Please assess the completion status of the following clinical trial:

Trial Title: A Trial in Painful Diabetic Peripheral Neuropathy With GRT3983Y

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: TRIPLE
- Phase: PHASE2
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Symmetrical painful diabetic peripheral neuropathy~Exclusion Criteria:~* History of hypersensitivity, allergy or contraindication to opioids and acetaminophen~* Confounding painful conditions~* Significant vascular disease~* History or risk of seizure~* Chronic disease that might effect drug absorption, distribution, metabolism, or excretion~* Female subjects who are being pregnant or breastfeeding~* Evidence or history of alcohol, medication, or drug abuse

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

Study Arms:
- A GRT3983Y (Type: EXPERIMENTAL): Participants randomly assigned to receive GRT3983Y.
- B Placebo (Type: PLACEBO_COMPARATOR): Participants randomly assigned to placebo.

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