QA79 Drug or substance interactions without injury or harm

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01

A drug interaction is a situation in which a substance affects the activity of another drug when both are administered together. Includes increased effectiveness, decreased effectiveness or a new effect that is not produced from either drug on its own. No injury or harm occurred as a result.

exclusions

• Drug or substance interactions, as mode of injury or harm  (PL13.9)

synonyms

• Drug or substance interactions without injury or harm
• drug-drug interaction
• drug-food interaction
• prescription and non-prescription interaction

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