Allergen testing, which costs more than$500, includes about 20 items, including dust mites, cat skin dander, cockroaches, and mangoes. If you do the 9 tests for ingestion and inhalation allergens, the price is about 400 yuan. Due to the unbalanced economic development of each region and the different levels of hospitals, the fees are not very uniform. You can consult with the hospital’s fee department or dermatology department for more accuracy. If you are usually hypersensitive, by looking for allergens, you can find the specific allergic substance or type, and it is very important to avoid contact with allergens. The allergy symptoms can be completely disappeared by giving the appropriate anti-allergy treatment measures under the guidance of the doctor.