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Trial to Evaluate Effect of Lactulose on Hard Stools in Patients With Hemorrhoids or Anal Fissures

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ClinicalTrials.gov Identifier: NCT00160290
Recruitment Status : Terminated (This trial discontinued on 30 JUN 2006 due to a lack of enrolment)
First Posted : September 12, 2005
Last Update Posted : May 6, 2008
Information provided by:
Solvay Pharmaceuticals

Brief Summary:
To demonstrate that lactulose acts as a stool softener, relieving the pain at defecation, improving the number of defecations and regulating the colonic transit time in patients suffering of hemorrhoids or anal fissure. To compare efficacy and quality of life in patients treated either with lactulose or plantago ovate.

Condition or disease Intervention/treatment Phase
Hemorrhoids Anal Fissures Drug: Lactulose Drug: Plantago ovata Phase 4

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Study Type : Interventional  (Clinical Trial)
Actual Enrollment : 97 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: None (Open Label)
Primary Purpose: Treatment
Official Title: An Open, Randomized, Parallel Group, Single Center Study to Investigate the Effect of Lactulose Versus Plantago Ovate on the Quality of Life of Patients With Hard Stools and Hemorrhoids or Anal Fissure
Study Start Date : March 2002
Actual Primary Completion Date : June 2006
Actual Study Completion Date : June 2006

Resource links provided by the National Library of Medicine

Drug Information available for: Lactulose

Arm Intervention/treatment
Experimental: A
Lactulose Group
Drug: Lactulose
15 mL / 12 hours

Active Comparator: B
Plantago Group
Drug: Plantago ovata
3,5 g / 12 hours

Primary Outcome Measures :
  1. Quality of life of patients with hard stools and hemorrhoids or anal fissure [ Time Frame: 6 weeks ]

Secondary Outcome Measures :
  1. Gastrointestinal Symptoms Rating Scale [ Time Frame: 6 weeks ]
  2. Bristol stool consistency scale [ Time Frame: 6 weeks ]
  3. Number of episodes of rectal bleeding [ Time Frame: 6 weeks ]
  4. Need of rescue medication [ Time Frame: 6 weeks ]

Information from the National Library of Medicine

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Ages Eligible for Study:   18 Years and older   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Patients suffering from symptomatic hemorrhoids, or symptomatic anal fissure.

Exclusion Criteria:

  • Patients suffering from malignant tumor in the intestine or the anal-rectal region, irritable colon, intestine inflammatory disease.

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00160290

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Site 2
Barcelona, Spain
Site 6
Granada, Spain
Site 5
Huesca, Spain
Site 7
Oviedo, Spain
Site 4
Sabadell (Barcelona), Spain
Site 3
Sant Cugat del Vallès (Barcelona), Spain
Site 8
Santiago de Compostela, Spain
Site 1
Valencia, Spain
Sponsors and Collaborators
Solvay Pharmaceuticals
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Study Director: Global Clinical Director Solvay Solvay Pharmaceuticals
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Responsible Party: David Vilardell, Solvay Pharmaceuticals
ClinicalTrials.gov Identifier: NCT00160290    
Other Study ID Numbers: S105.4.106
First Posted: September 12, 2005    Key Record Dates
Last Update Posted: May 6, 2008
Last Verified: April 2008
Keywords provided by Solvay Pharmaceuticals:
randomised clinical trial
anal fissures
Additional relevant MeSH terms:
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Fissure in Ano
Rectal Diseases
Intestinal Diseases
Gastrointestinal Diseases
Digestive System Diseases
Vascular Diseases
Cardiovascular Diseases
Anus Diseases
Gastrointestinal Agents