The causes of erythema on glans mainly include allergy, drug rash, prepuce glansitis, syphilis and so on.
1. Allergy: the glans area in contact with certain substances such as chemical fiber underwear or eating certain foods, drugs to acute allergies, local erythema can appear itching symptoms. Allergens should be tested, if necessary, oral antihistamine drugs such as loratadine to relieve symptoms.
2. Drug rash: some men may experience this symptom after taking sulfonamides or painkillers, which is caused by the side effects of the drugs, and once the symptoms are found, the drugs should be stopped in time and other drugs should be used instead.
3. Gluteitis: caused by pathogenic bacteria such as trichomonas or fungal infection, can cause local skin erythema and even oozing, should go to the hospital in time and do the relevant examination, such as taking the exudate to do bacterial culture plus drug sensitivity test, and then according to the results of the examination to decide the choice of treatment program.
4. Syphilis: a group of diseases caused by syphilis spirochete infection, can appear in the genital area of the skin lesions such as erythema on the glans, should be given a full course of penicillin drug treatment.
Erythema on the glans may have other reasons, should be timely to the hospital and do the relevant examination to clarify the cause of the disease, to guide the treatment, do not take the liberty to deal with, so as not to delay the condition.