Please assess the completion status of the following clinical trial:

Trial Title: The Effect of Magnesium Sulphate on the Time Course of Rocuronium Induced Neuromuscular Block

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: PHASE4
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* American Society of Anaesthesiology (ASA) status I or II~* Adults, aged 18 years to 60 years~* Scheduled for elective surgery lasting longer than 120 min without need for continuous curarisation~Exclusion Criteria:~* A history of allergy or hypersensitivity to rocuronium~* Neuromuscular disease~* Preoperative medications known to influence neuromuscular function (for instance, certain antibiotics and anticonvulsants)~* Electrolyte abnormalities~* Hepatic or renal insufficiency~* Patients with a body mass index \<19 or \>28 kg m2~* Pregnant or breastfeeding women~* Expected difficult intubation or mask ventilation

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 60 Years
- Healthy Volunteers: t

Study Arms:
- Physiologic saline (Type: PLACEBO_COMPARATOR): None
- Magnesium sulphate (Type: ACTIVE_COMPARATOR): None

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