Is irregular menstruation caused by kidney yin deficiency?

Patient's question:

Four days a month. Stomach pain, hot flashes, local hospital

Doctor's answer:

Stomach pain and hot flashes could be caused by kidney yin deficiency. It is recommended to take Zhibai Dihuang Pills and Vitamin C and E tablets orally, drink more water, and maintain a light diet.
Irregular menstruation not only affects women's physical health but can also lead to gynecological diseases. Therefore, it is best to visit the gynecology department of a hospital for a check-up. After identifying the cause, symptomatic treatment should be administered. Pay attention to dietary regulation, consuming light and easily digestible foods, and avoid spicy, stimulating, and cold foods.