Please assess the completion status of the following clinical trial:

Trial Title: Medical Management of Sleep Disturbance During Opioid Tapering

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: PHASE2
- Number of Arms: 3.0

Eligibility Criteria:
Inclusion Criteria:~* Aged 18 years old and above~* Meets Diagnostic and Statistical Manual of Mental Disorders (DSM)-5 criteria for OUD with evidence of physical dependence on opioids, and seeking treatment to stop using illicit opioids.~* Provides a urine sample that tests positive for opioids.~* Willing to comply with the study protocol.~* Have no clinically significant chronic medical or surgical disorders or conditions that are judged by the investigators to prevent participation.~Exclusion Criteria:~* Seeking or currently enrolled in methadone or buprenorphine maintenance treatment for OUD~* Pregnant or breast feeding~* Have evidence of physical dependence on alcohol or benzodiazepines that requires medical detoxification~* Have a known allergy to the study medications~* Past 30-day prescribed use of suvorexant or benzodiazepines for the indication of insomnia~* Current use of a Selective Serotonin Reuptake Inhibitor (SSRI) or Monoamine oxidase (MAO) inhibitor for depression or insomnia, or other medications that are contraindicated with suvorexant~* Current narcolepsy, restless leg syndrome or sleep paralysis~* High risk for current sleep apnea~* Current major depressive disorder~* Past year suicidal behavior~* Severe hepatic or renal impairment~  * Aspartate aminotransferase (AST) or Alanine aminotransferase (ALT) \>3x ULN~ * Total bilirubin \>2x Upper Limit of Normal (ULN)~ * Creatinine \>1.5x ULN~* Have circumstances that would interfere with study participation (e.g., impending jail)

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

Study Arms:
- Placebo (Type: PLACEBO_COMPARATOR): Placebo sleep medication (Placebo oral capsule)
- Low Dose Suvorexant (Type: ACTIVE_COMPARATOR): Low dose sleep medication
- High Dose Suvorexant (Type: ACTIVE_COMPARATOR): High dose sleep medication

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