Itchy skin in the genital area can be caused by eczema, dry skin, and trichomoniasis. Symptoms can be treated with medication and physical modalities and relieved by improving your life. 1. Eczema: It is an inflammation of the superficial dermis and epidermis caused by a variety of internal and external factors. Common causes include abnormal immune function and skin barrier dysfunction, etc. Itchy skin can occur due to the stimulation of inflammation. Patients can use topical glycerin lotion, salicylic acid ointment, halometasone cream, etc., or oral loratadine, cetirizine and other drugs for treatment. 2. Dry skin: it may be due to the skin around the genitals loosening with age, and the secretion of sweat and sebum decreasing gradually, resulting in itching. Patients can use external vitamin E milk and other drugs for treatment. Some body lotion can be applied in daily life to relieve the symptoms. 3. Trichomonas vaginitis: a common vaginal inflammation caused by Trichomonas vaginalis infection, due to the stimulation of inflammation can appear itchy skin phenomenon. Patients can take oral metronidazole, tinidazole and other drugs, but also external vaginal metronidazole vaginal effervescent tablets, tinidazole suppositories and other drugs for treatment. In addition, it is recommended that patients with itchy skin in the genital area go to the hospital in a timely manner, follow the doctor’s instructions for treatment, do not self-medication, to avoid delaying the condition.