The penis pimples, caused by a number of reasons, usually and folliculitis, glans circumcision, penile herpes, pearl-like papules, sebaceous cysts, sebaceous adenoma, condyloma acuminata, infectious molluscum contagiosum, syphilis, etc. 1, folliculitis: mainly seen in immune deficiency, hair pulling, friction, scratching caused by skin breakdown so that the pathogenic bacteria invade the hair follicle. If the patient suffers from folliculitis, can show the symptoms of penis pimples, when it occurs in the scrotal area, manifested as red papules, can be accompanied by itching, surrounding skin redness and swelling, often with hard pockets. Gradually local congestion and hardening, redness and swelling, pain, and small yellowish-white pus plugs may appear at the central tip of the nodule. You can choose appropriate antibiotics according to the condition, such as cephalosporin, erythromycin, lincomycin, etc. Pay attention to personal hygiene; 2. Glans circumcision: is an inflammatory disease of the penis head, foreskin and coronal groove, a collective term for glansitis and prepuce. Due to the foreskin is too long, easy to hide dirt, as well as the perineum damp, cleaning is not in place, etc. caused. The manifestation is redness, swelling, heat and pain, local breakage, purulent discharge stimulation, and possibly pimples on the penis. Should pay attention to personal hygiene, regular cleaning of the private parts, to keep the local clean, dry, for the circumcision should be early surgery; 3, penile herpes: for infection with herpes simplex virus caused by a sexually transmitted disease, manifested as the glans, foreskin, coronal groove and dorsal skin of the penis blisters, ulcers will form after breaking. It is usually treated with antiviral drugs, such as acyclovir and adenosine, etc. It is also necessary to avoid unclean sex, and sex is forbidden for those with active genital herpes. Keep the lesion clean and dry to prevent infection and breakage, avoid spicy and stimulating foods, and prohibit smoking and alcohol; 4. Pearl-like papules: the cause is unknown and may be a physiological developmental variation, presenting bunches of small dome-like papules distributed around the coronal sulcus of the penis. It is a white, skin-colored or light red papule, usually without conscious symptoms, and does not require treatment; 5, sebaceous cyst: a cystic mass formed by the retention of the contents of the sebaceous ducts after they are blocked. The cyst wall can be completely removed under local anesthesia, and the residual cyst wall is prone to recurrence. Antibiotics and local physiotherapy should be applied in case of infection. Sebaceous adenoma: It is a local blockage caused by the obstruction of sebaceous gland excretion, and the connective tissue wraps around the fat to form sebaceous adenoma. The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. The main route of infection is through direct sexual contact, i.e. skin and mucous membrane abrasion during sexual intercourse, the spirochete from the abrasion site invasion. It can also be transmitted to the fetus through the blood of the placenta, causing fetal infection. Penicillin is preferred for treatment, and tetracycline and azithromycin are available for those who are allergic to penicillin.