Erythema on the hairline is considered to be caused by psoriasis, seborrheic dermatitis of the scalp, ringworm of the head and so on, and you can choose medication and physical therapy according to different diseases.
1. Psoriasis: psoriasis is caused by a combination of genetic and environmental factors, the more common is the common type of psoriasis, there will be the symptoms of erythema, you can apply commonly used topical drugs such as retinoic acid drugs, vitamin D3 derivatives (capotriol or tacalcitol). Long-wave ultraviolet phototherapy or medium-wave ultraviolet phototherapy can also be used to enhance the therapeutic effect.
2. Seborrheic dermatitis of scalp: Malassezia infection or bad dietary habits can cause chronic inflammation of the scalp area, you can use ketoconazole lotion, selenium sulfide lotion to wash your hair, and if the itching is heavy, you can apply tacrolimus ointment, pimecrolimus cream.
3. Tinea capitis: Tinea capitis is a fungal infection that occurs in the scalp area, common in children, and confirmed patient contact or contact with diseased animals, mainly oral medications, such as ashwagandha, itraconazole, fluconazole and so on.
Erythema on the hairline, may also be other causes, should be timely consultation, clear causes after standardized treatment, the above drugs should be used in accordance with medical advice.