 [ Symptoms ] how will i know if my boss gets rid of company insurance because of the affordable care act [ Disease ] typically hives are not caused by teething unfortunately there are hundreds of possible culprits high on the list would be foods any medications soaps shampoos bubble bath products perfumed skin lotions laundry detergents and dryer softener sheets finding the one or more causes is going to take some detective work on your end often by eliminating possible causes there are no specific allergy test that will find it since there are so many possibilities i do not know the age of your daughter so check with her medical provider first about using benadryl elixir   an antihistamine that help her until you find the cause