The best treatment for all allergic reactions, of course, is prevention. Heed the child's body's warning by keeping him or her away from substances that he or she is allergic to and you will keep hives at bay. Seek emergency medical care Has hives all over his or her body accompanied by difficulty swallowing and shortness of breath or wheezing. Seek emergency medical care. Has a severe case of hives that does not respond to home treatment.
Chances are, it's some substance in the food that's causing the reaction.
Consult your child's doctor. If your child is severely allergic to bee stings, talk to your doctor about a bee sting kit and desensitization shots to head off severe and potentially life-threatening reactions that usually begin with hives and shortness of breath. Aspirin should not be given to children with hives. Cold compresses can help relieve itching. Keep your child away from the substances that have caused an allergic reaction in the past.