Generically known as Salmeterol Ticarcoson Powder Inhaler, the duration of its use depends on the condition, and some patients can use it for a long period of time. Salmeterol ticarcoson powder inhaler is mainly used to treat COPD and bronchial asthma, and is divided into children’s type and adult type. If it is used to treat COPD, it needs to be used regularly for a long period of time, and cannot be stopped or reduced randomly. If used to treat asthma, if the therapeutic effect is relatively good, generally advocate the use of three months after the slow reduction of dosage, if the attack is more frequent, it is recommended to extend the duration of use. Contraindications: It is contraindicated in people with a history of hypersensitivity to any of the active ingredients or excipients in this product. This product contains lactose and is contraindicated in patients with lactose and milk allergy. This product is not indicated for the relief of acute asthma attacks, which require the use of rapid short-acting bronchodilators (e.g., salbutamol). It is recommended to carry with you medication that provides rapid relief of an acute asthma attack. Adverse reactions such as oropharyngeal candidiasis, pneumonia (in COPD patients), headache, hoarseness/dysphonia may occur during administration, so it is recommended to use it under the supervision of a doctor, and not to blindly self-administer, reduce or discontinue the medication to avoid adverse reactions.