Cumin can be decocted for relief of menstrual cramps, stomach ache, abdominal pain and back pain. However, specific medication should be taken under the guidance of a doctor. Cumin, also known as fennel seed, earth fennel, wild fennel, etc.. It is pungent in flavor and warm in nature. It belongs to the liver, kidney, spleen and stomach meridians. It has the effect of dispersing cold and relieving pain (relieving pain by removing cold from the body), regulating qi and harmonizing the stomach. Clinically, it is often used in treating cold hernia and abdominal pain (acute abdominal pain caused by cold internal organs and external wind-cold), testicular drop, dysmenorrhea, cold pain in the abdomen, distension of the epigastric region, and vomiting and diarrhea with little food. In addition, salt cumin has the effect of warming the kidneys, dispersing cold and relieving pain. It is used for abdominal pain of cold hernia, testicular deviation, abdominal pain of menstrual cold, and so on. Caution should be exercised in cases of yin deficiency and fire exuberance (deficiency of yin essence in the body, resulting in hyperactive fire). Consult a traditional Chinese medicine practitioner before use, and individuals should not take the medicine on their own to avoid adverse consequences.