Please assess the completion status of the following clinical trial:

Trial Title: Platelet-Rich Plasma Epidural Injection an Emerging Strategy in Lumbar Disc Herniation

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

Eligibility Criteria:
Inclusion Criteria:~* Age 20-55 years~* Having failed conservative treatment for at least 6 weeks~* Visual analogue scale (VAS) of greater than 30~* Confirmed a single-level HNP, corelated to clinical, by MRI.~Exclusion Criteria:~* Previous spine surgery or epidural injection~* Progressive neurological deficit~* Cauda equina~* Coagulopathy-related conditions~* Associated cervical myelopathy~* Systemic bone and joint diseases

- Gender: ALL
- Minimum Age: 20 Years
- Maximum Age: 55 Years
- Healthy Volunteers: f

Study Arms:
- Triamcinolone group (Type: ACTIVE_COMPARATOR): Patients were placed in the prone position. Transforaminal triamcinolone injections were performed under a C-arm fluoroscopy.
- Platelet-rich plasma (Type: EXPERIMENTAL): Patients were placed in the prone position. Transforaminal PRPinjections were performed under a C-arm fluoroscopy.

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