Please assess the completion status of the following clinical trial:

Trial Title: Benzydamine Hydrochloride Gargle in Reducing Propofol for ERCP

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

Eligibility Criteria:
Inclusion Criteria:~* undergoing ERCP~* ASA I-III~* BMI 18-30 kg/m2~Exclusion Criteria:~* allergic to propofol~* contraindicated to propofol~* had throat wound or laceration~* received analgesics or steroid in 24 hours priorly~* unstable during sedation~* procedure longer than 90 minutes

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

Study Arms:
- Benzydamine Hydrochloride Group (Type: ACTIVE_COMPARATOR): Subjects who were allocated in benzydamine group would gargle with 15 of ml benzydamine hydrochloride 0.15% before sedation started.
- Control Group (Type: PLACEBO_COMPARATOR): Subjects who were allocated in control group would gargle with 15 ml of water before sedation started.

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