Quiz 1 Flashcards
pharmaceutic phase
only w/ meds taken by mouth
involve disintegration and dissolution
first pass effect
process where the med passes through the liver first and inactivates the meds
How does cirrhosis and hepatitis alter drug metabolism?
they prevent the liver from metabolizing drugs
half life
time it takes for 1/2 of the med to be eliminated
steady state
enough drug is in the system to be consistently effective
loading dose
used when immediate drug response is desired
bioavailability
the percentage of the drug that reaches systemic circulation
Why should you not crush enteric-coated meds?
enteric coated meds dissolve when they reach the small intestine and can not be crushed because it will not give the desired effect
Why should drugs with a longer half-life be given at longer intervals?
drugs with longer half-lives shouldn’t be given in multiple doses because the drug can accumulate and be toxic
troche
lozenge, gets dissolved
capsule
made of gelatin, allows release over a period of time
-usually released
suspension
has small fine particles of the med. that do not dissolve completely in water
routine prescription
carried out until the provider changes or discontinues it
standing prescription
protocol-based and have a lot of directives to implement in specific situations
1 kg
1000 g or 2.2 lbs