Please assess the completion status of the following clinical trial:

Trial Title: Phase IV Study of the Impact of Dietary Fibers on Symptoms and Esophageal Motility in Patients With Non-erosive GERD

Study Design Characteristics:
- Allocation: None
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE4
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* Clinical diagnosis of non-erosive form of Gastroesophageal Reflux disease~* Dietary fiber deficiency by dietary questionnaire~* pathological gastroesophageal reflux by 24-hours esophageal pH-impedance examination~* willingness to participate (signed informed consent)~Exclusion Criteria:~* presence of esophageal mucosal damages (esophagitis) by endoscopic evaluation~* gastrointestinal surgery in anamnesis~* current pregnancy or breast-feeding~* known hypersensitivity to Mucofalk or its components

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 70 Years
- Healthy Volunteers: f

Study Arms:
- Mucofalk (Type: EXPERIMENTAL): Mucofalk 15 g/day i.e. 5 g TID per os, 15-20 min before meal

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