The symptoms of hyperprolactinemia are as follows: 1. The more common is menstrual changes, mainly manifested as menstrual disorders, prolonged menstrual cycles, or even amenorrhea. When prolactin is more than 50μg/L, the patient is usually amenorrheic and has symptoms of anovulation, so the patient cannot get pregnant. When prolactin is >100μg/L, it is a severe disease and may even cause loss of libido and atrophy of the reproductive organs, similar to menopause; 2.