Pleural effusion belongs to the category of “hanging drinks” in traditional Chinese medicine. Salivary Control Dan cannot cure pleural effusion, but it can assist in relieving chest and back discomfort caused by pleural effusion. Control Salivary Dan from the “three causes of extreme a disease prescription theory”, by Gan Sui, white mustard seed, purple halberd composition, with the efficacy of expelling phlegm drink, can be used to treat phlegm and saliva in the chest and diaphragm up and down, suddenly neck, chest and back, waist and crotch, hands and feet pain intolerable, or mental lethargy and sleepy, or headache can not be lifted, or diet tasteless, salivary saliva (drooling) spit, night phlegm throat, phlegm and saliva thick and viscous, leg cold paralysis, hands and feet, and other heavy. Pleural effusion belongs to the category of “hanging drink” in Chinese medicine. Hanging drink is a drink that stops in the chest and ribs, obstructing the qi and oppressing the lungs, manifesting as fullness between the ribs, coughing and spitting to induce pain, and tightness in the chest and shortness of breath, etc. It is possible to use medication under the guidance of a traditional Chinese medicine practitioner to treat it. If you have pleural effusion, please go to the hospital as soon as possible for medical consultation.