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Adverse Drug Reaction

ADR
pharmacy
Updated 3/30/2026

Definition

An unexpected harmful reaction to a medication taken at normal doses.

Standard Abbreviation

ADR

Category

pharmacy

Database Usage

-- Example column naming
CREATE TABLE claims (
  claim_id VARCHAR(50),
  adr VARCHAR(100),  -- Adverse Drug Reaction
  ...
);

-- Example in SELECT
SELECT 
  claim_id,
  adr as adverse_drug_reaction
FROM claims;

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