Generally senna and hawthorn can be brewed together, but brewing may lead to insufficient release of their active ingredients, resulting in a decrease in the efficacy of the drug. It is recommended that the decoction be used under the guidance of a doctor. 1. Senna has the effect of diarrhea and laxative (using drugs with diarrhea to pass stools). The main treatment of heat constipation, ascites swelling. It is not recommended for pregnant women or those who are physically weak. 2. Hawthorn, with the efficacy of eliminating food stagnation (digesting stagnant food), promoting circulation of Qi and dispersing blood stasis. It is used for treating food stagnation, dysentery and abdominal pain, hernia pain, chest and abdominal pain, dysmenorrhea. Caution should be exercised if the spleen and stomach are weak without stagnation. The use of these two medicines should be guided by a Chinese medicine practitioner.