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Pharmacology
Nursing F2 Test 1
47
Other
Not Applicable
01/21/2008

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Cards

Term

Therapeutic Index

Definition
Ratio between a drug's therapeutic benefits and its toxic effects
Term
Side effects
Definition
Responses other than expected clinical response that occur at normal doses
Term
Toxic Effects
Definition
Usually result from high doses or increased sensitivity to normal doses of drug
Term
Drug Allergy
Definition
Reaction of body immune system to the presence of drug molecules
Term
Tolerance
Definition
Represents decreased response to a drug as result of prior experience
Term
Physical Dependence
Definition
drug is required for normal function - nerve cells require drug's presence
Term
Psychological Dependence
Definition
Individual has craving for effect or response that the drug produces
Term
Incompatibility
Definition
when two solutions are mixed together resulting in chemical deterioration of the drug
Term
Superinfection
Definition
an infection occurring during antimicrobial treatment of another infection, resulting in overgrowth of nonsusceptible organisms
Term
Culture procedure
Definition
done before giving antibiotics to find specific organism - take 24-48 hrs for results
Term

1 - give meds consistently

2- watch for reactions

3 - always give with water

4 - never give with grapefruit

Definition

4 rules for giving antimicrobials

Term
Peak
Definition
highest serum level drawn 30 mins after dose administration
Term
Trough
Definition
lowest serum level, taken 30 mins before next dose - used to determine drug accumulation & toxicity
Term
IV tubing Change
Definition
every 24 hrs
Term
IV site change
Definition
every 72 hrs
Term
Anaphylaxis
Definition
most serious allergic reaction.  Can take a few seconds or up to 30 mins to occur.
Term
Anaphylaxis S/S
Definition
Flushing, itching, feeling of warmth, hives that may progress into edema, massive facial edema is a sign of possible upper airway obstruction
Term
Anaphylaxis - Tx
Definition
stop med, establish airway, give benadryl, epinephrine, aminophylline, and steriods.
Term
Superinfection S/S
Definition
Suspect this if pt develops diarrhea or recurrent fever.  May also have stomatitis and/or monilial vaginitis.
Term
Management of Superinfection
Definition
Stop drug or replace with another.  Culture suspected area.  Antibiotics may be DC'd when pt is afebrile and clinically well for 48-72 hrs
Term

Penicillin

Nursing Implications

Definition

1 - Allergic reactions are a significant problem

2 - monitor oral mucosa for superinfection

3 - don't take with acidic fruit juices

4 - use a different contraception other than oral

5 - may cause false positive urine glucose tests

Term

Cephalosporins

Nursing Implications

Definition

1 - significant drug reactions with alcohol, anticoagulants, NSAIDS, and probenecid

2 - Food delays absorption but doesn't prevent absorption

3 - May cause false positive urine glucose test

Term

Macrolide Antibiotic

Nursing Implications

Definition

1 - Used to treat pts allergic to PCN, Legionnaire's disease, and mycoplasma pneumonia

2 - Not acid stable - must be enteric coated

3 - should be administered with a full glass of water on an EMPTY STOMACH

Term

Aminoglycoside

Nursing Implications

Definition

1 - Reserved for serious/life threatening infections

2 - Poorly absorbed in intestines, Rapid absorption via IM or IV.

3 - Monitor renal function - nephrotoxic

4 - Monitor hearing - ototoxic

Term

Tetracycline

Nursing Implications

Definition

1 - Don't give to preg women or children under 8 yrs = mottling/discolor of teeth & decr skeletal growth

2 - don't give with milk

3 - give on EMPTY STOMACH =

1 hr before meals or 2 hrs after

Term

Quinolones

Nursing Implications

Definition

1 - given for lower resp tract, bone and joint infections, infectious diarrhea, UTI and skin infections

2 - If renal or liver impaired = reduce dose

3 - Avoid in pts with seizure disorders

Term

Sulfonamides

Nursing Implications

Definition

1 - Used for UTIs & pts with AIDS to treat pneumocystis carinii pneumonitis

2 - drink 2400 cc per day

3 - Avoid sunlight, vit C, and ASA

4 - different contraceptive other than oral

5 - Notify md if fever, sore throat, mouth sores, bruising or skin rashed occur

Term

Antiprotozoal Agent

Nursing Implications

Definition

1 - used to treat STDs & superinfections

2 - Can cause CNS toxicity

Term

Oxazolidinone

Nursing Implications

Definition

1 - used to treat vancomycin resistant infections, MRSA, community/hospital acquired pneumonia,

and complicated skin infections.

2 - IV form must be protected from light

3 - side effects = diarrhea, nausea, vomiting, HA

4 - may cause thrombocytopenia if used long time

5 - taken with/without food

6 - Avoid foods high in tyramine - aged cheese, smoked/dried meat, red wine, sauerkraut, soy sauce

7 - Inform md if taking anti-HTN, cold remedies, or decongestant

Term

Glucipeptide

Nursing Implications

Definition

1 - Given IV

2 - can cause hypotension if given too quickly

3 - may cause anaphylaxis

4 - monitor BP, pulse, renal & hearing function, peak & trough, I & O

5 - teach to watch for oliguria and pink urine

Term

Opioid Analgesics

Definition

Meperidine (Demerol)

Morphine Sulfate

Narcan

 

def - relieves pain and provides a sense of euphoria by binding to opiate receptors and activating endogenous pain suppression in the CNS.

Term
Non-narcotic Analgesics
Definition

ASA

Acetaminophen

Ibuprofen

Term

inhibits synthesis & release of prostaglandins peripherally

Definition
ASA and NSAIDS
Term
inhibits in CNS so minimal anti-inflammatory effect
Definition
Acetaminophen
Term
Acetaminophen Side Effects
Definition

1 - can cause liver damage

2 - antidote for overdose acetylcysteine

(Mucomyst = prevents liver damage)

3 - Activated charcoal to reduce absorption

Term
ASA Side Effects
Definition

1 - Inhibits platelet aggregation.

2 - Can cause GI bleed.

3 - Can cause kidney failure/damage

Term
Early signs ASA toxicity
Definition

tinnitus & decreased hearing

Term
NSAIDS side effects
Definition
can cause kidney & liver damage
Term
Signs of Analgesic Overdose
Definition

cold/clammy skin

drowsiness

dizziness

restlessness

confusion

pinpoint pupils

Term
When should PRN analgesics be used?
Definition
before pain reaches peak intensity or before painful event occurs
Term
PCA (patient controlled analgesia) pumps
Definition

patient has control

pre-set limits to avoid overdose

teach client how to use

 

Term

TENS

(transcutaneous electrical nerve stimulation)

Definition
applies electrical currents to skin areas over nerves causing release of natural endorphin and interferes with pain impulse conduction
Term

take 1 - 1.5 hrs to become effective

Definition
Geriatric consideration when taking po meds
Term
Barbiturates
Definition

once most commonly perscribed for hypnotic and sedative effect.

now replaced by benzodiazepines such as valium, dalmane, and halcion.

Term
Barbiturates Side Effects
Definition

Lethargy

Nausea & vomiting

diarrhea

constipation

respiratory depression

hypotension

bradycardia

thrombocytopenia

Term
 Kinds of Barbiturates
Definition

Phenobarbital sodium (Luminal)

Secobarbital sodium (Seconal)

Butabarbital sodium (Butisol)

Term

Barbiturate

Nursing Implications

Definition

IV or IM are NOT compatible with anything

except NS

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