Please assess the completion status of the following clinical trial:

Trial Title: Influence of Transcranial Direct Current Stimulation of the Primary Motor Cortex on Pain Sensation in Patients Suffering From Fibromyalgia Syndrome

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

Eligibility Criteria:
Inclusion Criteria:~* Patients who have an established diagnosis of fibromyalgia according to the 1990 criteria of the American College of Rheumatology~* Symptoms have been present at a similar level for at least 3 months~* Stable medication for at least 2 months~* visual analog scale ≥ 3 (0=no pain; 10=worst possible pain)~* The patient does not have a disorder that would otherwise explain the pain~Exclusion Criteria:~* Alcohol/substance abuse~* Pregnancy~* Neuropsychiatric disorders~* Metal implants near stimulation area~* Cardiac pace maker~* Local injuries~* Inflammatory rheumatic disease~* Acute tumor~* Acute fracture~* Well-defined neuropathic induced pain

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

Study Arms:
- transcranial direct current stimulation (Type: ACTIVE_COMPARATOR): transcranial direct current stimulation of the primary motor cortex
- sham treatment (Type: SHAM_COMPARATOR): None

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