Comparing thick and mildly thick blenderized tube feeds for children

A Novel N-of-1 Randomized, Controlled, Clinical Trial to Assess the Effect of Blenderized Tube Feeds on Esophagogastric Physiology

Not applicable Interventional Boston Children's Hospital · NCT05417958

This study is testing whether thicker or mildly thick blenderized tube feeds work better for kids with G-tubes who have stomach issues.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment40 (estimated)
Ages1 Year and up
SexAll
SponsorBoston Children's Hospital Academic / other
Locations1 site (Boston, Massachusetts)
Trial IDNCT05417958 on ClinicalTrials.gov

What this trial studies

This clinical trial is a 16-week multiple cross-over study designed to compare the effects of two types of blenderized tube feeds with varying viscosities in children who rely on G-tube feeding. The study will involve 40 participants who have been using G-tube feeding for over six months and experience moderate upper gastrointestinal symptoms. Each child will receive both types of feeds in a randomized order to assess their tolerance and symptom relief. The primary goal is to determine which viscosity of tube feed is better tolerated and more effective in alleviating feeding-related symptoms.

Who should consider this trial

Good fit: Ideal candidates for this study are children over one year old who have been dependent on G-tube feeding for more than six months and experience moderate gastrointestinal symptoms.

Not a fit: Patients with specific gastrointestinal diseases or conditions, such as cystic fibrosis or untreated malabsorptive intestinal diseases, may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved feeding strategies for children with feeding disorders, enhancing their nutritional intake and quality of life.

How similar studies have performed: While there may be limited studies specifically comparing viscosities of blenderized tube feeds, the approach of using N-of-1 trials has shown promise in personalized medicine, suggesting potential for success.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* age \> 1 year
* \>90% of total calories via G-tube for \> 6 months
* G-tube diameter ≥ 14 French
* moderate severity of upper GI symptoms of nausea, bloating, postprandial fullness and early satiety defined as Gastroparesis Cardinal Symptom Index-Daily Diary (GCSI-DD) composite score \> 2
* anticipated stable GI-related medications for the duration of the study.

Exclusion Criteria:

* cystic fibrosis, primary ciliary dyskinesia, interstitial lung disease, bronchiolitis obliterans, or lung transplant
* untreated malabsorptive intestinal disease (e.g. Crohn's disease, celiac disease)
* Nissen fundoplication
* use of non-standard enteral formulas (e.g. ketogenic formulas) for the management of metabolic, endocrine or neurologic rare diseases
* allergy or intolerance to any component of the study diet
* inability to tolerate bolus gastric feeds.

Where this trial is running

Boston, Massachusetts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Feeding Disorders
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.