Does erysipelas (skin desease) have a cure?

Yes: Typically, a physician will prescribe antibiotics for that condition, as it is an inflammation of the fat, usually due to infection. You need a proper medical evaluation.

Yes: Erysipelas is an infection of the superficial skin and subcutaneous lymphatics. It is almost always caused by beta hemolytic strains of streptococcus. It is treated with oral or parenteral antibiotics (depending on severity) usually of the penicillin class.