Penile edema, how to deal with it when the foreskin is connected to the glans below

Patient's question:

When the foreskin swells and becomes hard, it is very uncomfortable. It's necessary to take off the pants to feel a bit better, and the foreskin cannot be pulled down.

Doctor's answer:

For your condition, you can take Penicillin V potassium tablets orally, erythromycin, tetracycline, and soak with a 1/5000 potassium permanganate solution. Then apply erythromycin ointment. It is recommended to use potassium permanganate solution for cleaning regularly.