Drug-Related Side Effects and Adverse Reactions

**Definition:** Disorders that result from the intended use of PHARMACEUTICAL PREPARATIONS. Included in this heading are a broad variety of chemically-induced adverse conditions due to toxicity, DRUG INTERACTIONS, and metabolic effects of pharmaceuticals.

**Tree numbers:** - C25.100

**Synonyms:** - Side Effects of Drugs - Drug-Related Side Effects and Adverse Reaction - Adverse Drug Reaction - Adverse Drug Event - Drug Side Effects