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Helicobacter Eradication Relief of Dyspeptic Symptoms (HEROES-12)

H

Hospital de Clinicas de Porto Alegre

Status and phase

Completed
Phase 3

Conditions

Functional Dyspepsia

Treatments

Drug: Amoxicillin, Clarythromycin, Omeprazole for ten days

Study type

Interventional

Funder types

Other
Industry

Identifiers

Details and patient eligibility

About

A double-blind clinical trial investigating if a sub-group of functional dyspeptic patients without any use of NSAID or gastric erosions could have a better evolution of their dyspeptic symptoms after Helicobacter eradication than the placebo control group

Full description

Objective: investigate if a sub-group of functional dyspeptic patients without any use of NSAID or gastric erosions could have a better evolution of their dyspeptic symptoms after Helicobacter eradication than the placebo control group

Design: A randomized double-blind placebo controlled clinical trial

Inclusion Criteria: Patients with more than 18 years, Functional dyspepsia accordingly Rome III criteria, Helicobacter pylori infection by two diagnostic tests

Exclusion Criteria: No concordance with informed consent; Pregnant woman or breast feeding or no trust anticonceptional method; Structural gastrointestinal abnormalities except gastritis, duodenitis or hiatal hernia; Previous treatment for Helicobacter pylori infection; Previous surgery on esophagus, stomach or duodenum; Hypersensitivity to the drugs in study; Proton pump inhibitor use in the previous 15 days; H2-antagonists use in the previous 07 days; Antibiotics use in the previous 30 days; Patients unable to answer the study questionnaires; Alcohol abuse; Drug use; Serious comorbidities; Biliary colic; Irritable bowel syndrome; Gastroesophageal Reflux Disease

Interventions: amoxicillin, clarythromycin, omeprazole for 10 days

Control: Placebo

Outcomes:

Primary: Proportion of patients with 50% reduction of baseline symptoms score measured by the validated Porto Alegre Dyspeptic Symptoms Questionnaire Secondary: Proportion of patients with 100% reduction of baseline symptoms score measured by the validated Porto Alegre Dyspeptic Symptoms Questionnaire; Need of rescue medication; Median difference of score between groups; Mean SF-36 scores evolution between groups; Lost of productivity measured by WPAI between groups

Visits: screening, baseline, 4, 8, 12 months

Endoscopic evaluation: screening, 12 months

Helicobacter detection methods: urease, histology (3 pathologists) performed at screening and 12 months

Enrollment

407 patients

Sex

All

Ages

18+ years old

Volunteers

No Healthy Volunteers

Inclusion criteria

  • Patients with more than 18 years
  • Functional dyspepsia accordingly Rome III criteria
  • Helicobacter pylori infection by two diagnostic tests

Exclusion criteria

  • No concordance with informed consent
  • Pregnant woman or breast feeding or no trust anticonceptional method
  • Structural gastrointestinal abnormalities except gastritis, duodenitis or hiatal hernia
  • Previous treatment for Helicobacter pylori infection
  • Previous surgery on esophagus, stomach or duodenum
  • Hypersensitivity to the drugs in study
  • Proton pump inhibitor use in the previous 15 days
  • H2-antagonists use in the previous 07 days
  • Antibiotics use in the previous 30 days
  • Patients unable to answer the study questionnaires
  • Alcohol abuse
  • Drug use
  • Serious comorbidities
  • Biliary colic
  • Irritable bowel syndrome
  • Gastroesophageal Reflux Disease

Trial design

Primary purpose

Treatment

Allocation

Randomized

Interventional model

Parallel Assignment

Masking

Quadruple Blind

407 participants in 2 patient groups, including a placebo group

1
Experimental group
Description:
Amoxicillin 1000 mg BID, clarythromycin 500 mg BID and Omeprazole 20 mg BID for ten days
Treatment:
Drug: Amoxicillin, Clarythromycin, Omeprazole for ten days
2
Placebo Comparator group
Description:
Placebo of Amoxicillin 1000 mg BID, placebo of clarythromycin 500 mg BID and Omeprazole 20 mg BID for ten days
Treatment:
Drug: Amoxicillin, Clarythromycin, Omeprazole for ten days

Trial contacts and locations

1

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Data sourced from clinicaltrials.gov

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