Efficacy of Proton Pump Inhibitor for Chronic Cough Caused by Gastroesophageal Reflux; Double-blind, Placebo-controlled, Randomized Clinical Trial

June 22, 2016 updated by: Yonsei University
Efficacy of proton pump inhibitor for chronic cough caused by gastroesophageal reflux; double-blind, placebo-controlled, randomized clinical trial

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Actual)

48

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

19 years to 70 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

ages of 18 and 70 years had chronic cough of >8 weeks in duration

Exclusion Criteria:

1. abnormal chest X ray, PNS view 2. previous surgical or endoscopic antireflux procedure 3. previous aerodigestive malignancy or Barrett's oesophagus 4. current smokers or ex-smok-ers (defined as those who quit smoking <3 months prior to study enrolment or those who have quit, but have a 20 pack year smoking history) 5. Malignancy History (lung cancer, esophageal cancer etc.) 6. upper respiratory infection within 8 weeks of study enrolment 7. currently using a PPI, H2 blocker, beta-blocker, angiotensin-converting enzyme inhibitor, corticosteroid, methylxanthine, inhaled beta-agonist, anti-inflammatory agent or anticholinesterase drug at time of enrolment

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Double

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: arm1-High dose PPI
Drug: High-dose PPI
:40mg, po(per oral) 2times.day, 8weeks
Active Comparator: arm2-standard dose PPI
Drug: standard PPI
: 40mg, po(per oral) 1times.day, 8weeks
Placebo Comparator: arm3-placebo
Esomeprazole placebo
Drug: placebo

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
change in LCQ score and cough VAS, comparing PPI-treated group to placebo
Time Frame: change in LCQ score after 4 weeks and 8 weeks
change in LCQ score after 4 weeks and 8 weeks

Secondary Outcome Measures

Outcome Measure
Time Frame
change in LCQ score and cough VAS, comparing PPI-treated group to placebo
Time Frame: change in cough VAS after 4weeks and 8 weeks
change in cough VAS after 4weeks and 8 weeks

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Yonsei University

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

February 1, 2012

Primary Completion (Actual)

February 1, 2016

Study Completion (Actual)

February 1, 2016

Study Registration Dates

First Submitted

June 25, 2013

First Submitted That Met QC Criteria

June 25, 2013

First Posted (Estimate)

June 27, 2013

Study Record Updates

Last Update Posted (Estimate)

June 24, 2016

Last Update Submitted That Met QC Criteria

June 22, 2016

Last Verified

June 1, 2016

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • 3-2011-0103

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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