Clinical trial Recruiting at 1 site Interventional Ages 18 and up

Comparing two solutions for endoscopic removal of early esophageal cancer

Official title: Comparison of 0.4% Hyaluronic Acid Solution Versus Hydroxyethylamide Solution in Submucosal Endoscopic Resections of Superficial Malignant Esophageal Neoplasms: a Randomized Clinical Trial.

Run by Instituto do Cancer do Estado de São Paulo · NCT06077981 · Data updated 2026-11-12

This study is testing two different solutions to see which one works better for safely removing early esophageal cancer in patients.

More Esophageal Neoplasms trials

Quick facts

Study typeInterventional
Ages18 Years and up
SexAll
Enrollment30 (estimated)
SponsorInstituto do Cancer do Estado de São Paulo
Academic / other
Locations1 site (São Paulo, São Paulo)
StatusRecruiting
StartedJune 19, 2023
Main results expectedDecember 30, 2024
Study endsJanuary 15, 2027
Registry record updatedJuly 17, 2026
Trial IDNCT06077981 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are adults over 18 years old with early-stage superficial esophageal adenocarcinoma or squamous cell carcinoma indicated for endoscopic submucosal dissection.

Probably not a fit

Patients with residual or recurrent esophageal lesions, ulcerated lesions, or severe comorbidities may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This clinical trial is a randomized, single-center study that aims to compare the efficacy of 0.4% hyaluronic acid solution and hydroxyethylamide solution during submucosal endoscopic resections of early esophageal neoplasms. Patients with superficial esophageal adenocarcinoma or squamous cell carcinoma will be enrolled and randomized based on the size of their lesions. The effectiveness of each solution will be evaluated based on the success of complete block resections and the number of additional injections required during the procedure. The study is conducted at the São Paulo Cancer Institute, focusing on improving outcomes for patients undergoing this type of endoscopic dissection.

Why it matters

Potential benefit: If successful, this study could enhance the effectiveness of endoscopic procedures for early esophageal cancer, potentially leading to better patient outcomes.

How similar studies have gone: While this approach is being tested in this specific context, similar studies have shown promise in improving endoscopic techniques for cancer treatment.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Patients over 18 years of age
* Superficial esophageal adenocarcinoma or squamous cell carcinoma with indication of ESD after discussion in a multidisciplinary oncological board
* Signed informed consent form

Exclusion Criteria:

* Residual or recurrent esophageal lesions
* Ulcerated esophageal lesions
* Patients with severe cardiovascular, kidney or liver disease
* History of hypersensitivity to hyaluronic acid
* Pregnant or lactating women

Where it's running

  • Instituto do Câncer do Estado de São Paulo
    São Paulo, São Paulo, Brazil
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 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.