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240 Cards in this Set

  • Front
  • Back
why study pharmacology?
(7 reasons)
1. obtaining an accurate health history
2. administering drugs
3. handling emergency situations
4. planning appointments
5. discussing drugs
6. life-long learning
-name used while drug is under investigation
-determined by structure
chemical name
-actually an assigned name
-this is a U.S adopted name council
-not capitalized
-official name of the drug
generic name
discovering company gets to name their drug and market it exclusively for 17 years
-capitalized
trade name
-technically this would be the name of the company marketing the drug
ex) Bayer (aspirin)
Brand name
-drugs effect the body's biochemistry in some way
biochemical action
-drugs that effect the body's physiology in some way
physiologic effects
-drugs that target or effect a specific organ or system of the body
organ system action
drug that enters the body thru the GI tract
enteral
all other forms of administration
-usually means by injection
parenteral
_____ drug that enters the body thru the GI tract
-fast absorbant
(almost all goes in the bloodstream)
enteral
______-all other forms of administration
-in real life usually means by injection
parenteral
_____-by mouth
oral
_____-drug that enters body through the rectum
rectal route
______-provides the most immediate route
intravenous
_____ route-drug is placed into a large muscle
intramuscular
-drug is injected into the subcutaneous areolar tissue
(occupies the interspaces in the body)
-used for insulin injections
subcutaneous route
-drug is injected into the epidermis of the skin
-intradermal route
_____ route-drug is injected into the spinal subarachnoid (surrounds the spinal cord)
intrathecal route
_____ route-fluids are placed into the peritoneal cavity
intraperitoneal route
______ route-can be used with several drug forms
inhalation route
_____ route-drug is applied directly to the body surface
topical route
subgingival stips and gels, transdermal patches, sublingual, are all _____ routes-other routes include implantation under the skin and pumps
special
_______ the study of how a drug is absorbed, distributed, metabolized and excreted by the body
pharmacokinetics
______ _____ ______: plotting the intensity of the response will yield a certain type of curve
dose effect curve
_____ _____ _____: a way of replotting the dose and effect in order to test the drugs potency and efficacy
Log dose curve
______: is the function of the amount of a drug required to produce an effect
-potency- the function of the amount of a drug required to produce an effect
-the less drug needed a more potent drug
the concept of potency only works when you're.......
-only works when you're comparing drugs that do the same thing
______ is the max effect a drug can produce
efficacy
the efficacy and potency of a drug are _____
unrelated
______ ______: a substance produced at the site of action
local substances
ex) histamine release at nose
______: responses to hormones are the slowest of the three systems
hormones
_______-messengers that move electrical impulses across synapses to a receptor
neurotransmitter
After a drug has been _____ in the body a pharmacologic effect can take place
distributed
drugs can not cause a ____ _____ to take place, they can only modify an existing function
new function
_____ _____:impulses travel along a nerve producing an action potential
-drugs enter the picture by ineteracting w/ the receptors that are normally occupied by the body's natural substances
nerve transmission
_____ _____: are fast signaling receptors
-when the receptor is activated ion channels are opened and an effect is produced
ion channels
the _____ has an affinity for a receptor
-combines w/a receptor
-produces an effect
agonist (the good guy)
_______: the agent that counteracts the action of its counterpart
-competitive
antagonist
______ ______-binds to receptor that is different than the agonist
-reduces the maximal effect of the agonist by producing an opposite effect of the agonist
noncompetitive antagonist
______ ______-binds to a different receptor than the agonist
-reduces the maximal effect of the agonist by producing an opposite effect
physiologic antagonist
______: the time it takes for the drug to show an effect
onset
______: how long a drug remains active
duration
______; drug that enters the body through the GI tract
disadvantages-slower onset than any injection
-has a less predictable response
-patient must cooperate
enteral
______: all other forms of administrations-usually means by injection
-fast absorption, more predictable, useful for emergencies-pt can be unconscious
parenteral
ADME
absorption
distribution
metabolism
excretion
_____ ______: aka., will work with lipid soluble substances
-concentration inside the cell must be lower than the concentration outside the cell
passive transfer-
name 2 types of specialized transport
active transport and facilitated diffusion
____ _____: molecules can be transported against a concentration gradient
active transport
_____ _____: does not move against a concentration/gradient
facilitated diffusion
_______: process by which the drug molecules are transferred from the site of administration to the circulating blood stream
absorption
_______ molecules transverse (cross) body molecules easier than they ionize
non-ionized
If drug is not in solution form, the drug must go through four steps: (4)
1. disruption
2. disintegration
3 dispersion
4. dissolution
_______ when the codeine or shell comes up
disruption
________: when the tablet or capsule breaks up
disintegration
________: the drug particles must disperse
dispersion
_______: the drug must be dissolved in the stomach
dissolution
_______: transfer of drug from site of administration to blood stream
absorption
_______: process by which a drug reversibly leaves the blood stream and enters the system
distribution
_____ ______: the liver is the major site for this
drug metabolism
_______: this terminates drug effects
-they are most often eliminated by biotransformation and/or excretion into the urine or bile
elimination
the major round of ______ elimination from the body is excretion in the urine
fluoride
_____ and _____ ____use AGE in determining child's dose of drug; the surface area rule is MOST accurate and employs WEIGHT to determine child's dose of drug to safely administer
Cowling's and Young's rule
_____ _____: amount of desired effect is excessive; dose related
toxic reaction
____ _____: dose related that is not part of the desired therapeutic outcome; non-therapeutic action of drug such as the drowsiness that occurs with antihistamine use
side effect
______ ______; abnormal drug response that is usually genetically related
idiosyncratic reaction
____ _____: hypersensitivity response to a drug to which the patient has been previously exposed; not dose related
drug allergy
____ _____: causal relationship between maternal drug use and congenital abnormalities
ex.) thalidomide induction of phocomelia (shortened limbs)
teratogenic effect
____ ____; local tissue irritation
ex) tissue necrosis at site of injection
local effect
____ ______: effect of one drug is altered by another
-may result in toxicity or lack of efficacy
drug interaction
_____ _____: immune hypersensitivity reaction
-may be mild or life-threatening ("anaphylaxis")
allergic reactions
treatment of chice
-mild reactions: _____ w/o steroids
-anaphylactic reaction: ______ subcutaneously with or without steroids
-antihistamine
-epinephrine
xerostomia associated with antihistamine use is an example of a:
side effect
drugs cross the placenta by simple diffusion
placenta
-body's way of changing a drug so that it can be more easily excreted
metabolism
______: the product of metabolism
metabolite
_____ _____ is metabolized into an inactive compund
active drug
_____ drug is metabolized into an inactive compound, which then elicits an action
inactive
_______: mathematical way in which drugs are removed from the body
kinetics
___ _____ _____: enzymes that metabolize the drug, become saturated, causing the metabolism to have a fixed rate
ex's) alcohol, aspirin
zero order kinetics
_____ dose- the dose that produces the clinically desired effect
effective dose
FTC=
Federal Trade Commission
Mouthbreathing, Phenytoin, Genetic factors, Cyclosporin A, Sodium valporate, Calcium channel blockers (nifedipine, dilatiazem) : these can all generate:
gingival overgrowth
_______ Nervous System has automatic, involuntary responses; responsible for regulation of: blood pressure, heart rate, GI motility, salivation, bronchial/smooth muscle tone-acts to speed processes up to cope with sudden emergencies
Autonomic Nervous System (ANS)
_______; the rest and digest system; acts to slow body functions; neurotransmitter: acetylcholine
PANS (parasympathetic autonomic nervous system)
_______, _______, and/or ________ are used to treat xerostomia, urinary retention, glaucoma
-contraindications: asthma, peptic ulcer, cardiac disease, GI/Urinary obstruction
Paraympathomimetics, cholinergic agents or muscarinic drugs (used to mimic the effects of the parasympathetic nervous system
________ agents block acetylcholine receptors by inhibiting acetylcholine effects
ex's) immodium, atropine, scopolamine
anticholinergic agents/ uses include treatment of diarrhea, pre-operatively to decrease salivary flow in the dental setting, motion sickness-(ABCD-Anticholinergic agents, Blurred vision and bladder retention, Constipation, Dry mouth)
________;
neurotransmitter: norepinephrine
functions: vasoconstriction, dilates bronchioles of the lung, increases heart rate, dilates pupils
Sympathetic Autonomic Nervous System
________ or ________(mimic effects of sympathetic nervous system; 'fight or flight'
ex's-epinephrine, pseudoephedrine, albuterol, ritalin, diet pills
sympathomimetics or adrenergic agents
drugs cross the _____ by simple diffusion
placenta
_______: body's way of changing a drug so that it can bne more easily excreted
metabolism
______ is the most common site of metabolism
liver
active drug is metabolized into an ______ compound
inactive
inactive drug is metabolized into an _______ compound, which then elicits an action
active
Active drug is metabolized into another _______ compound, the 2nd active compound is then metabolized into an inactive compound
active
_______: mathematical representation in the way in wqhich drugs are removed from the body
kinetics
_____ _____ _____: enzymes that metabolize the drug, become saturated, causing the metabolism to have a fixed rate
zero order kinetics
_____ ____:a measure of the safety of a particular drug
therapeutic index
____ _____ ____: dose that kills 50% of the test subjects
median effective dose
______=pain reliever
analgesic
Acetylsalicylic acid=______
aspirin
______= original name for the group of drugs & it means "stuper," it now includes drugs not derived from the opium poppy
narcotic
_____= drugs derived from the actual opium (poppy)
opiates
_____=includes opiates but it also includes synthetically drugs w/ the similar effects
opioids
the severity of the _____ _____ is proportional to the efficacy/strength of the drug
side effect
_____ is used as an antipyretic and is especially useful for children age 16 and younger
tylenol
____ _____: amount of desired effect is excessive; dose relate
toxic reaction
_____ _____; dose related reaction that is not part of the desired therapeutic outcome; non-therapeutic action of drug such as the drowsiness that occurs with antihistamine use
Side effect
______ _____: abnormal drug response that is usually genetically related
idiosyncratic reaction
_____ ____: hypersensitivity response to a drugs to which the patient has been previously exposed; not dose related
drug allergy
______ _____; causal relationship between maternal drug use and congenital abnormalities
teratogenic effect
____ _____: local tissue irritation
local effect
_____ _____: effect of one drug is altered by another, may result in toxicity or lack of efficacy
drug interactions
_____ _____: immune hypersensitivity reaction/may be mild or life-threatening
allergic reactions
______: treatment of choice for mild allergic reactions
antihistamine with or without steroids
treatment of choice for anaphylacic allergic reactions is _______
epinephrine subcutaneously with or without steroids
xerostomia associated with antihistamine use is an example of:
a side effect
mouthbreathing, Phenytoing, genetic factors, Cyclosporin A, Sodium valporate, Calcium channel blockers, (nifedipine, dilatiazem) all can cause ?
gingival overgrowth
substances that act against or destroy infections
antiinfective agents
substances that destroy or suppress the gwoth or multiplication of bacteria
antibacterial agents
chemical substances produced by microorganisms that have the capacity, in dilute solutions, to destroy or suppress the growth or multiplication of bacteria or prevent their action.
antibiotic agents
substances that destroy or suppress the growth or multiplication of microorganisms
antimicrobial agents
substances that destroy or suppress the growth or multiplication of microorganisms
antifungal agents
substances that destroy or suppress the growth or multiplication of viruses
antiviral agents
the ability to kill bacteria. this effect is irreversible; that is, if the bacteria are removed from the drug, they do not live.
bactericidal
the ability to inhibit or retard the multiplication or growth of bacteria. this is a reversible process bacause if the bacteria are removed from the agent, they are able to grow and multiply
bacteriostatic
concentrations of antiinfective agent present in the blood or serum.
blood (serum) level
______ is not only an invasion of the body by pathogenic microorganisms but also a reaction of the tissues to their presence.
infection
_______ is also the neurotransmitter at the sympathetic pre-ganglionic synapses, some sympathetic post-ganglionic synapses and at some sites in the CNS
Acetylcholine
these are the Functions of what nervous system? vasoconstriction, dilates bronchioles of the lung (which allows for greater alveolar oxygen exchange), increases heart rate, dilates pupils
Sympathetic Autonomic Nervous System (SANS)
-neurotransmitter of the SANS is _______?
norepinephrine
_____: contains the prescribers name
-the name, address, and telephone number & age of pt.
-date of prescription
Heading
_____: contains the prescription symbol
-the name & dosage size of the drug
-amount to be dispensed
-directions to the patient
Body
_____: containts the prescriber's signature
-DEA # if it's necessary
-refill instructions
Closing
a
before (a is before b)
ac
Before meals
bid
2 times a day
c
with
cap
capsule
d
day
disp
dispense
gm
gram
gr
grain
gtt
drop
h
hour
hs
at bedtime
P
after
pc
after meals
PO
by mouth
prn
as required if needed
q
every
qid
4 times a day
s
without
sig
write
ss
one-half
stat
immediately
tab
tablet
tid
3 times a day
ud
as directed
_____: substances that act against or destroy infections
ani-infective agents
____ ____: substances that destroy or suppress the growth or multiplication of bacteria
antibacterial agents
____ _____: chemical substances produced by MO's that have the capactiy in dilute solutions, to destroy or suppress the growth or multiplication of organisms or prevent their action
antibiotic agents
___ _____: substances that destroy or suppress the growth or multiplication of Microorganisms
antimicrobial agents
_____ _____: substances that destroy or suppress the growth or multiplication of fungi
antifungal agents
____ ______: substances that destroy or suppress the growth or multiplication of viruses
antiviral agents
______: the ability to kill bacteria. This effect is irreverisible; that is, if the bacteria are removed from the drug they don't live
bactericidal
______: the ablility to inhibit or retard the multiplication or growth of bacteria. This is a reversable process b/c if the bacteria are removed from the afent, they are able to grow and multiply
bacteriostatic
____ _____: the concentration of the antiinfective afent present in the blood or serum.
-important b/c certain levels of an antibiotic are required to produce an effect on various types of organisms
blood (serum) level
______: is not only an invasion of the body by pathogenic MO's but also a reaction of the tissues to their presence
infection
the presence of a _____ does not constitute "invasion"
-likelihood of organism to cause infection depends on
(what 3 things?)
pathogen
-Dx-producing power of the MO
-# of organisms present
-resistance of the host (immunologic response)
____ ___ ____ (____): lowest concentration needed to inhibit visible growth of an organism on media after 18 to 34 hours of incubation
min. inhibitory concentration (MIC)
_____: is the natural or acquired ability of an organism to be immune to or to resist the effects of an anit-infective agent
resistance
_____ is the rance of activity of a drug
spectrum
______, ______: infection caused by the proliferation of MO's different from those causing the original infection
ex) C. albicans (fungus)
superinfection, suprainfection
______: occurs when the combination of 2 antibiotics produces more effect than would be expected of their individual effects were added
synergism
_______: occurs when a combination of 2 agents produces less effect than either agent alone
antagonism
Ideallly each infection would be cultured and then ______ to see which antibiotic it's sensitive to
-unsusual practice is to make the ____ _____
-tested
-educated guess
______ _______: if patient's immune system is functioning properly many dental infections do not require an antibiotic.
-establishment of proper drainage is usually all that is needed
therapeutic indications
Any company producing the generic drug must be able to show that their product/version is "_______ equivalent" it then must also be "_______ equivalent"
biologically and therapeutically
Federal regulatory agencies and laws: federal govenment got into drug regulation in 1914 with the....?
Harrison narcotic act
all drugs in the U.S must be approved by the ____ and _____ _____
Food and Drug Administration (FDA)
______ determines if a prescription will be necessary or if it will be sold OTC
FDA
the ____ ____ ____ regulates trade practices of the drug companies
Federal Trade Commission (FTC)
the _____ _____ _____-formed in 1970s regulates drugs that have abuse potential
Drug Enforcement Agency
_____ ____ divides controlled substances into schedules according to the abuse potential
Federal law
Schedule I drugs have the ____ abuse potential and schedule V drugs have the _____ potential
highest/lowest
_____ _____: dose that produces the clinically desired effect
effective dose
WHAT dilates bllod vessels leading to the GI tract, increasing blood flow, constricts the bronchiolar diameter, causes constriction of the pupil and lens, stimulates salivary gland secretion, accelerates peristalsis, activity mediates digestion of food and indirectly, the absorption of nutrients?
PANS: Parasympathetic Autonomic Nervous System
WHAT regulates blood pressure, heart rate, GI motility, Salivation, and Bronchial/smooth muscle tone?
the Autonomic Nervous System
The effects of anitcholinergic agents are:
remember ABCD:
Anitcholinergic agents
Blurred vision and Bladder retention
Constipation
Dry mouth
What neurotransmitter effects the SANS?
norepinephrine
these are examples of what?
-epinephrine, pseudoephedrine, albuterol, ritalin, diet pills
Sympathomimetics or adrenergic agents
Contraindications for Sympathomimetics or adrenergic agents include:
angina uncontrolled hypertension, uncontrolled hyperthyroidism, cocaine and amphetamine abuse
those drugs not causing gingival overgrowth include:
digoxin, Beta blockers
_______ is contraindicated in a cocaine or methamphetamine abuser
epinephrine
Methamphetamine abuse: often, addicts and recovering addicts suffer from what two things?
rampant caries and burned mucosal surfaces
_______: used as bronchodilator, drug of choice for acute asthma, very few cardiovascular effects
Albuterol
_______: rarely used not as a bronchodilator in asthma
Isoproterenol
______: durg of choice for shock-administered by continuous infusion
Dopamine
______: minimizes symptoms that accompany withdrawal from opiates and benzodiazepines
Clonidine
case study featured a child taking albuterol suggested the best way to avoid a medical emergency in the dental setting was to monitor ____ _____
vital signs
beta 1 receptors are located mainly in the ______
heart
beta 2 receptors are located?
all over the body, but mainly in the lungs, muscles and arterioles
Drugs that block beta 1 receptors: (they do the opposite)
lower the heart rate and blood pressure and are useful when the heart itself is deprived of oxygen
non-selective beta blockers should not be used in patients with asthma or any reactive airway disease-doing so can ____ the effects of beta-2 agonists, such as albuterol
block
what? are effective in treating: cardiac arrhthmias, angina pectoris, hyperthyroidism, Myocardial infarction, glaucoma, migraine prevention
B-adrenergic blocking agents
_______-prototype of B-adrenergic blockers
-lowers blood pressure by lowering cardiac output
-adverse reactions include: bronchoconstriction, and arrythmias
Propranolol
_______-reduces aqueous humor in the eye, used topically in the treatment of glaucoma
Timolol
______: cardioselective B-blocker
-eliminates bronchoconstrictor effect
-used in treating hypertensive asthmatic patients
Atenolol
Nonopioid analgesic
________: prototype of non-narcotic analgesics
-considered a nonsteroidal anti-inflammatory drug (NSAID)
Aspirin
_____ is used as an analgesia, antipyretic, and antiinflammatory
Aspirin
Mechanism of action of Aspirin:
inhibition of prostoglandin synthesis
Fever is reduced through action on _______
hypothalamus
side effects of _____: interferes with clotting, GI irritation (contraindicated with peptic ulcer)
aspirin
Approximately 15% of patients taking aspirin experience _______ _____
Hypersensitivity reactions
in children and adolescents the use of aspirin has been epidemiologically associated with _____ ______
Reye's Sydrome
in place of aspirin, ________ is used in pediatrics for both its analgesic and antipyretic action
acetaminophen
_______ or aspirin toxicity: GI upset/vomiting, confusion and dissiness, dim vision, tinnitus, coma, respiratory and metabolic acidosis, death from respiratory failure
Toxicity
ibuprophen is a?
nonsteroidal antiinflammatory drug (NSAIDS)
_______ mechanism of action: inhibition of prostaglandin synthesis
-Action
Ibuprophen
_______ side effects: interferes with clotting (contraindcated with coumadin(warfarin) due to drug interaction
______ is available in suspension form for pediatric use as an antipyretic
Acetaminophen has no antiinflammatory action or effect on clotting, therefore is not considered an _______
NSAID
_______ is the drug of choice for patients on anticoagulants (coumadin)or with peptic ulcer disease
acetaminophen
________ actions:
analgesic and antipyretic and is the drug of choice for patients on anticoagulants (coumdin) or with peptic ulcer disease
Acetaminophen
Overdose of acetaminophen can result in:
Hepatotoxicity, liver necroseis, death
For postoperative pain, medication recommendation following root planing, the correct response was _______
acetaminophen
_____ _______: block pain receptors in the brain without loss of consciousness
protoype: morphine
Opioid analgesics (Narcotics)
Overdose of __________can result in:
-hepatotoxicity
-liver necrosis
-death
acetaminophen
codeine may cause emesis (vomiting) which is not a sign of allergy, rather it is a ___ ____
side effect
codeine alone is Schedule ___ narcotic while codeine in combination with acetamiophen is schedule ___
II/ III
overdose of opioids can lead to......
respiratory depression and death
_____: opioid antagonist
-used to treat opioid overdose
-should be in dental emergency kit
Narcan
______: efficacious for the treatment of narcotic withdrawal and dependence
Methadone
_____ users will exhibit pinpoint pupils during use; ______ users will exhibit dilated pupils
Heroin/cocaine
class IV drug abusers need to be ________ with antibiotics prior to treatment
premedicated
_____ are the best pain medication for heroin addicts
NSAIDS
______ is the most commonly prescribed antibacterial in the dental profession b/c it is most effective against rapidly growing organisms-can be given to pregnant women
Penicillin (derivatives are amoxicillin, augmentin, ampicillin)
_______ work by destroying bacterial cell wall integrity which leads to lysis
Penicillins
_______ is the most likely antibiotic to produce an anaphylactic reaction
penicillin
_______: avoid use in pregnancy and early childhood due to tooth discoloration
tetracyclines