Clinical trialNCT00703534CompletedPhase 2Interventional

Validation of Patient-reported Outcomes Measures for the Assessment of Gastroesophageal Reflux Disease (GERD) Symptoms

SponsorAstraZenecaEnrollment478Acid Reflux DiseaseGERDHeartburnRegurgitation

View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

This research study is being done to gather information about how to do further clinical studies using AZD3355 as an add-on treatment to proton pump inhibitors (PPI).

clinicaltrials.gov ↗

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

Debra Silberg, MD
AstraZeneca
Study Director
clinicaltrials.gov ↗
Nimish Vakil, MD
Aurora Health Center/Waukesha
Principal Investigator
clinicaltrials.gov ↗

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

84 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States

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Athens, Alabama, United States
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Tucson, Arizona, United States
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Little Rock, Arkansas, United States
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Sherwood, Arkansas, United States
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Anaheim, California, United States
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Los Angeles, California, United States
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Monterey, California, United States
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Murrieta, California, United States
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Orange, California, United States
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San Diego, California, United States
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Torrance, California, United States
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Colorado Springs, Colorado, United States
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Pueblo, Colorado, United States
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Boynton Beach, Florida, United States
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DeLand, Florida, United States
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Hialeah, Florida, United States
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Jacksonville, Florida, United States
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Jupiter, Florida, United States
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Lauderdale Lakes, Florida, United States
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Miami, Florida, United States
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New Smyrna Beach, Florida, United States
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Pembroke Pines, Florida, United States
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Port Orange, Florida, United States
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Tampa, Florida, United States
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Zephyrhills, Florida, United States
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Atlanta, Georgia, United States
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Stockbridge, Georgia, United States
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Chicago, Illinois, United States
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Arkansas City, Kansas, United States
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Newton, Kansas, United States
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Wichita, Kansas, United States
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Madisonville, Kentucky, United States
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Monroe, Louisiana, United States
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Shreveport, Louisiana, United States
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Baltimore, Maryland, United States
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Chevy Chase, Maryland, United States
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Columbia, Maryland, United States
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Elkridge, Maryland, United States
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Hollywood, Maryland, United States
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Brockton, Massachusetts, United States

44 more sites on the registry record.ClinicalTrials.gov ↗

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

The drug and biological interventions registered on this study, normalized to their RxNorm ingredient where possible.

AZD3355Gelusil®Placebo

Linked drugs open the directory filtered to KOLs working with them.clinicaltrials.gov ↗

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start: 31 May 2008
Primary completion: 31 Jan 2009
Completion: 31 Jan 2009
Last update posted: 20 Jun 2011
Registered enrollment: 478
Registry id: NCT00703534

clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.