Please assess the completion status of the following clinical trial:

Trial Title: Morphine vs. Oxycodone for Postoperative Pain Management

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 (American Society of Anaesthesiologists (ASA) I, II and III) due for elective, laparoscopic, non-malignant gynaecologic surgery: Hysterectomy or myomectomy.~* Written informed consent.~* Age: 18 to 70 years.~Exclusion Criteria:~* Patients having used non-steroidal anti-inflammatory drugs (NSAIDs) the last 24 hours.~* Sensitivity towards the study drugs.~* Cardiovascular risk conditions: Heart failure, unstable hypertension, coronary artery disease.~* Patients using opioids, steroids or anti-emetic drugs.~* Serious mental disease.

- Gender: FEMALE
- Minimum Age: 18 Years
- Maximum Age: 70 Years
- Healthy Volunteers: f

Study Arms:
- O (Type: ACTIVE_COMPARATOR): This arm will receive intravenous oxycodone at the end of surgery and PCA oxycodone for postoperative pain relief.
- M (Type: ACTIVE_COMPARATOR): This arm will receive intravenous morphine at the end of surgery and PCA morphine for postoperative pain relief.

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