Grass crawler bite belongs to insect bites, the symptoms caused by most considerations and insect bite dermatitis related, it is recommended that patients take general treatment, medication and other ways to deal with. 1. General treatment: for patients with insect bite dermatitis, you can use soap and water to wash the affected area. Try not to scratch the affected area to avoid secondary infection. If the itching is unbearable, you can use ice packs to apply external compresses. 2. Medication: It is recommended that patients suffering from insect bite dermatitis use peppermint glycerite lotion, or dexamethasone, hydrocortisone and other glucocorticosteroid drugs, which have the effect of astringency, itching and anti-inflammatory. If the itching is unbearable, oral antihistamines such as loratadine and chlorpheniramine are recommended to relieve itching. There is no unique way to deal with insect bite dermatitis, and patients are advised to go to regular hospitals and cooperate with doctors for standardized treatment.