Men with lower body itching, may be related to not pay attention to hygiene, scrotal eczema, pubic lice disease and other factors, the patient can be relieved through general treatment, medication and other ways to alleviate the condition. 1. Do not pay attention to hygiene: if the patient does not change or wash underwear for a long time, usually do not pay attention to the perineum area clean, may cause lower body itching, the patient should pay attention to personal hygiene, often change and wash underwear, to keep the lower body localized clean and dry, and try to avoid scratching the affected area with the hand. 2. Scrotal eczema: for patients with scrotal eczema caused by itchy lower body, can be used externally glucocorticoid drugs, such as hydrocortisone cream, etc.; immunosuppressant, such as tacrolimus ointment, etc. for treatment, patients with skin lesions can be used to apply wet compresses with isacridine solution. All the above drugs need to pay attention to the side effects and adverse reactions of drugs, please use the above drugs under the guidance of a doctor. 3. Pubic lice disease: For patients with pubic lice disease causing itching in the lower body, sulfur ointment can be used for local application. Need to pay attention to the side effects and adverse reactions of drugs, please use the above drugs under the guidance of a doctor. There are many reasons why men have itchy lower body, different causes of treatment programs are not the same, you need to timely medical treatment.