Please assess the completion status of the following clinical trial:

Trial Title: Treatment of Delirium in the Elderly With Donepezil: a Double-blind, Randomized, Placebo-controlled Clinical Trial

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

Eligibility Criteria:
Inclusion Criteria:~* Over 60 year old~* Delirium according to the CAM-ICU (Confusion Assessment Method for Intensive Care Unit)~* informed consent (legal representatives)~Exclusion Criteria:~* unable to swallow pills~* previous allergy to donepezil~* Atrioventricular block of 2nd and 3nd degree

- Gender: ALL
- Minimum Age: 60 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- donepezil (Type: EXPERIMENTAL): Donepezil 5mg/day during 2 weeks
- placebo (Type: PLACEBO_COMPARATOR): placebo comparator to donepezil (double blind)

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