Please assess the completion status of the following clinical trial:

Trial Title: Effect of Rubus Occidentalis Extract on Plasma Glucose Levels in Subject With Prediabetes

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: TRIPLE
- Phase: PHASE4
- Number of Arms: 3.0

Eligibility Criteria:
Inclusion Criteria:~* 19 years of age or older~* prediabetes (fasting plasma glucose 100-125mg/dl, and/or post 75g OGTT plasma glucose 140-199mg/dl)~Exclusion Criteria:~* pregnant women~* taking anti-hyperglycemic agents within 3 months at the time of enrollment~* history of heart failure, myocardial infarction, cerebral infarction~* uncontrolled hypertension (systolic BP \> 160mmHg, or diastolic BP \> 100mmHg)~* serum triglyceride level \> 500mg/dl~* kidney dysfunction (serum Creatinine \> 30% of upper normal limits)~* hepatic dysfunction (AST, ALT \> 3 times of upper normal limits)~* taking systemic glucocorticoids within 1 month

- Gender: ALL
- Minimum Age: 19 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- control (Type: PLACEBO_COMPARATOR): None
- Rubus occidentalis extract 900mg (Type: ACTIVE_COMPARATOR): taking Rubus occidentalis extract 900mg/day for 12weeks
- Rubus occidentalis extract 1800mg (Type: ACTIVE_COMPARATOR): taking Rubus occidentalis extract 1800mg/day for 12weeks

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