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NCT07354230CompletedPhase 4

Gastroprotective Efficacy of Rebamipide in Patients With Atrial Fibrillation Treated With DOACs

Open Randomised Controlled parallEl Groups Study of Gastroprotective Efficacy of Rebamipide in Patients With Atrial Fibrillation and Moderate-to-high Risk of Thromboembolic Events, Who Are Treated With Direct Oral Anticoagulants (REGATA)

Source: ClinicalTrials.gov · Last updated 21 Jan 2026

Brief summary (registry, in English)

The goal of this clinical trial is to learn if Rebamipide effective in gastroprotection in patients with atrial fibrillation who are treated with Direct Oral Anticoagulants (DOACs). Another point is to compare efficacy of Rebamipide and of its combination with Pantoprazole with efficacy of Pantoprazole only. Participants will: Take one of three variants of treatments for up to 24 weeks. Visits to the clinic wil take place for screening and then every 8 weeks.

Status (registry)
Completed
Phase (registry)
Phase 4
Study type
Interventional
Enrollment
210 (actual)
First submitted
11 Jun 2025
Start date
11 Jan 2022
Primary completion date
20 Sept 2024
Lead sponsor
Pirogov Russian National Research Medical University
NCT number
NCT07354230

What you commit to

  • Study type: Interventional · Phase 4
  • Participants enrolled: 210
  • From 11 Jan 2022 to the primary completion date, 20 Sept 2024
  • 1 site in 1 country
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • Participation in any other clinical trial or taking study drugs within 3 months before enrollment;
  • Admission of prohibited medication

Other illness

  • Peptic ulcer in the acute stage

Age

  • Pregnancy and lactation, as well as the inability to use reliable contraception in women of childbearing age

Other

  • Refusal to participate in the study
  • Contraindications to study procedures
  • Participation in the study is unsafe according to the investigator opinion.
  • Acute erosion on screening visit

Who the study is looking for

  • Men and women from 18 till 80 years old
  • Patients with atrial fibrillation (AF) and a moderate or high risk of thromboembolic complications (\>=1 point in men and \>=2 points in women according to the CHA2DS2VASc scale), receiving DOAC (rivaroxaban, apixaban or dabigatran) for the prevention of thromboembolic complications
  • The following indications for the use of rebamipide and/or pantoprazole:
    • Chronic gastritis with high acidity in combination with gastroesophageal reflux disease
    • Peptic ulcer if negative test for H. pylori
    • Сhronic erosive gastritis
    • Need for

Age in the registry: 18 years to 80 years · Sex: All · Does not accept healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (1)

Sites in registry order. Save your city in your profile to sort them by distance.

SiteCityCountrySite status
Russian Research and Clinical Center for Gerontology
Coordinator of this site? Confirm its status
MoscowRussiaUnknown status

This page is information, not medical advice. Discuss any trial with your doctor.