Please assess the completion status of the following clinical trial:

Trial Title: Dexamethasone Versus Dexmedetomidine as Adjuvants for Nerve Blocks

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 between 18 and 75 years~* American Society of Anesthesiologists classification 1-3~* body mass index between 20 and 35~Exclusion Criteria:~* adults who are unable to give their own consent~* pre-existing neuropathy (assessed by history and physical examination)~* coagulopathy (assessed by history and physical examination and, if deemed clinically necessary, by blood work up i.e. platelets ≤ 100, International Normalized Ratio ≥ 1.4 or prothrombin time ≥ 50)~* renal failure (assessed by history and physical examination and, if deemed clinically necessary, by blood work up i.e. creatinine ≥ 100)~* hepatic failure (assessed by history and physical examination and, if deemed clinically necessary, by blood work up i.e. transaminases ≥ 100)~* allergy to local anesthetics (LAs)~* pregnancy~* prior surgery in the infraclavicular region~* chronic pain syndromes requiring opioid intake at home

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 75 Years
- Healthy Volunteers: f

Study Arms:
- Perineural dexamethasone (Type: ACTIVE_COMPARATOR): addition of dexamethasone to local anesthetics in infraclavicular brachial plexus block
- Perineural dexmedetomidine (Type: ACTIVE_COMPARATOR): addition of dexmedetomidine to local anesthetics in infraclavicular brachial plexus block

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