| Proteins 
 Plant pollens
 
            Rye grass Ragweed Timothy grass Birch trees  
 Drugs
 
            Penicillin Sulfonamides Local anesthetics Salicylates  | Foods 
            Nuts Seafood Eggs Peas, beans  
 Insect products
 
            Bee venom Wasp venom Ant venom Cockroach calyx  
 Mold spores
 
 Animal hair and dander
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