Please assess the completion status of the following clinical trial:

Trial Title: SNPeCPR In Cardiac Arrest REsuscitation

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

Eligibility Criteria:
Inclusion Criteria:~* Patient with out of hospital cardiac arrest~* Age\> 18 years and \<75 years~* Initial Rhythm: Ventricular fibrillation or ventricular tachycardia or pulseless electrical activity~Exclusion Criteria:~* out of hospital cardiac arrest of non-cardiac origin:~  * trauma~ * anoxic, including drowning~ * hemorrhage,~ * overdose (drugs),~ * drug,~ * electric~* Do Not Resuscitate Order,~* obvious signs of clinical death (decomposition, cadaveric rigidity, decapitation)~* recent sternotomy (\<6 months or recent scar)~* Contraindications related to sodium nitroprusside~  * Women of childbearing age (between 18 and 55 years)~ * Other contra-indications will usually not known during resuscitation in case of presence of a relative rescue team must be searched: Hypothyroidism, Sulfuryl transferase deficiency (rhodanese Lang) currently recognized in patients with Leber optic atrophy, tobacco amblyopia or severe hepatic impairment.~* Obesity

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 75 Years
- Healthy Volunteers: f

Study Arms:
- Intervention arm (Type: EXPERIMENTAL): Pharmaco- mechanical optimization
- Mechanical optimization only (Type: ACTIVE_COMPARATOR): Mechanical optimization only

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