I currently take flonase, benadryl, sudafed PE, &zyrtec, yet my allergies are not controlled. Avoid food sensitivities/worse after URI. Y nt controlled?

Allergy triggers. You might be a candidate for allergy desensitization shots. Are you able to avoid allergens? Make your bedroom as allergen free as possible. Here is an article from the American College of Allergy Asthma and Immunology: http://acaai.org/allergies/allergy-treatment/environmental-trigger-avoidance.