Ginger and brown sugar water is effective in relieving menstrual cramps, and the exact effect varies from person to person. Ginger is a traditional Chinese medicine that can relieve cold (remove the cold from the muscle surface), warm and stop vomiting (treat vomiting caused by stomach cold by warming the spleen and stomach), dissolve phlegm and stop coughing, and detoxify fish and crab poison. It is used for wind-cold cold, cold stomach and vomiting, cold phlegm and cough, fish and crab poisoning. Brown sugar is a food and does not have a therapeutic effect. When women are menstruating, they may have abdominal pain, lumbosacral pain, with diarrhea, vomiting and other symptoms. If the dysmenorrhea patient belongs to the cold condensation cell uterus evidence, etc., taking ginger water can warm the middle and disperse the cold (to warm the spleen and stomach medicines to dispel the cold), relieve pain and vomiting, and play a certain role in alleviating the symptoms of dysmenorrhea. And ginger and brown sugar water is generally higher temperature, after drinking to a certain extent to improve the discomfort of cold pain in the uterus. However, Chinese medicine mainly works through decoction, so drinking water may affect the efficacy because of the limited release of active ingredients. The adverse effects and contraindications of ginger are not known. Therefore, if medication is needed to relieve symptoms, it is recommended that it be administered under the supervision of a physician.