Colon Cleansing Quality of Polyethylene Glycol Compared With Polyethylene Glycol Plus Ascorbic Acid.

• Status: Completed
• Trial end date: 2016-05-01
• Target enrollment: 0
• Participant gender: All

Summary

The purpose of the study is to assess whether a low volume polyethylene glycol (PEG) plus ascorbic acid based bowel preparation for colonoscopy is not inferior to a large volume polyethylene glycol preparation in subjects with past history of poor bowel preparation

• Phase: Phase 4
• Accepts Healthy Volunteers?: No

Details

• Lead Sponsor: Fundación Canaria Rafael Clavijo para la Investigación Biomédica
• Treatments: Ascorbic Acid; Polyethylene glycol 3350; Sodium sulfate

Criteria

Inclusion Criteria:

• Age> 18 years

• Outpatients with a history of past poor bowel prep, defined according to the Boston scale as a score less than 5.

• Signed informed consent

Exclusion Criteria:

paralytic ileus, intestinal obstruction, megacolon, poorly controlled hypertension (systolic pressure> 180, dyastolic pressure> 100), congestive heart failure, acute liver failure, end stage renal disease (dialysis or pre-dialysis), New York Heart Association class III-IV, pregnancy, diagnosis of phenylketonuria, diagnosis of glucose-6-phosphate dehydrogenase deficiency, dementia. History of poor preparation in the previous colonoscopy, colon resection, less than 75% intake of the bowel preparation in the index colonoscopy, refusal to participate in the study, patients in whom a new colonoscopy is not indicated despite a poor bowel preparation(i.e. ileal Crohn disease with poor large bowel preparation), lack of compliance with the bowel preparation schedule.