Dry mouth caused by the decline of estrogen can be regulated by improving one’s bad habits, rationalizing one’s diet, and taking appropriate medications under the guidance of a professional doctor. 1. Improve their own bad habits: When dry mouth occurs due to the decline of estrogen. You can do this by planning your work and rest schedules, hydrating yourself properly, and reducing smoking and drinking. 2. Reasonable diet: If your ovarian function decreases, estrogen decreases, inducing dry mouth, and no serious discomfort occurs. Under the guidance of professional doctors, you can reasonably match your daily diet with light fresh vegetables and fruits, such as apples, celery, carrots, etc. Meanwhile, you should pay attention to reduce the intake of pungent and spicy foods. At the same time, attention should be paid to reduce the intake of spicy, greasy food, such as fried chicken, hamburgers, chili peppers, etc. to regulate. 3. Take the appropriate medication: If the dry mouth caused by the decline of estrogen is more serious, you can also take Nelstromin tablets under the guidance of a professional physician for treatment. Nelestrol tablets is a kind of estrogen drugs, once the patient appears due to estrogen deficiency caused by discomfort, Nelestrol tablets can be used for estrogen replacement therapy. The drug can effectively relieve various clinical symptoms caused by estrogen deficiency by supplementing the lack of estrogen secretion. It is recommended that patients go to regular hospitals for a comprehensive examination to understand their own physical condition before undergoing scientific treatment.