Please assess the completion status of the following clinical trial:

Trial Title: Nerve Grafting With an Allograft During Radical Prostatectomy - Extended Follow-up in a Prospective Randomized Trial

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

Eligibility Criteria:
Inclusion Criteria:~* Localized intermediate-risk or high-risk prostate cancer cT3~* Gleason score ≥ 7 (3+4 and/or 4+3) and/or~* PSA ≥ 20 ng/ml~* intact preoperative erectile function with an IIEF ≥ 21 (IIEF-6).~Exclusion Criteria:~* IIEF \< 21~* Operations in the past 6 months which could limit the erectile function~* Erectile dysfunction in the history or current medication for erectile dysfunction~* Current involvement in another comparable study.

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

Study Arms:
- Control group (Type: SHAM_COMPARATOR): Radical prostatectomy without implantation of allograft
- Treatment group (Type: EXPERIMENTAL): Radical prostatectomy with implantation of allograft

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