Allergies are steadily increasing in industrial society and represent a major therapeutic challenge as they lead to a significant reduction in the quality of life. Because of the widespread use of antiallergic drugs in the pharmacy are freely available. Persistent cold, cough and asthma as well as hives and food intolerances should always be medically examined for possible allergic causes. Not every symptom is really allergic and some complaints are. Early therapy has been shown to prevent an increasing exacerbation of the disease. Complementary allergy treatment can help if conventional therapy is not effective or to reduce the need for medication.