Here cypress seeds should refer to cypress fruit, cypress fruit is not toxic, but has the effect of stopping bleeding, so it is not recommended to take cypress fruit soaked in water during menstruation. Cypress fruit into the heart meridian, lung meridian, taste sweet, bitter, nature flat, with tranquility, dispel wind, and in the middle, stop bleeding effect. Cypress fruit is used in the treatment of insomnia, colds and fever, irritability, stomach pain and vomiting, labor injuries and vomiting blood and other diseases. The adverse effects of Cypress Fruit are not known. People who have allergic history to cypress fruit are not allowed to drink cypress fruit in water. However, cypress fruit has the effect of stopping bleeding, so it is not recommended to be taken by menstruating patients. The preparation and use of Chinese medicine is recommended to be carried out under the guidance of physician’s diagnosis, and should not be used on its own to prevent adverse effects.