Please assess the completion status of the following clinical trial:

Trial Title: Penehyclidine for PONV Prophylaxis After Strabismus Surgery

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

Eligibility Criteria:
Inclusion Criteria:~* ASA I or II~* Aged 3-65 years~* Scheduled for elective strabismus surgery under general anesthesia~Exclusion Criteria:~* Had prior PONV~* Severe motion sickness~* A history of ophthalmic surgery~* Had received drugs known to have antiemetic effects in 24h before surgery

- Gender: ALL
- Minimum Age: 3 Years
- Maximum Age: 65 Years
- Healthy Volunteers: f

Study Arms:
- Penehyclidine (Type: EXPERIMENTAL): Patients in this arm will receive penehyclidine after anesthesia intubation.
- Normal Saline (Type: PLACEBO_COMPARATOR): Patients in this arm will receive normal saline after anesthesia intubation.

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