key term
What is the definition of “Contraindication”?
A reason a drug should not be used
What is “Pharmacokinetics”?
Study of how the body absorbs, distributes, metabolizes, and excretes drugs
What is “Half-life”?
Time it takes for half of the drug to be eliminated
What is a “Therapeutic Effect”?
Desired or intended drug effect
What does “PC” mean?
After meals
What is a “Side Effect”?
An unwanted but often expected reaction to a drug
What is “Pharmacodynamics”?
Study of how drugs affect the body
What is “Dosage Form”?
The physical form of a drug (tablet, liquid, etc.)
What is “Over-the-Counter (OTC)”?
Medications available without prescription
What does “PR” mean?
Rectally
What is “Toxicity”?
Harmful effects of a drug due to overdose or accumulation
What is a “Placebo”?
An inactive substance used for comparison in studies
What is “Absorption”?
The process of a drug entering the bloodstream
What is “Excretion”?
Removal of drugs from the body
What does “SL” mean?
Under the tongue
What is a “Drug Interaction”?
When two or more drugs affect each other’s actions
What is “Tolerance”?
Reduced effect of a drug over time
What is “Distribution”?
How the drug moves through the body
What is “Prescription Drug”?
Medication that requires a doctor’s authorization
What does “IM” mean?
Intramuscular
What is “Bioavailability”?
The amount of drug that reaches circulation
What is “Dependence”?
The body’s physical or psychological need for a drug
What is “Metabolism”?
How the body breaks down drugs
What is “Adverse Reaction”?
Unexpected or dangerous drug effect
What does “IV” mean?
Intravenous