Steps of medication: Step 1: Furnaceolide lotion or Chinese herbal medicine: apply the original solution externally to the affected area 3 times a day. Step 2: After the rash has dried and peeled, apply the herbal ointment to the affected area twice a day for 2-3 days. Home countermeasures: 1. Do not touch cats, dogs, birds, guinea pigs and other pets. 2. Don’t sit, lie down or play in farmland, lawn and other places, and don’t place flowers and plants indoors. 3. Diligently dry the bedding and bed sheets, spray insecticide around the bed seams and beds if necessary (not directly on people or pets, pay attention to ventilation). 4. Eat less or forbid eating fish and shrimp during the period of illness. How to get rid of mites and prevent allergies 1, every one to two weeks to 55 degrees Celsius hot water to clean the bedding. 2. Try to simplify the layout of the bedroom to facilitate dust removal, it is best not to use carpets and other items that can easily accumulate dust. 3. Try not to use padded furniture (such as fabric sofas), stuffed toys must be washed frequently. 4, away from pets and flowers at home, often keep the room well ventilated to reduce air humidity. 5. It is best not to use fabric curtains, need to wash often. 6. Put the clothes in the closet and close the door, do not hang in the room for a long time and accumulate dust. 7. When cleaning, be sure to use wet rags or special mite rags, never raise dust, reduce the chance of dust flying in the air and being inhaled by the human body.