Metal capsules have the effect and function of invigorating the spleen and resolving phlegm. Metal Capsule is a Chinese patent medicine for the treatment of respiratory diseases. It is mainly composed of tangerine peel, Platycodon grandiflorum, Zhe Fritillaria, Poria, etc. It has the functions of invigorating the kidney, benefiting the lung, relieving cough and relieving asthma, and can be used to treat tuberculosis, chronic bronchitis, emphysema and lung disease. Heart disease relief. And avoid spicy, irritating, raw and cold food during taking the medicine, eat less seafood, coriander and other foods that have an impact on hair.