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Healthy Child Programme: final report

3.4.7. Allergies and Adverse Reactions**

Allergies and adverse reactions
Causative agentThe agent such as food, drug or substances that has caused or may cause an allergy, intolerance or adverse reaction in this patient.
Description of reactionA description of the manifestation of the allergic or adverse reaction experienced by the patient. For example, skin rash, swelling at injection site etc.
Type of reactionThe type of reaction experienced by the patient (allergic, adverse, intolerance).
SeverityA description of the severity of the reaction.
CertaintyA description of the certainty that the stated causative agent caused the allergic or adverse reaction.
EvidenceResults of investigations that confirmed the certainty of the diagnosis. Examples might include results of skin prick allergy tests.
Probability of recurrenceProbability of the reaction (allergic, adverse, intolerant) occurring.
Date first experiencedWhen the reaction was first experienced. May be a date or partial date (e.g. year) or text (e.g. during childhood).

Page last updated: 30 March 2026