Please assess the completion status of the following clinical trial:

Trial Title: Clinical Study Investigating the Efficacy of a Mouthwash in Providing Long Term Relief From Dentinal Hypersensitivity

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: SINGLE
- Phase: PHASE2
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Participants in good general health, with self-reported history of dentinal hypersensitivity lasting more than 6 months but not more than 10 years.~* Participants with minimum of 20 natural teeth.~* At screening, a minimum of four, non-adjacent teeth.~  1. Teeth showing signs of facial/cervical gingival recession and/or signs of erosion or abrasion.~ 2. Teeth with Gingival Index score ≤1 and a clinical mobility of ≤1.~ 3. Teeth that are determined to be sensitive by the participant following a 1 second air blast to the cervical margin.~Exclusion Criteria:~* Presence of chronic debilitating disease which, in the opinion of the investigator, could affect study outcomes.~* Any condition which, in the opinion of the investigator, causes dry mouth.~* Tooth with evidence of current or recent caries, or reported treatment of decay in 12 months of screening.~* In the 8 weeks prior to screening use of an oral care product indicated for the relief of DH.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 55 Years
- Healthy Volunteers: t

Study Arms:
- Potassium nitrate and sodium fluoride (Type: EXPERIMENTAL): 3.0% weight by weight (w/w) potassium nitrate mouthwash with 0.02% sodium fluoride
- Standard fluoride dentifrice (Type: OTHER): Standard fluoride dentifrice containing 1000 ppm fluoride as sodium monofluorophosphate (SMFP)

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