Please assess the completion status of the following clinical trial:

Trial Title: Tiotropium + Procaterol vs Tiotropium + Placebo in COPD Patients

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

Eligibility Criteria:
Inclusion Criteria:~1. GOLD criteria for moderate COPD (post-bronchodilator)~   * FEV1/FVC \< 70%~  * 50% ≤ FEV1 \< 80% predicted~  * With or without symptoms~2. Willing to undergo the treatment protocol with signed informed consent~Exclusion Criteria:~1. Exacerbation within 1 month prior to run-in period~2. Significant hypoxemia and/or desaturation at rest and during exercise.~3. Significant cardiac, renal, or other systemic disease~4. History of adverse reaction to any of the two test drugs (tiotropium and procaterol)

- Gender: ALL
- Minimum Age: 40 Years
- Maximum Age: 75 Years
- Healthy Volunteers: f

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