Pus growths next to male breasts may be folliculitis, boils, sebaceous cysts, etc. Different treatments can be taken according to different causes, including topical ointment and oral medication. 1. Folliculitis: an inflammation caused by bacteria and other pathogens infecting the hair follicles, which can lead to pustules next to the gynecomastia, accompanied by itching and other symptoms. It is recommended to use topical mupirocin ointment, fusidic acid cream, compound polymyxin B ointment for treatment; oral antibiotics for bacterial infections, such as cefadroxil delayed-release tablets, cefuroxime tablets, doxycycline hydrochloride tablets and other medications for treatment. 2. Boil: It is caused by Staphylococcus aureus infection, which will lead to pus next to the male breasts, one or more red hemispherical nodules, accompanied by pain symptoms. There will be a pus head in the center of the nodule. It is recommended to squeeze out the pus, after which the pain will be relieved. After the pus is drained, the affected skin can be sterilized with povidone-iodine solution, and then erythromycin ointment and ichthyol ointment can be applied to the affected area. 3. Sebaceous cyst: It is caused by the blockage of the sebaceous gland ducts, and the internal secretions cannot be discharged in time. Sebaceous cysts can be single or multiple. Sebaceous cysts can become infected and become red, swollen or even pus-filled. It is recommended to take oral cefdinir capsules, minocycline hydrochloride capsules, cefpodoxime dispersible tablets for anti-infection treatment, if abscess formation, need to incise and drain. There may be other reasons for the pus next to the male breast, you should consult a doctor in time to find out the reason, and then give targeted treatment or treatment, do not blindly use drugs, in order to avoid delaying the condition. The above drugs should be used under the guidance of a doctor.