Pharmacology Principles & Drug Classifications Flashcards

Which drug classification do corticosteroids like prednisone belong to?

Answer: Anti-inflammatory agents

Corticosteroids such as prednisone are potent anti-inflammatory and immunosuppressive agents used for a wide range of conditions.

The term 'idiosyncratic reaction' to a drug means:

Answer: An unexpected, unusual reaction unique to an individual

Idiosyncratic reactions are unpredictable, abnormal drug responses that differ from those seen in the general population and are not dose-related.

Which of the following is an example of a drug-food interaction a medication aide should know?

Answer: Warfarin and vitamin K-rich foods can decrease anticoagulant effect

Vitamin K-rich foods such as leafy greens can counteract warfarin's anticoagulant effect, requiring dietary consistency and monitoring.

A resident's medication is labeled 'PRN.' This means it should be given:

Answer: As needed, when a specific condition occurs

PRN (pro re nata) medications are given only when needed for a specific symptom or condition, not on a scheduled basis.

Which body organ is primarily responsible for drug metabolism?

Answer: Liver

The liver is the primary site of drug metabolism, where enzymes chemically transform drugs into metabolites for elimination.

Antipsychotic medications are primarily used to treat:

Answer: Symptoms of psychosis such as hallucinations and delusions

Antipsychotics such as haloperidol and risperidone target neurotransmitter pathways to reduce psychotic symptoms like hallucinations and delusions.

A medication aide notes that a resident's new prescription is for the same drug class as a current medication. The BEST action is to:

Answer: Report the potential duplication to the supervising nurse before administration

Potential therapeutic duplication can cause harm; the medication aide should report the concern to the supervising nurse for clarification before administering.