Study Guide Questions
with Correct Answers
2026 Update
(2026 Expert-Verified Final
Exam Q & A )
Latest Updated Version
(A+ Guaranteed )
, What is prescriptive authority? Legal right to prescribe drugs
Is the Physicians Desk Reference a reliable source to use No--it is not evidence-based and it is not updated
when prescribing drugs?
What is the sunshine act? -part of the affordable care act
-limits providers on accepting gifts from pharmaceutical companies
-reduces bias
What is pharmacology? -study of the drugs and their actions and effects on living things
-legal drugs, illegal drugs, prescription drugs, OTC drugs
How does the FDA define drugs that they approve? -chemicals that have been proved for safety and efficacy
What must providers consider when prescribing? -the dose
-the route of administration
-indications
-side effects of consequence
-adverse effects
-contraindications
-significant drug-drug interactions
-appropriate monitoring
-treatment of side effects if necessary
What is pharmacokinetics? -how drugs move in the body and what the body does with it
How does pharmacokinetics influence prescribing? -the route
-the dosage needed
-dosing intervals
What are the 4 aspects of pharmacokinetics? -absorption
-distribution
-metabolism
-excretion
What affects bioavailability the most? PO administration
What is a pro-drug? -a drug that needs to be metabolized to become "activated"
What is the major organ of metabolism? -Liver
-Uses enzymes called "CYPs"
-these enzymes can induce or inhibit metabolism
What is protein-binding? -drugs that have a high affinity for proteins will bind with them and therefore become
unable to bind to receptor sites
-in order to activate receptors they must be free circulating molecules
What is the half-life of a drug? -how long it takes for a drug at its original amount to be reduced by 50%
2026