2013 ICD-9-CM Diagnosis Code 995.2
Unspecified adverse effect of drug medicinal and biological substance not elsewhere classified
- immunologically mediated adverse reactions to medicinal substances used legally or illegally.
An allergy to a pharmaceutical product.
- unintended, deleterious effects of otherwise licit, therapeutic, properly administered drugs; for effects of illicit and abused drugs, or of environmental chemicals, see TOXICOLOGY or POISONING.
- Acute or chronic and often undesirable effects of drugs occurring in addition to the intended or therapeutic objective.
- There are 7 ICD-9-CM codes below 995.2 that define this diagnosis in greater detail. Do not use this code on a reimbursement claim.
995.2 Excludes 
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