1．上呼吸道感染，如鼻炎、鼻塞、打喷嚏、喉炎、咳嗽、声音嘶哑、急慢性咽炎、咽痛等。
1. Upper respiratory tract infection, such as rhinitis, nasal obstruction, sneezing, laryngitis, cough, hoarseness, acute and chronic pharyngitis, sore throat, etc.
2．急性支气管炎、慢性支气管炎、肺炎、支气管扩张、(慢性咳嗽为主，咳黏稠脓痰)、慢性阻塞性肺病(COPD)包括慢性阻塞性支气管炎、肺气肿、支气管扩张和支气管哮喘等。
2. Acute bronchitis, chronic bronchitis, pneumonia, bronchiectasis, (mainly chronic cough, cough thick and purulent sputum), chronic obstructive pulmonary disease (COPD), including chronic obstructive bronchitis, emphysema, bronchiectasis and asthma.
3．术前吸入麻醉用药。
3. Inhalation anesthesia before operation.