Intro to Pharm Flashcards
pharmacology
the science of how drugs act on biological systems and how the system responds to the drug.
drugs
small molecules/chemicals that affect living processes
clinical pharmacology
applies the basic science/principles of pharmacology to the practice of medicine. This knowledge is used to achieve optimal therapeutic outcomes through the appropriate preparation and dispensing of drugs.
Properties of an ideal drug-efficacy
the ability to produce a desired or intended result.
the drug can do what it needs to do for a wide population of people
properties of an ideal drug-safety
can the drug’s toxicities be managed and acceptable for a risk/benefit analysis, or is the drug unsafe?
properties of an ideal drug-selectivity
-does the drug elicit the response for which it is given
further properties of an ideal drug
reversible action, predictability, low cost, ease of admin, freedom from drug interactions, chemical stability, simple generic name
Ray Prepped Like Eating Finally Came Second
What is the objective of drug therapy?
to optimize efficacy and minimize toxicity, also known as maximum benefit with minimum harm
remember this is pt. centered
Factors that determine the intensity of drug responses
administration, pharmacokinetics, pharmacodynamics, sources of individual variation
Adam Played Precisely Smooth Videos
PRN medication order
from the latin, pro re nada, meaning as needed. For these medications, it is up to the nurse to give them upon their discretion
contraindication
the drug should ABSOLUTELY NOT be used in the patient
precaution
you can give the drug but it the response to it should be monitored.
what are the three types of drug names?
chemical name, brand name, generic name
list the traditional 5 rights but describe the limitations of this
right client right drug right dose right time right route
the limitation is….
describe the differences of over the counter and prescription drugs
OTC meds are considered safe for everyone, and do not need a doctor’s order to be obtained. Prescription drugs do need a doctor’s order to be obtained.