Please assess the completion status of the following clinical trial:

Trial Title: Study to Determine The Effectiveness Of Detrusitol In Patients Diagnosed With OAB

Study Design Characteristics:
- Allocation: RANDOMIZED
- Intervention Model: PARALLEL
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: DOUBLE
- Phase: PHASE4
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* 18 years or older patients suffering from OAB symptoms (urinary frequency of at least 8 micturitions per 24h, urinary urgency and at least 3 urge urinary incontinence episodes within 3 days), confirmed by a micturition bladder diary.~Exclusion Criteria:~* Other than urge incontinence~* History of prostate/uterine or other female organ cancer

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

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