Please assess the completion status of the following clinical trial:

Trial Title: A Study of Rabeprazole and Pantoprazole on Stomach Acid and Esophageal Acid Exposure in Patients With Gastroesophageal Reflux Disease (GERD) and a History of Nighttime Heartburn

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: CROSSOVER
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: SINGLE
- Phase: PHASE4
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* Diagnosis of GERD with symptoms for at least 6 months with at least 3 episodes a week and one of those at nighttime~* in generally good health~* stop any previous similar (proton pump inhibitor) therapy at least 10 days before screening~* weigh within normal weight for one's height~* able to tolerate a nasogastric tube (pH probe assembly that goes through the nose into the stomach) for 48 hours on 2 different occasions~* esophageal acid exposure of at least 10% on a 24-hour pH monitoring study performed within the 24 months prior to screening~* Helicobacter pylori (an infection) negative~* willing to take only TUMS antacid as rescue medicine during the washout period~Exclusion Criteria:~* History of a serious medical condition~* significant gastrointestinal illness other than GERD~* ulcer at any time in the past~* difficulty swallowing~* history of gastrointestinal disease (including bleeding)~* use of any medication that changes acid secretion or gastrointestinal movement in the past 14 days~* use of any drugs on a list of prohibited drugs within 1 month~* chronic use of pain relieving medications (NSAIDs or COX-2 inhibitors)~* pregnant or breast-feeding~* cancer diagnosis or treatment (except for superficial skin cancers)~* abusing drugs or alcohol

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 65 Years
- Healthy Volunteers: f

Based on this trial design, predict the completion outcome and termination type (if applicable).