| A | B |
| adverse drug reaction | any harmful, unintended and undesired effect that occurs at normal drug doses |
| drug interaction | when the efficacy, effects or safety of a drug is altered |
| mild adverse reactions | drowsiness, nause, mild itching and minor rashes |
| severe adverse reactions | liver injury, bleeding, low white blooc count |
| side effect | nearly unavoidable secondary drug effect produced at therapeutic doses |
| toxicity | caused by excessive drug dosing |
| allergic reaction | immune response |
| over the counter drugs | aspirin, tylenol, ibuprofen |
| medication error | cause of morbidity and mortality |
| 3 causes of med errors | overdose, wrong med and using wrong route |