Patients with pneumonia can drink fishy herb boiled water. Fishy herb has the effect of clearing heat and detoxifying and resolving phlegm, which is especially suitable for patients with pneumonia and phlegm. Moreover, fishy grass has the effect of clearing heat and detoxifying, which is also suitable for patients who have difficulty coughing up yellow phlegm. Patients with pneumonia can not only drink water boiled with fishy herb, but also drink water made of Luo Han Guo, which is also useful for clearing heat and resolving phlegm. However, it is important to note that the amount of fishy grass should not be too much, otherwise it may cause diarrhea and other adverse symptoms. Patients with pneumonia need to drink more warm water, and can properly gargle with light salt water to promote the dilution and discharge of phlegm.