Please assess the completion status of the following clinical trial:

Trial Title: Effect of Propolis or Metformin Administration on Glycemic Control in Patients With Type 2 Diabetes Mellitus

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE2
- Number of Arms: 3.0

Eligibility Criteria:
Inclusion Criteria:~* Patients both sexes~* Age between 30 and 60 years~* Mild to moderate physical activity~* Stable body weight for at least 12 weeks prior to the study~* BMI 25.0 - 34.9 kg/m2~* Diabetes mellitus type 2 of recent diagnosis without pharmacological treatment, with one of the following criteria (fasting blood glucose levels \>126 mg/dl; or postprandial blood glucose levels after an oral glucose tolerance test with 75 of oral glucose \>200 mg/dl~* Informed consent signed~Exclusion Criteria:~* Women with confirmed or suspected pregnancy~* Women under lactation and/or puerperium~* Previous treatment for glucose~* Fasting glucose ≥250 mg/dL~* Known uncontrolled renal, hepatic, heart or thyroid diseased~* Hypersensibility to ingredients of intervention~* Known allergies to bee stings or their derived products~* Triglycerides ≥500 mg/dL~* Total cholesterol ≥240 mg/dL

- Gender: ALL
- Minimum Age: 30 Years
- Maximum Age: 60 Years
- Healthy Volunteers: f

Study Arms:
- Propolis (Type: EXPERIMENTAL): Propolis capsules, 300 mg, two times per day before break-fast and dinner during 12 weeks.
- Metformin (Type: EXPERIMENTAL): Metformin capsules, 850 mg, two times per day before break-fast and dinner during 12 weeks.
- Placebo (Type: PLACEBO_COMPARATOR): Placebo capsules, two times per day before break-fast and dinner during 12 weeks.

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