Please assess the completion status of the following clinical trial:

Trial Title: Study To Compare On-Demand Treatment To A Prophylaxis Regimen Of BeneFIX In Subjects With Moderately Severe to Severe Hemophilia B

Study Design Characteristics:
- Allocation: NON_RANDOMIZED
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE3
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* Documented history of moderately-severe to severe hemophilia B (FIX activity \</=2%).~* Male subjects, aged 12 years to 65 years.~* Subjects with at least 100 exposure days (EDs) to factor IX products.~* Subjects with a minimum of 12 bleeding episodes, 6 of which must be joint bleeds, in the 12-month period before the Screening visit.~Exclusion Criteria:~* Subjects who have received FIX as a primary or secondary prophylaxis regimen within the last 12 months prior to the Screening visit.~* Subjects who have had major surgery or an orthopedic surgical procedure within the past 3 months prior to Screening visit.~* Subjects for which major surgery or orthopedic surgery is planned within the duration of study participation.~* Subjects with a past history of, or current FIX inhibitor, defined as \>ULN (upper limit of normal) of the reporting laboratory.~* Subjects with a known hypersensitivity to any FIX product or hamster protein.

- Gender: MALE
- Minimum Age: 12 Years
- Maximum Age: 65 Years
- Healthy Volunteers: f

Study Arms:
- BeneFIX (Type: OTHER): None

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