Objective:To observe the clinical effects of Taireqing Injection on treating respiratory failure in acute exacerbation of chronic obstructive pulmonary disease(AECOPD).

• 目的观察痰热清注射液治疗慢性阻塞性肺疾病(COPD)急性加重期合并呼吸衰竭的临床疗效。