Pediatric cephalosporin allergy rash, mild cases can use antihistamines, drink more water and other relief; serious cases need to be immediately sent to the hospital for treatment. Pediatric cephalosporin allergy rash, first of all need to stop using the drug immediately, if the symptoms are mild, just a simple rash, you can give the parts of the rash using antihistamines, such as loratadine, cetirizine hydrochloride, etc., to the children to drink a lot of water, to accelerate the metabolism of the drug in the body. If, in addition to the red rash, there is fever, dyspnea, nausea, vomiting, diarrhea and other symptoms, the need for rehydration, ventilator-assisted respiration, etc., it is recommended to immediately send to the hospital for treatment. If the child is allergic to cephalosporin drugs, should promptly consult the doctor, usually avoid re-exposure to allergy-causing drugs.