Please assess the completion status of the following clinical trial:

Trial Title: Effects of Low-Dose Theophylline During Chronic Obstructive Pulmonary Disease (COPD) Exacerbations

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: BASIC_SCIENCE
- Time Perspective: None
- Masking: SINGLE
- Phase: None
- Number of Arms: 2.0

Eligibility Criteria:
Inclusion Criteria:~* Severe COPD according to GOLD guidelines~* Age between 40 and 75~* Admission to hospital due to COPD exacerbation~Exclusion Criteria:~* History of asthma~* Pulmonary embolism~* Pneumonia~* Other chronic inflammatory disease~* Patient on theophylline at the time of admission~* Patient on oral steroids at the time of admission

- Gender: MALE
- Minimum Age: 40 Years
- Maximum Age: 75 Years
- Healthy Volunteers: t

Study Arms:
- 1 (Type: ACTIVE_COMPARATOR): Low-dose theophylline on top of standard therapy for COPD exacerbation
- 2 (Type: NO_INTERVENTION): Standard therapy for COPD exacerbation

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