Skip to content

A Study to Investigate the Pharmacodynamic Effect After Four-week Omeprazole Treatment of Non-erosive Reflux Disease in a Japanese Population

A Double-blind, Randomised, Parallel-group, Multicentre, Phase III Study to Investigate the Pharmacodynamic Effect by Assessment of the 24 Hours Intraesophageal pH Level, the Efficacy and Safety of Omeprazole 10mg and 20mg od in Patients With Non-erosive Reflux Disease (NERD).

Status
Completed
Phases
Phase 3
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00259051
Enrollment
40
Registered
2005-11-29
Start date
2004-01-31
Completion date
2004-08-31
Last updated
2011-01-24

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Non-erosive Reflux Disease

Brief summary

The purpose of this study is to investigate the pharmacodynamic effect of omeprazole n a Japanese non-erosive reflux disease population

Interventions

DRUGOmeprazole

Sponsors

Tanabe Pharma Corporation
CollaboratorINDUSTRY
AstraZeneca
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE

Eligibility

Sex/Gender
ALL
Age
20 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Patients who identified their predominant symptom as heartburn and were classifiend as Grande M or N according to Hoshihara's modofied version of Los Angeles Classification at esophagogastroduodenoscopy. Written informed consent, ability to comply with study instructions

Exclusion criteria

* Patients with any ongoing gastrointestinal bleeding at the time of esopgahogastroduodenoscopy, patients with any history of erosive esophagitis or any other major diseases or concommittant drugs likely to interfere with the evaluation of this study

Design outcomes

Primary

MeasureTime frame
To investigate the pharmacodynamic effect of omeprazole 10mg and 20mg od in patients with NERD, by assessment of the change of the percentage of time with intra-esophageal pH <4 during 24 hours.

Secondary

MeasureTime frame
To investigate the relation between pharmacodynamic effect and GERD symptoms,to investigate safety

Countries

Japan

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026