text: Drug allergies are classified using two main sets of criteria. One is set forth by the World Allergy Association, and classifies the reaction as to whether it occurs within one hour of treatment, or after one hour. The other set of criteria are based on the type of immunologic reaction that occurred and the mediators involved.
option_0: Drug allergy classification
option_1: Allergy classification
option_2: Anaphylaxis classification
option_3: Cough classification
option_4: Anaphylaxis cost-effectiveness of therapy
option_5: Drug allergy epidemiology and demographics
option_6: Influenza classification
option_7: Pneumoconiosis classification