Please assess the completion status of the following clinical trial:

Trial Title: Cocktail Sedation Containing Propofol Versus Conventional Sedation for Endoscopic Retrograde Cholangiopancreatography (ERCP)

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

Eligibility Criteria:
Inclusion Criteria:~* Patients scheduled for ERCP~Exclusion Criteria:~* Age under 18 years~* American Society of Anesthesiologists' (ASA) physical classification IV - V~* History of sulfite, egg or soy bean allergy~* Emergency need for ERCP~* Informed consent could not be obtained

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

Study Arms:
- conventional group (Type: ACTIVE_COMPARATOR): For induction, 25 mg of meperidine and 2.5 mg of midazolam were administered. To maintain conscious level of patient at moderate or deep level, 25 mg of meperidine and/or 2.5 mg of midazolam were administered as necessary.
- cocktail group (Type: EXPERIMENTAL): For induction, 25 mg of meperidine and 2.5 mg of midazolam were administered. To maintain conscious level of patient at moderate or deep level, 1% propofol at the rate of 1 mg/kg/hr was administered. An additional 0.5 mg/kg bolus was administered as needed to achieve the designed conscious level.

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