Please assess the completion status of the following clinical trial:

Trial Title: Evaluating the Role of Pregabalin in Reducing Opioid Requirement in Spinal Fusion Surgeries of Two or More Vertebrae

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

Eligibility Criteria:
Inclusion Criteria:~* Age : \> 18 years old~* Fusion of \> two vertebrae~* Capacity to provide consent~* ASA I-IV~* Ability to swallow capsules~Exclusion Criteria:~* Plan of care includes intubated ICU admission post-op~* Allergy to gabapentin or pregabalin~* Two week prior use of pregabalin~* Significant renal dysfunction (creatinine level \>2)~* Severe cardiovascular disease~* History of frequent headaches or dizziness~* Significant hepatic dysfunction (LFT's \> 4 times the normal ranges)~* Active usage of alcohol or illicit substances three days prior to surgery~* History of seizure disorders~* Taking medication for anxiety, antiseizure, and psychiatric diagnoses~* Re-operation patients

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- Placebo (Type: PLACEBO_COMPARATOR): None
- Pregabalin (Type: EXPERIMENTAL): None

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