context: An allergic reaction (in English anaphylaxis, from the Greek words ἀνά, has, against, and φύλαξις, phylaxis, protection) is a severe allergic reaction (in English allergy) that starts suddenly and can cause death. [1] Severe allergic reactions usually have several symptoms, including itching rash, sore throat and low blood pressure. The most common cause is insect bites, ingested food and medicine.
question: What are the main symptoms of an allergic reaction?
answers.text: itching rash