The duration of umami pills for gastrointestinal disorders is not clear, ranging from about 7 to 30 days. The exact time varies from person to person. Wu Mei Pill belongs to the Chinese patent medicine preparation, has the effect of easing the liver and regulating the middle, clearing the upper and warming the lower. It can be used for the treatment of ascariasis, prolonged dysentery, syncopal headache (headache caused by disease evils invading the syncopal meridian), abdominal pain and dysentery, headache at the top of the head, which occurs and stops at any time, restlessness and vomiting, and coldness of the hands and feet. The specific onset of action ranges from 7 to 30 days, and is related to factors such as individual status and the severity of the condition. The main ingredients of Umei Pill include Umei flesh, pepper, fine pungent, yellow dock, yellow cypress, dried ginger, Radix et Rhizoma Polygoni Multiflori (Prepared), Cinnamon stick, Radix et Rhizoma Ginseng, Radix Angelicae Sinensis, and other traditional Chinese medicines. Adverse reactions are currently unknown. It should be noted that people who are allergic to any components of the drug and pregnant women are prohibited from taking it. Before taking it, it should be diagnosed by a professional doctor.