Please assess the completion status of the following clinical trial:

Trial Title: Iron Sucrose in Adolescents With Iron Deficiency and Postural Orthostatic Tachycardia Syndrome (POTS)

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: QUADRUPLE
- Phase: PHASE1/PHASE2
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion criteria~* aged 12-21 years~* chronic (\>3 months)symptoms of orthostatic intolerance (including but not limited to lightheadedness, syncope, headache, fatigue, weakness, sweating, nausea and palpitations)~* symptomatic orthostatic heart rate increase of greater than or equal to 40 beats per minute during a 10 minute 70 degree head up tilt study~* presence of non-anemic iron deficiency, defined as serum ferritin level less than or equal to 20 ug/L with normal hemoglobin~Exclusion criteria~* orthostatic hypotension within 3 minutes of 70 degree head up tilt~* pregnant or lactating females~* presence of other organ failure or systemic illness that can affect autonomic function~* concurrent medication therapy with anticholinergic, alpha-adrenergic antagonists, beta-adrenergic antagonists unless medication is held for five half-lives prior to study~* laboratory evidence of anemia or iron overload~* personal history of hematochromatosis or first degree relative with hematochromatosis~* known sensitivity to Venofer (TM) or other intravenous iron preparations

- Gender: ALL
- Minimum Age: 12 Years
- Maximum Age: 21 Years
- Healthy Volunteers: f

Study Arms:
- Iron infusion (Type: EXPERIMENTAL): Iron Sucrose (Venofer (R))
- Normal saline infusion (Type: PLACEBO_COMPARATOR): Equal volume to intervention of normal saline

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