Scrotal penis itching at night may be caused by bacterial or fungal infection, allergy, scabies and other factors.
1. Bacterial or fungal infections: In the daily not pay attention to the hygiene of the lower body, and the lower body sweating more, so that the scrotum penis parts of the presence of bacterial or fungal infections, by the inflammatory stimulation, will lead to itching at night, accompanied by redness, tingling, peeling skin and other symptoms.
2. Allergy: for example, men wear underwear of poor quality, resulting in scrotum and penis local allergic reaction, will make the scrotum penis itching at night, and itching is more intense, accompanied by redness, scratching is easy to secondary bacterial infection.
3. Scabies: may be caused by scabies mite infection, infestation of the scrotum and penis skin, can lead to localized itching of the scrotum and penis, in the evening, itching symptoms may be more serious, scratching can not be relieved.
Scrotal penis itching at night may also be caused by other factors, it is recommended that patients go to the regular hospital in time to seek medical treatment, and strive for early recovery.