You can take Chinese herbal medicines such as Wuji Baifeng Pill and Aihu Nuan Gong Pill for irregular menstruation, but since irregular menstruation is caused by various reasons, you should choose Chinese herbal medicines according to the cause of the disease. If the irregular menstruation is caused by weakness of qi and blood, the volume of menstruation will be low, the color of menstrual blood is light, and the duration of menstruation is short, you can take Yi Mu Cao capsule or Wu Ji Bai Feng Wan; if the volume of menstruation is too much, you can take Ba Zhen granules. If the menstrual flow is irregular, you can take menstrual regulating Yi Ling tablets. If the menstrual blood is dark in color with blood clots and abdominal pain, you can use herbs to activate blood circulation and remove blood stasis. During the period of taking Chinese medicine, you need to pay attention to avoid eating cold, spicy and other foods. For long term menstrual disorders, you need to go to the hospital to have a blood test to find out the cause of menstrual disorders by checking the sex hormone six.