Please assess the completion status of the following clinical trial:

Trial Title: Comparison of Effectiveness of Pentobarbital and Thiopental in Patients With Refractory Intracranial Hypertension

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: SINGLE
- Phase: PHASE3
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Patients with a severe closed head injury and a post-resuscitation Glasgow Coma Scale (GCS) score below or equal to 8~* Age between 15 and 76 years (inclusive)~* High ICP (\> 20 mm Hg) refractory to first-tier therapeutic measures according to BTF guidelines (1)~* Hemodynamic stability defined as a systolic blood pressure of at least 100 mm Hg or above at the moment of entering the trial~* Written informed consent obtained from next-of-kin or the patient's legally authorized representative~Exclusion Criteria:~* Previously known ischemic heart failure (Ejection fraction \< 35%)~* Pregnancy~* bilateral dilated and unreactive pupils and a GCS of 3~* Intolerance to barbiturates

- Gender: ALL
- Minimum Age: 15 Years
- Maximum Age: 75 Years
- Healthy Volunteers: f

Study Arms:
- 1 (Type: EXPERIMENTAL): Pentobarbital
- 2 (Type: ACTIVE_COMPARATOR): thiopental

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