Please assess the completion status of the following clinical trial:

Trial Title: Pilot Trial of Intravenous Vitamin C in Refractory Non-Hodgkin Lymphoma (NHL)

Study Design Characteristics:
- Allocation: None
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE2
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* Age greater than 18 years old~* Aggressive or very aggressive NHL~* Failed one or more therapies~* Patients must not have progressed within 60 days of last therapy~* Not received allogeneic stem cell transplant~* No reasonable standard therapeutic options available~* Glucose 6 phosphate dehydrogenase status normal~* ECOG performance status 0-2~* Normal creatinine and transaminase~* Women of child-bearing potential confirm negative pregnancy test~Exclusion Criteria:~* Significant co-morbid disorders~* Significant psychiatric symptoms~* Smoking~* Excessive alcohol or drug use~* Enrollment in other experimental therapy~* Active infection~* Patients experiencing ongoing response to recent treatments~* Patients who have received chemotherapy within 30 days or biological therapy within 6 weeks

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

Study Arms:
- 1 (Type: EXPERIMENTAL): Intravenous vitamin C

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