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75 Cards in this Set

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Pharmacology
Study of Drugs
Drug
a substance intended for use in the diagnosis, cure, mitigation, treatment, or prevention of disease and it is used to affect the structure or function of the body
Pharmadynamics
study of drugs action on living tissue
Pharmacokineties
study of drugs absorption, distribution. Metabolism & excretion
included drug half-life, blood drug levels, and bioavailability.
Pharmacotherapeutics
study of use of drugs in tx of disease
posology
Study of amt of drugs required to produce therapeutic effects
pharmacy
Science preparing and dispensing
toxicology
Study of a drugs harmful effects on living tissue
Controlled substance
Drug Classification
OTC- class
FDA determined safe for consumer use only
Prescription- class
FDA classifies as need a DR & pharmacist to dispense
Controlled substance Act of 1970
Controlled substances are regulated through the Federal Comprehensive Drug Abuse Prevention and Control Act of 1970. Assigned 1-5 shedules based on medical usefulness and potential for abuse
Schedule I
high abuse potential and no accepted medical use
contra-indications
situations in which a certain drug should not be used. Some contraindications
Drug indication
indiction for use
Pharmacology
Study of Drugs
Therapeutic effects
Desired effect
side effects
other effects not intended
Adverse Effects
drugs are potentially harmful and include conditions, such as reversible or irreversible organ damage, bowel obstruction, heart attack, or stroke.
Ex. Thalidomide was labeled a teratogen in 1962.
teratogens
can cause birth defects if taken by a pregnant woman
Drug allergy
sensitized to a particular drug
idiosyncrasy
unusual & unexpected reaction to drug
anaphylaxis
shock
Toxic Effects
poisonous
carcinogens
cause cancers
agonist
bind to receptors to produce effects
antagonist
bind to receptors to block effects
Site of action
location of drugs therapeutic effects
mechanism of action
explains how a drug a produces its effect
Dose
amt of drug
dose that will produce an effect that is 50% maximal response
Potency
strength of drug
ED50
effective dose 50
LD50
lethal dose 50
TI
Therapeutic Index
Ex. Ti=LD50/ED50=1000mg/100mg=10mg
receptor site
location on certain cells where drug attachs
binding
attachment of drugs to receptors
drug action
binding starts a series of cell changes
competative antagonism
both antagonist and agonist bind to same receptors & adminstered together. Compete for the same receptor site.
PO
Oral
liquids, powders, tablets, and capsules. Liquids taken orally have a faster reaction time than solids.
Half-life
time it takes for the drug concentration to fall to half of the highest level it reached.
determined by the rate of drug metabolism and excretion
Drug form
Liquid, pill, powder, gas etc
Route of entry
Point of entry; mouth, eyes, ear, nasal, rectum, IM, IV, IC or vaginal
Lipid solubility of the drug
Drugs Absorbed through fat
Plasma protein binding
attach to protein in the blood
Blood flow
viscity
Condition of the patient’s liver or kidneys
damage to liver or kidney changes the absorption rate
Rate of drug excretion
speed of drug leaving body
Bioavailability
measure of how much of that drug is available to exert a pharmaceutical effect
Schedule II
Drugs with high abuse potential and accepted medical use.
Narcotics (morphine and pure codeine), cocaine, amphetamines, short-acting barbiturates; no refills without a new written prescription from the physician.
Schedule III
Drugs with moderate abuse potential and accepted medical use.
Moderate- and intermediate-acting barbiturates, glutethimide, preparations containing codeine plus another drug; prescription required, may be refilled five times in 6 months when authorized by the physician.
Schedule IV
Drugs with low abuse potential and accepted medical use.
Phenobarbital, chloral hydrate, antianxiety drugs (Librium, Valium); prescription required, may be refilled five times in 6 months when authorized by the physician.
Schedule V
Drugs with limited abuse potential and accepted medical use.
Narcotic drugs used in limited quantities for antitussive and antidiarrheal purposes; drugs can be sold only by a registered pharmacist; buyer must be 18 years old and show identification.
promethazine
phenergan
nausea
Schedule I
Drugs with high abuse potential and no accepted medical use.
Heroin, hallucinogens, marijuana; these drugs are not to be prescribed.
Analgesics
pain pills
headaches, muscle aches and pains
Antacids
indigestion
heartburn
Antiarthritic
rheumatism pills
rheumatoid arthritis
Antibiotics
bug killers
microbial infections
Anticoagulants
blood thinners
prevent blood clots
Anticonvulsants
epilepsy drugs
prevent seizures
NSAIDs
Reduces inflammation
Ibuprofen (also analgesic) Advil ®
Antidepressants
uppers
relieve depression
Antihistamines
cold and flu pills
stops runny nose, wheezing and itchiness
Antihyperlipidemics
cholesterol pills
lowers cholesterol levels
Antihypertensives
blood pressure pills
lowers high blood pressure
Anti-inflammatory (corticosteroids)
Reduces inflammation
Prednisone
Analgesic
Reduces pain
Aspirin
Cardiac drugs
heart medicine
treats abnormal heart rhythms, heart failure, angina pain
Diuretics
water pills
lowers high blood pressure, treat congestive heart
Erectile Dysfunction
man’s best friend
impotency
Hypnotics
sleeping pills
insomnia
Hypoglycemic agents
diabetic drugs
lowers high blood sugar
Muscle relaxant
Reduces stiffness
Carisoprodol
Osteoporosis therapy
mom’s bone pills
strengthens bones
Tranquilizers
downers
anxiety