1. Adverse Drug Reactions and Medication Errors
Chapter 7
Adverse Drug Reactions and Medication Errors

2. Adverse Drug Reactions
Adverse drug reaction is defined as a noxious, unintended, and undesired effect that occurs at normal drug dosages (World Health Organization)

3. Adverse Drug Reactions (cont.)
Side effect
Toxicity
Allergic reaction
Idiosyncratic effect
Iatrogenic disease
Physical dependence
Carcinogenic effect
Teratogenic effect

4. Idiosyncratic Effect
Defined as an uncommon drug response from a genetic predisposition

5. Iatrogenic Disease
Iatrogenic disease means disease produced by a physician
Derived from the Greek word
“Iatros” for physician
“Genic” to produce

6. Teratogenic Effect Drug Induced birth defect Teratogens
Chemical capable of causing birth defect

7. Medication Errors Types Causes – Human factors – Communication
– Name confusion
– Packaging
– Labeling
Ways to reduce medication errors
How to report a medication error