the patients with STC. Methods and techniques: The data of patients with STC preformed surgery of laparoscopic subtotal colectomy with anti-peristaltic ileosigmoid anastomosis during 2009.01-2014.05 was reviewed. The related status such as frequency of defecation, course of constipation, laxatives use condition the condition of using laxatives, and changes in weight were investigated. Changes of defecation and weight, periprocedural complications (wound infection, lung infection and intestinal fistula), long-term complication (malnutrition, abdominal pain, ileus), life satisfaction, wexner score of pre-operation and postoperation ect were investigated in follow-ups.

NCT ID: NCT02146053 Completed - Anemia Clinical Trials

Questionnaire to Assess Gastrointestinal Symptoms of Oral Iron.

Start date: March 2004
Phase: Early Phase 1
Study type: Interventional

Oral iron supplementation is often associated with rapid onset of gastrointestinal side-effects. The aim of this study was to develop and trial a short, simple questionnaire to capture these early side-effects and to determine which symptoms are more discriminating. The study was a double-blind placebo-controlled randomized parallel trial with one week treatment followed by one week wash-out. Subjects were randomized into two treatment groups (n=10/group) to receive either ferrous sulphate (200 mg capsules containing 65 mg of iron) or placebo, both to be taken at mealtimes twice daily during the treatment period. Subjects completed the questionnaires daily for 14 days. The questionnaire included gastrointestinal symptoms commonly reported to be associated with the oral intake of ferrous iron salts (i.e. nausea, vomiting, heartburn, abdominal pain, diarrhoea, and constipation).

NCT ID: NCT02144753 Terminated - Clinical trials for Constipation-predominant IBS (IBS-C)

Use of Novel Prebiotic Fiber for Targeted Dietary Management of Irritable Bowel Syndrome (Nutrabiotix Phase II)

Start date: March 2014
Phase: Phase 2
Study type: Interventional

The objective of this Phase II trial is to test the NTX-1 Fiber in patients with constipation-predominant IBS (IBS-C) and determine if it can reduce symptoms, beneficially modify gut microbiota composition, and improve gut milieu in these patients. The investigators hypothesis for the Phase II study is that NTX-1 Fiber is better tolerated (i.e has less side effects) and is more effective than psyllium (the most commonly used fiber in the US) for symptom improvement and is effective in correcting the abnormal colonic milieu in those with dysbiosis and low SCFA levels.

NCT ID: NCT02144376 Completed - Constipation Clinical Trials

MRI and Microbiota Analysis in Constipation

MIMIC
Start date: March 2014
Phase: N/A
Study type: Interventional

The purpose of the study is to test how well magnetic resonance imaging (MRI) can measure whole gut transit time in people with constipation, and how readily it can detect a change in transit time induced by taking a dietary supplement with laxative effects.The investigators expect to demonstrate that ispaghula (psyllium) accelerates movement of matter through the intestinal tract. The investigators will also assess whether a change in gut bacteria and the chemicals that they release can be detected.

NCT ID: NCT02140749 Completed - Clinical trials for Functional Constipation

Trial on Short-chain Fructooligosaccharides, Microbiota, and Constipation in Adults

TOMCAT
Start date: April 2014
Phase: N/A
Study type: Interventional

Rationale: The dietary short-chain fructooligosaccharides have been shown to increase fecal bacterial mass and fermentation metabolites which might stimulate gut motility. Therefore, these dietary non-digestible carbohydrates might relieve functional constipation. Objective: Study the effect of short-chain fructooligosaccharides on functional constipation. Study design: A 16-week, randomized, placebo-controlled, double-blind cross-over trial with intervention periods of 4 weeks with a run-in period of 4 weeks and a wash-out period of 4 weeks. Study population: Human subjects with functional constipation according to ROMEIII criteria (total n=120; male and female; 18-75 yr). Intervention: Placebo and one out of 3 dosages of short-chain fructo-oligosaccharides, (Degree of Polymerisation of 3-5; 2, 4 and 8 g/day) for 4 weeks. scFOS will be given as oral chews. Main study parameters: The primary parameter is the number of complete bowel movements per day in subjects with functional constipation according to Rome III criteria. Secondary outcomes are Stool consistency (Bristol Stool Scale), Stool frequency, Severity of symptoms (Constipation Scoring System; CSS) and Quality of Life (Patient Assessment of Constipation Quality of Life; PAC-QoL).

NCT ID: NCT02138851 Completed - Clinical trials for Functional Constipation

The Effects of a Ficus Carica in Subjects With Functional Constipation

Start date: June 2013
Phase: Phase 2/Phase 3
Study type: Interventional

The investigators performed a 8-week, randomized, double-blind, placebo-controlled human trial to evaluate the efficacy and safety of Fig paste on functional constipation. The investigators measured colon transit time, frequency of defecation, defecation time, stool type, and abdominal discomfort.

NCT ID: NCT02138136 Completed - Clinical trials for Constipation - Functional

Lubiprostone for Children With Constipation

Start date: February 26, 2014
Phase: Phase 3
Study type: Interventional

This study is for children with constipation. Children who completed 3 months of treatment in the earlier study (NCT02042183): - were invited to participate - will receive lubiprostone for 9 more months - will see if lubiprostone safely relieves their constipation if taken for a whole year

NCT ID: NCT02137642 Completed - Clinical trials for Chronic Constipation

Study to Evaluate the Effects of RM-131 in Patients With Chronic Constipation

Start date: August 2014
Phase: Phase 1
Study type: Interventional

The purpose of this study is to evaluate safety and tolerability as well as the effects of RM-131 on colonic motor and sensory effects in patients with chronic constipation.

NCT ID: NCT02137213 Completed - Constipation Clinical Trials

Feasibility Study of Oral Naloxone for Treatment of Methadone-induced Constipation

Start date: August 2014
Phase: Phase 2
Study type: Interventional

At least 30% of patients receiving methadone maintenance therapy (MMT) are suffering from constipation that often affects effectiveness of MMT and increases its impact on health care system. Existing treatments include several over-the-counter medications which do not target the pathobiological basis of opioid-induced constipation and have limited effectiveness. At the same time well-known medication, naloxone, was already shown to help with constipation in patients receiving methadone for chronic pain, but was never tried in patients receiving methadone for opioid dependence. This study is aimed to try naloxone for treatment of opioid-induced constipation in MMT settings. The investigators will enroll 20 patients receiving MMT and suffering from opioid-induced constipation. The study has a crossover design - all patients will receive one week of their regular methadone doses and one week of their regular methadone doses with naloxone added. Normal saline will be added to methadone-only formulations as placebo. Order of the weeks will be chosen randomly. Both subjects and investigators will be blinded to the study condition (i.e. whether naloxone or normal saline is added to methadone preparation on a given week). Primary hypothesis: Patients receiving combination of oral methadone/naloxone in ratio 50:1 will have less severe symptoms of constipation compared to those receiving methadone only. Secondary hypothesis: Addition of oral naloxone to methadone in a ratio 50:1 will not cause clinically significant opioid withdrawal symptoms.

NCT ID: NCT02136693 Completed - Constipation Clinical Trials

Psyllium Fiber Versus Placebo in Early Treatment After STARR for Obstructed Defecation: a Double-blind RCT

Start date: May 2010
Phase: Phase 4
Study type: Interventional

This study aims to assess whether fiber intake, formerly recommended only before or instead of surgery, may play a role in improving postoperative progress and functional outcome after STARR for obstructed defecation, in terms of residual constipation, incontinence and defecation urgency.