Mycoplasma infection can cause cough, because mycoplasma infection can lead to airway irritation, coughing up a small amount of mucous sputum or no sputum, the patient will have a severe cough accompanied by fatigue, sore throat, as well as other related symptoms, such as headache, fever, loss of appetite, diarrhea, muscle pain and even earache, and a series of related manifestations. Mycoplasma infection can be a symptom of pneumonia and should be treated with antibiotics, such as azithromycin and erythromycin, under the guidance of a doctor, with nebulized inhalation and phlegmolytic drugs, such as ambroxol and bromhexine are good choices.