Please assess the completion status of the following clinical trial:

Trial Title: Sublingual Methadone for the Management of Cancer-related Procedure Pain in Inpatients

Study Design Characteristics:
- Allocation: NON_RANDOMIZED
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE2
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* Pain due to cancer or its treatment; Controlled baseline pain; episodes of predictable, treatment related pain every day that are 4/10 in severity or greater, last 10 minutes or longer, or episodes of breakthrough pain not related to cancer treatment, and are responsive to short acting oral opioids such as morphine or hydromorphone; are able to hold a volume of 1.0cc of water under tongue for a 2-minute period; are able to provide written informed consent; are able to fill out the study forms, and are inpatients~Exclusion Criteria:~* Severe underlying respiratory disease such that the investigator is wary about the risk of respiratory failure from modest doses od opioid; prior sensitivity to methadone; currently are being administered methadone; are clinically unstable or have a life expectancy of less than one month making completion of the trial unlikely; and if they do not understand English sufficiently to provide written informed consent.

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

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