Please assess the completion status of the following clinical trial:

Trial Title: Norepinephrine Prophylaxis for Postspinal Anesthesia Hypotension in Parturients With Preeclampsia.

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: TRIPLE
- Phase: None
- Number of Arms: 4.0

Eligibility Criteria:
Inclusion Criteria:~* 18-45 years~* Primipara or multipara~* Singleton pregnancy ≥32 weeks~* American Society of Anesthesiologists physical status classification II to III~* Scheduled for cesarean section under spinal anesthesia~Exclusion Criteria:~* Baseline blood pressure ≥180 mmHg~* Body height \< 150 cm~* Body weight \> 100 kg or body mass index (BMI) ≥ 40 kg/m2~* Eclampsia or chronic hypertension~* Hemoglobin \< 7g/dl~* Fetal distress, or known fetal developmental anomaly

- Gender: FEMALE
- Minimum Age: 18 Years
- Maximum Age: 45 Years
- Healthy Volunteers: f

Study Arms:
- Control group (Type: PLACEBO_COMPARATOR): Normal saline infusion simultaneous with subarachnoid block
- 0.025 μg/kg/min group (Type: EXPERIMENTAL): A maintenance dose of norepinephrine (0.025 μg/kg/min) infusion simultaneous with subarachnoid block
- 0.050 μg/kg/min group (Type: EXPERIMENTAL): A maintenance dose of norepinephrine (0.050 μg/kg/min) infusion simultaneous with subarachnoid block
- 0.075 μg/kg/min group (Type: EXPERIMENTAL): A maintenance dose of norepinephrine (0.075 μg/kg/min) infusion simultaneous with subarachnoid block

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