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临床试验/NCT07696793
NCT07696793招募中4 期

Efficacy and Tolerability of a Simethicone-containing Evacuating Solution for Colorectal Cancer Screening Colonoscopy: a Randomized Parallel Comparative Trial CLEAN+

Fundacion Clinic per a la Recerca Biomédica1 个研究点 分布在 1 个国家目标入组 818 人开始时间: 2026年5月18日最近更新:
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试验速览

阶段
4 期
状态
招募中
发起方
入组人数
818
试验地点
1
主要终点
Adenoma detection rate

研究概览

简要总结

Study to evaluate the efficacy and tolerability of a simethicone-containing evacuating solution for colorectal cancer screening colonoscopy.

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Diagnostic
盲法
Single (Investigator)

盲法说明

blind endoscopist, unblinded nurse and patient

入排标准

年龄范围
50 Years 至 69 Years(Adult, Older Adult)
性别
All
接受健康志愿者

入选标准

  • Men and women aged 50 to
  • Have participated in the early detection program for colorectal cancer.
  • Positive result in the fecal occult blood test (≥20 μg Hb/g feces).
  • Scheduled screening colonoscopy at Hospital Clínic de Barcelona.
  • Signed informed consent form.

排除标准

  • Severe renal failure (grade IV or V) (Annex 6, Stages of Renal Impairment) and/or congestive heart failure (New York Heart Association Scale Class III and IV) (Annex 7, NYHA Scale).
  • Colonoscopy within the last year.
  • Barthel Index of <20 (Annex 5, Barthel Index) and who also meet the Rome IV Criteria for the diagnosis of functional constipation (Annex 8, Rome IV Criteria).
  • Mental disability or severe mental disorder (schizophrenia and other psychotic disorders, recurrent severe major depressive disorders, severe obsessive-compulsive disorder, severe personality disorders, and bipolar disorders).
  • Do not understand spoken or written Catalan or Spanish.
  • Partial or total colon resection.
  • Personal history of CRC or colorectal pathology that requires specific follow-up (ulcerative colitis, Crohn's disease, or colorectal adenomas).
  • Terminal illness or serious illness/disability that contraindicates subsequent colon study.
  • Gastrointestinal disorders that contraindicate the use of study products (gastric emptying disorders, gastrointestinal perforation or obstruction, ileus, toxic megacolon).
  • Hypermagnesemia.
  • Rhabdomyolysis.
  • Phenylketonuria.
  • Glucose-6-phosphate dehydrogenase deficiency.
  • Hypersensitivity to the active ingredients of excipients.
  • Pregnancy or breastfeeding.

结局指标

主要结局

Adenoma detection rate

时间窗: week 2 (Colonoscopy visit)

Adenoma detection rate, defined as the proportion of patients with at least one adenoma in relation to the total number of subjects in each study group (Clensia® Group (Group A); Citrafleet® Group (Group B)).

次要结局

  • Lesion detection rate(week 2 (Colonoscopy visit))
  • Adenomas per colonoscopy(week 2 (Colonoscopy visit))
  • Presence of foam(week 2 (Colonoscopy visit))
  • Presence of bubbles(week 2 (Colonoscopy visit))
  • Quality of colon cleansing(week 2 (Colonoscopy visit))
  • Need for washing tools during colonoscopy(week 2 (Colonoscopy visit))
  • Cecal intubation rate(week 2 (Colonoscopy visit))
  • Cecal intubation time(week 2 (Colonoscopy visit))
  • Endoscope removal time(week 2 (Colonoscopy visit))
  • Requires repeat colonoscopy due to poor preparation(week 2 (Colonoscopy visit))
  • Adherence to the intake of the preparation(week 2 (Colonoscopy visit))
  • Ease of taking the preparation(week 2 (Colonoscopy visit))
  • Palatability of the preparation(week 2 (Colonoscopy visit))
  • Willingness to repeat the intake of the preparation(week 2 (Colonoscopy visit))
  • Overall satisfaction with the intake of the preparation(week 2 (Colonoscopy visit))
  • Endoscopist's satisfaction with the cleaning of faecal remains and bubbles(week 2 (Colonoscopy visit))
  • Rate of adverse events(week 2 (Colonoscopy visit) and week 4 (visit 2))

研究者

发起方
Fundacion Clinic per a la Recerca Biomédica
申办方类型
Other
责任方
Sponsor

研究点 (1)

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