Efficacy and Safety Analysis of Piperacillin Tazobactam in Combination With High Frequency Chest Wall Oscillation in Patients With COPD Coupled With Pneumonia.

Piperacillin tazobactam combined with HFCWO for sputum evacuation can effectively treat patients with pneumonia in acute exacerbation of COPD, with high safety. The treatment is worthy of clinical application.