 3. Symptoms or manifestations secondary to GERD e.g., persistent esophagitis, heartburn, upper airway signs or symptoms or respiratory symptoms, gastrointestinal motility disorders such as nausea, vomiting, severe dyspepsia or severe chronic constipation that are refractory to standard therapy. Failed standard therapy can be constituted by the following treatments: PPI Therapy, Erythromycin, allergy to medications. Subject must be on these therapies for a time period of 1 month before they are considered to be ineffective. 