Euthyrox is the trade name, generic name hydrocortisone butyrate ointment, glans foreskin has a red spot, rub acid hydrocortisone ointment on the good, once the drug is stopped on the offender, it is possible that the glans eczema, dermatitis and other diseases caused. Hydrocortisone butyrate ointment belongs to the glucocorticoid drug, clinically used for allergic dermatitis, eczema, neurodermatitis, seborrheic dermatitis, and pruritus. The glans has a piece of red spot after using the drug is good, after stopping the drug on the offense, indicating that the disease treatment is effective, but not eradicated, easy to recur after stopping the drug, the more common disease is a variety of dermatitis, eczema and other diseases. Disease recurrence, it is recommended to go to the regular hospital in time for examination, follow the doctor’s instructions in accordance with the course of medication, if necessary, combined with other drugs, do not arbitrarily stop or self-medication.