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Allergic reaction
/ɐlˈɜːdʒɪk ɹɪˈakʃən/
/ɐlˈɜːdʒɪk ɹɪˈækʃən/Allergic reaction
01
a reaction caused by inhaling, touching, or ingesting specific substances that one's body is severely sensitive to
Example
An allergic reaction can occur when the immune system overreacts to a substance like pollen or peanuts.
Common symptoms of an allergic reaction include hives, swelling, and difficulty breathing.
He experienced a severe allergic reaction after eating shellfish, requiring immediate medical attention.
She always carries an EpiPen in case of an allergic reaction to insect stings.
The patient had an allergic reaction to the new medication.
