Children bitten by ants, localized redness, swelling and itching symptoms, belonging to the performance of insect bite dermatitis, can be relieved by topical drugs, oral medication, home care. 1. Topical medication: After being bitten by ants, the ants will release trace toxins, thus inducing allergic and other perverse reactions in children, through the topical use of glycerine lotion, hydrocortisone (hormonal drugs for short-term use, facial caution) and other drugs, so as to achieve anti-inflammatory and anti-itching purposes. 2. Oral medication: itching is obvious can be orally suitable for children’s antihistamines (such as fexofenadine hydrochloride, cetirizine hydrochloride, are suitable for children over 6 years old), to alleviate the symptoms of localized redness, swelling and itching. 3. Family care: children should do a good job of protection whether at home or outside, to avoid being mosquitoes or ants bites, keep the skin clean and dry, and change clothes diligently. If the symptoms are not relieved after lifestyle modification, you should consult a doctor in a timely manner to clarify the cause of the disease and carry out treatment under the guidance of the doctor, do not blindly use drugs to avoid adverse effects.