Allergic conjunctivitis can be persistent.Logical formLearned from2 sentences. (Road dust) may trigger allergic reactions.Logical formLearned from2 sentences. A phytodermatitis can be allergic.Logical formLearned from2 sentences. Allergic reaction can be to contrast.Logical formLearned from2 sentences. Allergic reactions can be to gelatin.Logical formLearned from2 sentences. Allergic reactions to local anesthetics can be rare.Logical formLearned from2 sentences. A patient can be allergic to a material.Logical formLearned from2 sentences. Histamine can be in allergic reactions.Logical formLearned from2 sentences. Allergic reactions can be to a number of foods.Logical formLearned from2 sentences. Allergic reactions can be to fragrances.Logical formLearned from2 sentences. Patients may develop an allergic reaction.Logical formLearned from2 sentences. A patient can be allergic to (sulfa drugs).Logical formLearned from2 sentences. Allergic reactions can be to contrast.Logical formLearned from2 sentences. A (reactiondrug category) can be allergic.Logical formLearned from2 sentences. A patient can be allergic to cephalosporins.Logical formLearned from2 sentences.