Please assess the completion status of the following clinical trial:

Trial Title: Study Evaluating The Efficacy Of Varenicline In Cessation Of Oral Smokeless Tobacco Use

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE4
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Male or female daily smokeless tobacco users aged 18 years and older, who are motivated to stop use of all tobacco products.~* Subjects must be daily users of nicotine containing smokeless tobacco and using smokeless tobacco on at least 8 occasions per day averaged over a week.~* Have used smokeless tobacco for at least 1 year prior to screening with no period of abstinence \>3 months in the past year.~Exclusion Criteria:~* Subjects using nicotine containing products (including smoking tobacco) other than smokeless tobacco for 3 months prior to screening.~* Subjects with exhaled Carbon Monoxide (CO) \>10 ppm at baseline.~* Subjects who have used varenicline, bupropion, or NRT within 3 months of screening.~* Subjects currently or within the past 12 months requiring treatment for depression or have a current or prior history of panic disorder, psychosis, bipolar disorder or any other serious mental illness.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- Active (Type: EXPERIMENTAL): None
- Placebo (Type: PLACEBO_COMPARATOR): None

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