Please assess the completion status of the following clinical trial:

Trial Title: Antibiotic Duration in Post-appendectomy Abscess

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

Eligibility Criteria:
Inclusion Criteria:~* Age: 2 to 17 years of age~* Diagnosis of perforated appendicitis at laparoscopy~* Development of a post-appendectomy abscess that is treated with percutaneous drainage.~Exclusion Criteria:~* Patients who are allergic to ampicillin

- Gender: ALL
- Minimum Age: 2 Years
- Maximum Age: 17 Years
- Healthy Volunteers: f

Study Arms:
- 8-day (Type: OTHER): 8-day course of ampicillin clavulanate antibiotic
- 4-day (Type: OTHER): 4--day course of ampicillin clavulanate antibiotic

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