Module 1 (part of test 1) Flashcards
Pharmacotherapy
using specific drugs for prevention, diagnosis, and tx of specific problems
Pharmacy
The science of the preparation and dispensing of medicinal drugs
What are Index Terms
The drug name/abbreviation of generic drug
What is the Pharmacological Category
What the drug is used for
A Generic name is the ______ name. It is a drug that is no longer?
official
protected by patent
lidocaine, ibuprofen, acetaminophen, diazepam….these are examples of _____ named drugs
generic
The Brand/Trade name is the ______ ______ name. It is a drug that is?
Drug Manufacturer
protected by patent
Xylocaine, Advil, Tylenol, Valium….these are examples of ______ named drugs?
Brand/Trade
The study of the Harmful effects of drugs
Toxicology
What is the study of How a drug works and how it moves?
Pharmacodynamics/kinetics
What year did drugs first have to be prescribed?
1951
What year was the DEA established
1970
Pharmacology is the study of _____ their ____ and _____ and how they effect _____
drugs
origin
properties
living organisms
What class of drugs has the highest degree of abuse potential?
Class 1
PCP, LSD, Heroin….all types of Class ____ drugs because?
1
can’t be filled in a pharmacy
Morphine, Oxycodone (percocet), Methylophenudate (Ritalin), Cocaine…..all types of Class _____ drugs because?
2
High Risk
Loratab, codeine, anabolic steroids….all types of Class _____ drugs because?
3
Moderate risk
What Class Drugs do you have to get a WRITTEN prescription and has some safe medical use
Class 2
What Class Drugs can you have an oral or written prescription?
Class 3/4
Phenobarbital, Valium, Xanax….all types of Class ______ drugs because?
4
Low risk
What class of drugs may be prescription or OTC?
Class 5
Cough medicine with codeine are examples of class _____ drugs because?
5
Very low risk
Knowing how much (mg/dose) to give before you see a response has to deal with the ______/________?
Dose Response Curve
Increasing a drugs dosage produces what?
no additional therapeutic response
As the dose of the drug increases a _____ is reached?
maximal response / Plateau
What occurs then the therapeutic response of a drug cannot be increased with a higher dose?
Ceiling Effect
Define Potency?
How much drug is needed to produce a response
A drug that has high potency will need a ___ amount of drug to produce a therapeutic response?
smaller
Potency is expressed as the?
Median Effective Dose (ED50)
If a drug has a ______ ED50 it is more potent
lower
Efficacy is the _______ of a drug
effectiveness
Efficacy refers to differences in the ______ that drugs will produce at ANY dose?
maximum effect
Efficacy:
More drug ______ ______ give better results but could?
will not
be detrimental
What is a ratio of a drugs toxic dose (LD) to its therapeutic dose (ED)
Therapeutic Index
A safe drug will have a ____ Therapeutic Index (TI)
high
The Lethal dose kills _______ of the subjects, while the ED does what?
1/2
produces a response
Digitalis and Coumadin are examples of drugs with a ______ TI and therefore need to be?
LOW
monitored closely
Drugs with a High TI have _____ side effects?
few
An _________ is an unexpected effect of a drug?
Idiosyncrasy
Ritalin is a stimulant that actually CALMS kids with ADHD….this is an example of an?
Idiosyncrasy
What produces an allergic response?
Allergen
An allergy is due to a disorder of the?
Immune System
A_______ develops in response to an antigen?
antibody
Antibodies are present because or past ____, ____, or are transferred from?
infections
immunizations
mother
What is an antigen?
anything the body sees as foreign that produces ann immune response
What must take place for a true allergic response?
mast cells must release histamine
histamine causes vessels to _______ and bronchi to _____
dilate
constrict
What are symptoms of a true allergic reaction.
rash, hives, dyspnea, decreased BP
Any substance that, when taken into the living organism, may modify one or more of its functions is called a ______?
drug
A _______ is not biologically active and is used in controlled drug studies?
placebo
The effect of a placebo?
satisfy patient demand
Due to ________ a larger dose is required to obtain the same response as an original dose?
Tolerance
The Therapeutic Effect is the ______ effect, or the clinically ____ action?
intended
desirable
An effect other than intended is called a ____?
side effect
Example of a side effect:
Morphine Therapeutic Effect = pain relief
Morphine Side Effect = ?
nausea or dizziness
______ drugs have side effects?
All
The ______ ______ is when a side effect becomes harmful
toxic effect
A _______ is a substance that causes birth defects?
Teratogen
Example of a Teratogen:
Thalidomide - used for morning sickness1961
caused short arms and legs or no arms/legs
Carcinogen is _____ causing?
Cancer
What is the new term used for Addiction?
Drug Dependence
Drug Dependence can be either ______ or ______
psychological
physiological
_____ is a psychological dependence or habit?
habituation
(po) is an abréviation for?
orally
Nitro tabs/spray are examples of ______ drugs
sublingual
Nitro tabs dilate _______ which nourish the heart muscle?
coronary vessels
What are the benefits of oral administration of drugs?
simple
many forms available
parenteral administration is by what means?
any other means than by mouth / rectum
The Absorption phase is bypassed by using what route of administration?
IV
Administration of drugs into the bone marrow is termed?
Intra-osseous Infusion
Disadvantages of IV administration
Phlebitis
not retrievable
high allergic rate
greater side effects
Disadvantages of IM administration
temperature and muscularity affect absorption
Lidocaine and Insulin are examples of ______ routes of administration
subcutaneous
Disadvantage of topic (inhaled/gel/cream)
tissue sloughing
The TB test is an example of a _____ injection
intra-dermal
Narcotics and Antibiotics are typically injected by means of ________ ?
Intramuscular
Nicoderm patch, Birth control, Nitroglycerin are examples of ______ administration?
transdermal (topical)
Bronchodilatos and nitrous oxide are examples of _____ administered drugs?
inhalation
What are the 4 layers of the transdermal patch? From outside in?
Impermeable Membrane
Drug Reservoir
Membrane
Adhesive
Distribution deals with transporting drugs?
through body
Absorption deals with transporting drugs?
across cell membrane
In order for a drug to have a pharmacological effect of tissues it must cross the?
Blood/tissue barrier
What 3 pharmokinetic characteristics needed for a drug to pass through barriers?
Neutral PH
Lipid soluble
Small
Cells have a ______ membrane
bi-phospholipid
The cell membrane has a ______, hydro____ outside and a ________, hydro_____ inside
polar, philic
non-polar, phobic
The ONLY drugs to pass the blood-brain barrier are _____ soluble drugs?
lipid
Physical States of drug:
From fastest absorption rate to slowest?
Gas
Liquid
Solid
Ionized ( charged ) drugs absorb _____ than unionized (neutral) drugs?
slower
MOST drugs are absorbed by ______ diffusion
Passive
If a drug is too large or too polar…A _____ is needed in facilitated diffusion
carrier protein
______ diffusion moves drugs against the concentration gradient and requires energy?
active
What 2 factors affect absorption
pka
ph
blood ph is ____ to ______
7.35-7.45
When a drug leaves the blood it is distributed to ___ or enters the _____
extracellular fluid
Intracellular Space
Drugs must be in a ____ soluble form to be excreted?
water
When a drug molecule is altered it is called a _______
metabolite
What is the major route of fluoride elimination
Kidney ( Urine)
The ______ transforms lipid soluble drugs in order for them to be excreted in the urine?
liver
The _______ is the primary site of biotransformation
Liver
The ability of the liver to bio-transform drugs is _____ determined
genetically
The mechanism of action of a drug is?
what the drug DOES!
Aspirin:
Pain receptor found in?
Fever recepto found in?
brain
hypothalamus
Receptors are usually _______
macromolecules
Lock and Key Concept:
In order to produce a result a specific _____ is needed?
receptor
An antagonist combines with receptor site but, _______?
can’t elicit a response