Please assess the completion status of the following clinical trial:

Trial Title: Human C1 Esterase Inhibitor (C1-INH) in Subjects With Acute Abdominal or Facial Hereditary Angioedema (HAE) Attacks

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE2/PHASE3
- Number of Arms: 3.0

Eligibility Criteria:
Key Inclusion Criteria:~* Documented congenital C1-INH deficiency~* Acute facial or abdominal HAE attack~Key Exclusion Criteria:~* Acquired angioedema~* Treatment with any other investigational drug within the last 30 days before study entry~* Treatment with any C1-INH concentrate within the previous 7 days

- Gender: ALL
- Minimum Age: 6 Years
- Maximum Age: None
- Healthy Volunteers: f

Study Arms:
- C1-INH 10 U/kg bw (Type: EXPERIMENTAL): 10 Units (U)/kg body weight (bw) dose
- C1-INH 20 U/kg bw (Type: EXPERIMENTAL): 20 U/kg bw dose
- Placebo (Type: PLACEBO_COMPARATOR): None

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