Circumcision causes swelling after sex, consider taking medication, surgical treatment, etc., please follow the doctor’s instructions. As the foreskin is not cleaned in time, it will irritate the foreskin and glans and produce inflammation, causing glans phimosis, and sexual intercourse can aggravate the symptoms, which can be seen in the inner plate of the foreskin and the head of the penis with congestion and swelling. At this time, active treatment is needed, such as drugs, surgery, etc., as follows. 1. Drug treatment: aerobic bacteria infection can be used externally erythromycin ointment; anaerobic bacteria infection can be oral metronidazole and other anti-anaerobic drugs. Candida albicans and other fungal infections can be caused by topical clotrimazole cream, etc. If the symptoms are serious, you can also take oral fluconazole, itraconazole and so on. 2. Surgery: For patients with recurrent episodes of phimosis due to long foreskin, circumcision is recommended after the inflammation subsides. In addition, if it is the narrow opening of the foreskin caused by the incarceration of the foreskin caused by edema, the need for timely manipulation of reset, to be recovered after the edema circumcision. It is recommended that the patient consult a doctor in time, follow the doctor’s instructions standardized treatment, while keeping the foreskin clean and dry.