Please assess the completion status of the following clinical trial:

Trial Title: Effects of Intravenous Lidocaine During Sedation for Colonoscopy.

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

Eligibility Criteria:
Inclusion Criteria:~* colonoscopy without gastroscopy~Exclusion Criteria:~* lidocaine allergy~* epilepsy~* severe heart rhythm disorders~* renal failure with creatinine clearance lower than 30ml/minute

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 70 Years
- Healthy Volunteers: t

Study Arms:
- Lidocaine (Type: ACTIVE_COMPARATOR): Lidocaine. Administration of lidocaine is started with 1.5 mg/kg bolus injection followed by a continuous infusion of 4mg/kg/h.
- Placebo (Type: PLACEBO_COMPARATOR): Placebo Administration of normal saline: same volume of saline as lidocaine.

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