Private parts usually refer to the genital area. Boys with red bumps in the genital area consider and folliculitis, eczema, genital warts, etc., can be treated by local medication, oral medication, physical methods and so on. 1. Folliculitis: If the patient usually do not pay attention to local hygiene, it will lead to local bacterial growth, causing folliculitis, resulting in local red bumps symptoms. Patients can follow the doctor’s instructions to use mupirocin ointment, fusidic acid cream and other drugs on the local application, can achieve anti-inflammatory, de-puffing effect. 2. Eczema: If the patient’s genital area is exposed to allergens, it may lead to localized eczema and the symptoms of red bumps on the genital area. Patients can take antihistamines as prescribed by the doctor, such as loratadine, cetirizine and other related drugs. 3. genital warts: if the patient’s genital area in the trauma or skin breakage, contact with the human papilloma virus, it is likely to cause genital warts, the patient can go to the regular hospital for laser treatment, mainly the use of laser on the local irradiation, which will destroy the common warts in the protein structure, prompting genital warts to fall off.