Please assess the completion status of the following clinical trial:

Trial Title: Inhaled Nitric Oxide in Neonates With Elevated A-a DO2 Gradients Not Requiring Mechanical Ventilation

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: TRIPLE
- Phase: PHASE1/PHASE2
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion criteria:~* Gestational age \>34 completed weeks (\>=35)~* Age \<48 hours~* A-a DO2 400 to 600, on two post-ductal arterial blood gases one hour apart, while on 100% O2 by oxygen hood~* Post-ductal arterial access~* Admitted to The University of Alabama Birmingham Regional NICU~Exclusion criteria:~* Cardiac disease (structural disease with right to left or mixing lesions), not including patent ductus arteriosus (PDA) or patent foramen ovale (PFO)~* Rapid deterioration requiring mechanical ventilation before entry into the study~* Major malformations~* Major neurologic or metabolic disorder or other illness leading to hypoventilation and hypercarbia

- Gender: ALL
- Minimum Age: None
- Maximum Age: 120 Hours
- Healthy Volunteers: f

Study Arms:
- 1 (Type: EXPERIMENTAL): Nitric Oxide for Inhalation
- 2 (Type: PLACEBO_COMPARATOR): oxygen

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