Stopped: This study has been placed on clinical hold by the sponsor due to operational reasons.
To understand the dose-response characteristics of PF-00885706 for efficacy in terms of symptomatic relief when used as add-on treatment to esomeprazole 20mg (standard proton pump inhibitor \[PPI\] treatment), in subjects with gastro-esophageal reflux (GERD) who have inadequate relief with PPIs.
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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Complete resolution of heartburn and regurgitation. [i.e. no more than one day with either mild heartburn or regurgitation over the seven days prior to the assessment time-point (Visit 6 and Visit 8)]
Timeframe: 28 days