Allergic reactions range from nasal congestion, itchy eyes, or local skin irritation to severe ________ shock, a hypersensitivity reaction in which an antigen causes an immediate reaction that can include itching, rash, swelling, shock, and respiratory distress.

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The Answer of Allergic reactions range from nasal congestion, itchy eyes, or local skin irritation to severe ________ shock, a hypersensitivity reaction in which an antigen causes an immediate reaction that can include itching, rash, swelling, shock, and respiratory distress.

Allergic Reactions Range from Nasal Congestion, Itchy Eyes, or Local