Please assess the completion status of the following clinical trial:

Trial Title: Comparative Study of Lubiprostone and PEG Preparation Versus Conventional PEG Preparation for Colonoscopy

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: DIAGNOSTIC
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE3
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~1. All adult patient referred for colonoscopy to AIG~2. Age 18 - 75 years old~Exclusion Criteria:~1. Acute GI bleeding.~2. Patient of bowel preparation regime other than excepted for the study.~3. Renal insufficiency.~4. Dementia.~5. Symptomatic heart failure.~6. Recent Myocardial Infarction.~7. Patients with ileus.~8. Suspected bowel obstruction.~9. Prior alimentary tract surgery.~10. Significant gastroparesis.~11. Gastric outlet obstruction.~12. Toxic colitis or megacolon.~13. Pregnant or lactating patients.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 75 Years
- Healthy Volunteers: t

Study Arms:
- Lubiprostone (Type: EXPERIMENTAL): Lubiprostone with PEG solution versus Placebo with PEG solution
- lubiprostone versus placebo (Type: PLACEBO_COMPARATOR): None

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