you may need to see our primary care medical provider or an allergist for further testing. while you may not know of any obvious environmental exposures there can be numerous hidden ones. clearly something is triggering your extensive hives so it would be in your best interest to try and track down the culprit(s). unfortunately this is not something that can be done blindly over the internet.
how do i treat hives that are increasing in severity & not responding to otc or prescription medications? . i have a severe case of hives lasting over 10 days that has only to spread and worsen despite treatments of benadryl xyzal otc skin treatments & allergy medications & stomach medications such as tagament and prevacid. i have no new environmental or other factors that would have triggered my hives.