Please assess the completion status of the following clinical trial:

Trial Title: Determine Safety and Efficacy of Long-term Oral Lacosamide in Patients With Partial Seizures

Study Design Characteristics:
- Allocation: None
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE3
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* Completion of parent clinical trial for treatment of partial seizures~Exclusion Criteria:~* Receiving any study drug or experimental device other than lacosamide~* Meets withdrawal criteria for parent trial or experiencing ongoing serious adverse event

- Gender: ALL
- Minimum Age: 16 Years
- Maximum Age: 70 Years
- Healthy Volunteers: f

Study Arms:
- Lacosamide (Type: EXPERIMENTAL): Up to 800 mg/day lacosamide (flexible dosing)

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