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Radiation EsophagitisPhase 2NCT05659576

Reducing Acute Upper Gastrointestinal Side-Effects of Thoracic Irradiation

A Phase 2 study testing Sucralfate, One consent and Two consent in people with Radiation Esophagitis, run by Memorial Sloan Kettering Cancer Center at 7 sites in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of the study is to explore options for preventing and reducing symptoms of radiation esophagitis (RE). The researchers will also look what symptoms participants experience, and whether there are differences in weight loss in participants. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Radiation Esophagitis
What is being tested?
Sucralfate, One consent and Two consent
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
142 participants
Where
7 sitesUnited States
Study dates
13 Dec 2022to 26 Aug 2026
Phase
Phase 2
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients being treated with thoracic irradiation with high-risk esophageal dose as determined below:
  • Esophageal dose:
  • V50 ≥ 15% (25-35 once daily fractions) or 40 twice-daily [BID] fractions)
  • V40 ≥ 15% (15-24 once daily fractions or 30 twice-daily [BID] fractions)
  • V30 ≥ 15% (10-14 once daily fractions)
  • Age 18 years of age or older.

Who cannot join

  • Known inability to take Sucralfate (tablet and/or suspension form), per physician discretion
  • PEG tube
  • Actively taking any opioid pain medications prior to radiation therapy
  • History of an opioid use disorder

Trial locations and contacts

7 sites in 1 country.

7 sites in 1 country

United States7 sites
  • Memorial Sloan Kettering Cancer Center Basking Ridge (All Protocol Activities)

    Basking Ridge, New Jersey, 07920

  • Memorial Sloan Kettering Suffolk-Commack (All Protocol Activities )

    Commack, New York, 11725

  • Memorial Sloan Kettering Westchester (All Protocol Activities)

    Harrison, New York, 10604

  • Memorial Sloan Kettering Monmouth (All Protocol Activities)

    Middletown, New Jersey, 07748

  • Memorial Sloan Kettering Bergen (All Protocol Activities)

    Montvale, New Jersey, 07645

  • Memorial Sloan Kettering Cancer Center (All Protocol Activities)

    New York, New York, 10065

  • Memorial Sloan Kettering Nassau (All Protocol Activities)

    Uniondale, New York, 11553

Other trials in United States

About this study

The purpose of the study is to explore options for preventing and reducing symptoms of radiation esophagitis (RE). The researchers will also look what symptoms participants experience, and whether there are differences in weight loss in participants.

Read the detailed description

Embedded Randomized Study to Assess Two-Stage Consent Design:

There will be two separate randomizations in this study, one vs. two-stage consent and sucralfate vs. control. The will first approach patients and explain that we are comparing different methods of informing patients about trials. If the patients do not wish to participate in the consent trial, participants will be approached for consent onto the therapeutic trial using the twostage research consent.

Patients who decline or who are not approached to take part in the randomized compression of consent methods based on physician discretion, may still take part in the randomized comparison of sucralfate vs. control (therapeutic trial).

Being tested
Sucralfate, Usual Care, One consent, Two consent
Keywords
Gastrointestinal, Sucralfate, Radiation Therapy, Thoracic cancer, 22-307

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • SucralfateDrug

    1. Sucralfate, 1 gram/10 mL oral suspension "By mouth, take 10 mL twice a day until RT completion, with one dose 30-60 minutes prior to their midday meal and the second dose prior to bedtime".May increase frequency up to 4 times per day, per physician discretion". Or
    2. Sucralfate 1 gram tablets By mouth, take one (1) tablet mixed in 15-30 mL warm water twice a day until RT completion, with one dose 30-60 minutes prior to their midday meal and the second dose prior to bedtime".

    The frequency of sucralfate can be adjusted at anytime at the treating physician's discretion after the patient has started it at twice a day, and the patient may discontinue sucralfate at anytime after RT completion, per physician discretion. May increase frequency up to 4 times per day, per physician discretion".

  • Usual CareOther

    Standard supportive care by using opioids.

  • One consentOther

    Patient will sign one consent form.

  • Two consentOther

    Patient will sign two consent forms.

Study groups in NCT05659576
Study groupRoleWhat they receive
One Stage ConsentActive comparatorPatient will sign one consent form.
Receives: Other: One consent
Two Stage ConsentExperimentalPatient will sign two consent forms.
Receives: Other: Two consent
SucralfateExperimentalDuring their RT course, patients randomized to the PS arm will receive a prescription for either: 1) sucralfate, 1 gram/10 mL oral suspension or 2) sucralfate 1 gram tablets.
Receives: Drug: Sucralfate
Usual CareActive comparatorStandard supportive care by using opioids.
Receives: Other: Usual Care

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Accrual rate (Two-stage consent part)

    Determine accrual rate of two-stage consent compared to standard onestage consent.

    Measured: 1 year

  2. Reduce opioid use

    as measured by documented opioid use within the past 24 hours in the EMR at time of final weekly status check

    Measured: 2 years

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted21 Dec 2022
  2. Study start13 Dec 2022
  3. Primary completion26 Aug 2026
  4. Study completion26 Aug 2026

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Model description
This is a two-arm randomized study. There will be two separate randomizations in this study, one vs. two-stage consent and sucralfate vs. control.
Masking
None (open label)
Enrolment
142 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05659576
Sponsor's protocol ID
22-307
Status last verified
Aug 2026
First submitted
13 Dec 2022
Last updated
27 Aug 2026
Results posted
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
Yes: Memorial Sloan Kettering Cancer Center supports the international committee of medical journal editors (ICMJE) and the ethical obligation of responsible sharing of data from clinical trials. The protocol summary, a statistical summary, and informed consent form will be made available on clinicaltrials.gov when required as a condition of Federal awards, other agreements supporting the research and/or as otherwise required. Requests for deidentified individual participant data can be made beginning 12 months after publication and for up to 36 months post publication. Deidentified individual participant data reported in the manuscript will be shared under the terms of a Data Use Agreement and may only be used for approved proposals. Requests may be made to: crdatashare@mskcc.org.

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Sucralfate, One consent and Two consent in people with Radiation Esophagitis, run by Memorial Sloan Kettering Cancer Center at 7 sites in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 6 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 27 Aug 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 7 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Accrual rate (Two-stage consent part) (time frame: 1 year). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 27 Aug 2026.

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