Meaning | hypersensitivity reaction to the ingestion or injection of a substance (a protein or drug) resulting from prior contact with a substance. |
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Category | drug | A substance that is used as a medicine or narcotic |
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Narrower | anaphylactic shock | A severe and rapid and sometimes fatal hypersensitivity reaction to a substance (especially a vaccine or penicillin or shellfish or insect venom) to which the organism has become sensitized by previous exposure |
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Broader | hypersensitivity reaction | An inappropriate and excessive reaction to an allergen (as pollen or dust or animal hair or certain foods) |
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Spanish | anafilaxia, anafilaxis |
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Catalan | anafilaxi |
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Adjectives | anaphylactic | related to the hypersensitivity known as anaphylaxis |
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