Pleural effusion is also known as pleural effusion, the specific treatment plan is mainly related to the cause of the disease, common causes include inflammation, tuberculosis, tumor and trauma, etc. The specific treatment plan includes anti-infection treatment, anti-tuberculosis treatment, surgical resection and drainage of pleural effusion. 1. Inflammation: pleural effusion caused by inflammation needs to be controlled by anti-inflammatory drugs, which are used regularly in combination with the type of inflammation, commonly used drugs include cefixime and moxifloxacin. 2. Tuberculosis: Tuberculosis is also easy to cause pleural effusion, and anti-tuberculosis drugs can be used to control the condition, commonly used drugs include isoniazid, rifampicin, pyrazinamide, ethambutol and so on. 3. Tumor: Lung cancer can also cause pleural effusion, which requires radical resection of the tumor through surgery. Some patients cannot undergo surgical treatment, but can be treated with radiotherapy, immunotherapy, targeted therapy and other treatments. 4. Trauma: after trauma, it is easy to cause a large amount of fluid in the pleural cavity, accordingly, clinical treatment mainly adopts the way of drainage of pleural effusion. The amount of pleural effusion has been increasing, causing obvious breathlessness, dyspnea, found that pleural effusion needs timely medical observation, diagnosis of the cause of the cause of the standardized treatment under the guidance of the clinician, do not blindly use their own medication, to avoid delaying the condition.