Pituitary prolactin increase may be caused by physiological reasons or pathological reasons. Physiological reasons are mostly caused by irregular life and bad emotion; pathological reasons are caused by pituitary tumors and ectopic tumors. 1. Physiological reasons: if the body is too tired recently, irregular life, bad emotion, after eating, after sleeping for a period of time, may cause fluctuation of prolactin secretion, in addition, women in pregnancy or lactation will also have the phenomenon of increased pituitary prolactin. 2. Pathological reasons: such as pituitary prolactinoma, craniopharyngioma, chronic liver and kidney diseases, bronchial cancer, kidney cancer, hypothyroidism, ectopic tumors and other reasons, there may also be pituitary prolactin increase, but the specific cause of which pathology, but also go to the local hospital in a timely manner to improve the relevant examination, to look for the cause of the disease, and under the guidance of the doctor targeted treatment. If you find that the pituitary prolactin is elevated, you should go to the hospital in time to get a clear diagnosis and treatment under the doctor’s guidance, and you should not take medication blindly on your own to avoid delaying your condition.