Four elimination pills are effective in eliminating water and phlegm, etc. They should be used under medical supervision. Four Elimination Pills is composed of Rhubarb (fried in wine), Pig’s Tooth Soap (fried), Fragrant Herb (fried in vinegar), Petunia, Petunia Seed (fried), Wu Ling Ling Ling (fried in vinegar) and Betel Nut. It has the effects of eliminating phlegm, water, gas, food, and inducing stagnation and laxative. It is used for all kinds of phlegm, water, gas, food, stagnation, abdominal distension and pain, chest and epigastric fullness, constipation. Four elimination pill is contraindicated for those who have external infection, pregnant women, debilitated, spleen deficiencies and defecation. The adverse effects of the drug have not been clarified. The use of four elimination pills to treat the disease, need to be guided by a doctor under the guidance of the evidence to avoid aggravating the condition.