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248 Cards in this Set

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sulfonylureas MOA

increase insulin secretion

glyburide (DiaBeta),


glipizide (Glucotrol),


glimepiride (Amaryl)

sulfonylureas

meglitinides MOA

increase secretion of insulin

repaglinide (Prandin),


nateglinide (Starlix)

meglitinides

alpha-glucosidase inhibitors MOA

delay complex carb digestion

acarbose (Precose),


miglitol (Glyset)

alpha-glucosidase inhibitors

biguanide MOA

increase use of glucose by muscle/fat, decrease hepatic glucose production, decrease intestinal absorption

metformin (Glucophage)

biguanide

thiazolidinedizones (TZDs) MOA

decrease insulin resistance

pioglitazone (Actos),


rosaglitazone (Avandia)

TZDs

amylin analogs MOA

slow gastric emptying, decrease post prandial glucose secretion

pramlintide (Symlin)

amylin analog

incretin mimetic MOA

stimulate release of correct amount of glucose for food eaten

exanatide (Byetta),


liraglutide (Victoza)

incretin mimetics

DPP-4 inhibitors MOA

balance insulin release, promote beta cell neogenesis, increase feelings of satiety

sitagliptin (Januvia),


linagliptin (Tradjenta),


saxagliptin (Onglyza)

DPP-4 inhibitors

SGLT2 inhibitors MOA

inhibit glucose reabsorption, glycosuria

canagliflozin (Invokana)

SGLT2 inhibitors

ACEIs (DM) MOA

adjunct therapy, decrease BP, protect kidneys

enalapril (Vasotec)

ACEIs (DM)

HMG-CoA Reductase inhibitors (DM) MOA

adjunct therapy, decrease cholesterol, decrease risk of CVD

simvastatin (Zocor)

HMG-CoA reductase inhibitor (DM)

metabolic syndrome

abdominal fat, high triglycerides, impaired fasting glucose

s/sx hyperglycemia

glycosuria, polydipsia, polyuria, dehydration, polyphagia

complications of type 2 DM

MI, stroke, retinopathy, blindness, amputation, renal failure, HHS

Goals of DM therapy

normal BG, normal metabolism, prevent complications, prevent hypoglycemic episodes

Which class of DM drugs should be avoided in pt with sulfa allergies?

avoid sulfonylureas

What is the failure rate of sulfonylureas after 6-7 years?

44%

Which is the only sulfonylurea taken on an empty stomach?

glipizide (Glucotrol)

Upper respiratory congestion is a side effect of which class of DM drugs?

s/e of meglitinides

What DM drug reduces digoxin levels?

acarbose (Precose)

Name 3 drug interactions with biguanides (metformin)

corticosteroids, thiazide diuretics, alcohol

2 ethnic groups with increased risk of DM

African Americans, Hispanics

Fasting BG for DM Dx

>126

HbA1C for DM Dx

>6.5

Desired BP for adult diabetic

140/90

What causes some pt with type 2 DM to require insulin during hospitalization?

stress, infection, fever, and some meds increase BG

DM drugs that cause weight gain

sulfonylureas, meglitinides, TZDs

DM drugs that are weight neutral

biguanides, DPP-4 inhibitors

DM drugs that cause weight loss

amylin analogs, incretin mimetics, SGLT2 inhibitors

True hypoglycemics

sulfonylureas, meglitinides, insulin

ACEIs (HTN) MOA

block conversion of angiotensin I to angiotensin II

captopril (Capoten),


lisinopril

ACEIs

ARBs MOA

block effects of angiotensin II

losartan (Cozaar),


valsartan

ARBs

calcium channel blockers (CCBs) MOA

block Ca to relax vascular smooth muscle

amlodipine (Norvasc),


ditiazen,


vrapamil

CCBs

direct renin inhibitors MOA

decrease renin activity

Nitropress (IV),


Hydralazine (PO, IV)

direct vasodilators

aliskiren (Tekturna)

direct renin inhibitor

direct vasodilators MOA

relax blood vessel smooth muscle

prazosin, terazosin

alpha-blockers

clonidine

alpha agonists

atenolol, metoprolol

beta-blockers

carvedilol, labetalol

alpha-beta blockers

1st line HTN treatments

thiazide diuretics, CCBs, ACEIs, ARBs

lifestyle modifications for HTN

weight loss, low sodium diet, regular physical activity, moderate alcohol intake, smoking cessation

HTN drugs that cause hyperkalemia

ACEIs, ARBs, direct renin inhibitors

HTN drugs contraindicated in pregnancy

ACEIs, ARBs

1st line HTN treatment for African Americans

thiazide diuretics, CCBs

1st line HTN treatment for pt with kidney disease

ACEIs or ARBs

Two HTN classes that should not be taken with each other or direct renin inhibitors

ACEIs and ARBS

ACEIs may increase serum levels of what?

digoxin, lithium

Which HTN frug requires intra arterial BP monitoring?

Nitropress

thiazide diuretics MOA

decrease reabsorption of Na and H2O in distal convoluted tubule

hydrochlorothiazide (Esidrix, Oretic)

thiazide diuretic

loop diuretics MOA

decrease reabsorption of Na Cl in ascending loop of Henle

furosemide (Lasix), bumetinide

loop diuretics

potassium-sparing diuretics

blocks aldosterone, decreases Na reabsorption, decreases K secretion

spirinolactone (Aldactone), amiloride, triamterene

potassium-sparing diuretics

osmotic diuretics MOA

increase solute load of glomerular filtrate

mannitol (Osmitrol)

osmotic diuretic

JNC Guidelines for HTN

>60, healthy = 150/90, 18-59, healthy or >60 with DM or kidney disease = 140/90

HTN drugs contraindicated in pt with sulfa allergies

thiazide diuretics, loop diuretics

daily minimum urine output

400mL

normal daily urine output

2 L

normal GFR

180L/day, 125 mL/min

risk for what increases when thiazide diuretics are given with digoxin?

hypokalemia

what class of diuretics may cause ototoxicity?

loop

use of what type of diuretic with digoxin can cause digoxin toxicity?

potassium sparing

what should be avoided while taking a potassium-sparing diuretic?

K supplements and salt substitues

Why are loop diuretics used?

rapid diuresis

barbiturates MOA

inhibit ascending RAS, depress cerebellar function

phenobarbital

barbiturate

benzodiazepines MOA

potentiate GABA

diazepam (Valium)

benzodiazepine

GABA analogs MOA

inhibit post-synaptic response

gabapentin (Neurontin)

GABA analog

hydantoins MOA

delay influx of NA, prevent excitability from excessive stimulation

phenytoin (Dilantin)

hydantoin

iminostilbenes MOA

inhibition of post-synaptic responses

carbamazepine (Tegretol)

iminostilbene

sulfonamides MOA

adjunct therapy, controls CNS fluid secretion

acetazolamide (Diamox)

sulfonamide

carboxylic acid derivatives MOA

increase GABA, decrease electrical activity

valproic acid (Depakene)

carboxylic acid derivative

functionalized amino acids MOA

inhibit voltage-sensitive Na channels to prevent repetitive firing

lacosamide (Vimport)

funcionalized amino acid

phenyltriazine derivatives MOA

decrease release of glutamate

lamotrigine (Lamicatal)

phenyltriazine derivative

pyrrolidine derivatives MOA

inhibit abnormal firing

levetricam (Keppra)

pyrrolidine derivative

sulfamate-substituted monosaccharides MOA

increase GABA, sustain depolarization

topiramate (Topomax)

sulfamate-substituted monosaccharide

triazole derivatives MOA

prolong inactive Na channels

rufinamide (Benzel)

triazole derivative

Causes of seizure therapy failure

noncompliance, incorrect dose/med, frequent changes/withdrawal, drug overdose, alcohol/rec. drug use, electrolyte imbalance

Benzodiazepines (Anxiety) MOA

bind to benzo receptors in brain

benzodiazepine uses

antianxiety, anticonvulsant, preop. sedation,

benzo use in older adults

slower metabolism, smaller doses

benzo use in hepatic/renal impairment

excessive sedation, active metabolite accumulation

benzos in critical illness

decrease cardiac workload, increase treatment tolerance

muscle relaxants MOA

CNS depression, block nerve impulses

carisoprodol (Soma)

carbamate derivative (muscle relaxant)

baclofen (Lioresal)

gamma-aminobutyric acid derivatives (muscle relaxant)

cyclobenzaprine hydrochloride (Flexaril)

tricyclic antidepressant derivative (muscle relaxant)

tizanidine HCL (Zanaflex)

imidazoline derivative (muscle relaxant)

hydantoin derivatives MOA

interfere with skeletal muscle Ca release

dantrolene

hydantoin derivative

contraindications for muscle relaxants

impaired renal/hepatic function, resp. depression/use with other CNS depression, pt who needs to be alert for ADLs

clomiphene citrate (Clomid)

ovarian stimuator

menotropin (Menopur)

anovulation treatment

follitropin alfa (Gonal-F), follitropin beta (Follistim AQ)

follicle development

Sympathetic nervous system
"fight-or-flight"
Effects of sympathetic stimulation
increased BP and CO, increased BF to brain, heart, and skeletal muscle, decreased BF to, viscera, skin, organs, increased mental activity, increased rate of blood coagulation, increased respiratory rate and depth, increased sweating
Main neurotransmitters in sympathetic nervous system
norepinephrine, epinephrine
Sympathetic receptors
α1, α2, β1, β2, β3, D1
Stimulation of α1 receptors (alpha agonists)
vasoconstriction (increased BP, shunts blood to heart and brain, decreased nasal congestion), constriction of urinary sphincters, contracts prostate smooth muscle, mydriasis (pupil dilation)
Antagonism of α1 receptors (alpha blockers)
vasodilation (unopposed β2), relaxation of urinary sphincters, relaxes prostate smooth, muscle (unopposed β2), miosis (pupil constriction)
Stimulation of α2 receptors
inhibition of presynaptic norepinephrine release, negative feedback, causes systemic reduction of BP
Antagonism of α2 receptors
increase in adrenergic tone, no clinical use
stimulation of β1 receptors (beta-1 agonists)
increased heart rate and contractile force (positive inotropic and chronotropic effects), increased BP (increased renin secretion)
Antagonism of β1 receptors (beta-1 blockers)
decreased heart rate, decreased cardiac contractility, decreased BP ( renin secretion)
Stimulation of β2 receptors (beta-2 agonists)
bronchodilation, relaxation of smooth muscle (vasodilation, uterine contractions), relaxes ciliary muscle in eye (flattens lens-far vision), ciliary body-causes production of aqueous humor
Antagonism of β2 receptors (beta-2 antagonists)
blocks production of aqueous humor
Stimulation of β3 receptors (beta-3 agonists)
relaxes detrusor muscle in bladder, used for overactive bladder, one drug: mirabegron (Mybetriq)
Adrenergic
relating to sympathetic nervous system
Direct acting adrenergic drugs
stimulate receptor directly, epinephrine, isoproterenol
Indirect acting adrenergic drugs
stimulate release of an endogenous sympathetic, neurotransmitter or inhibits its breakdown, cocaine, amphetamine
Which drugs combine the effects of direct and indirect acting adrenergic drugs?
pseudoephedrine, ephedrine
Uses and example of α1 agonists
very little β stimulation, no increased HR, critical care to increase BP, EX: phenylephrine, nasal decongestant, ophthalmic decongestant, EX: oxymetazoline
Uses and example of α2 agonists
very little beta stimulation, 4th to 5th line antihypertensive, systemic reduction of NE outflow, EX: clonidine
What is one caution to consider with clonidine?
chronic stimulation causes down regulation of, α2 receptors, abrupt discontinuation can cause reflex tachycardia
What needs to be taken into consideration with the use of an α1 agonist as a nasal decongestant?
rhinitis medicamentosa: receptor down, regulation from overuse, profound nasal congestion
Uses and example of alpha/beta agonists (α, β1)
α and β1 stimulation, used for low SVR in sepsis, EX: norepinephrine (Levophed), "leave 'em dead," bad reputation for poor outcome
Uses and example of alpha/beta agonists (all receptors)
used when positive inotropic effect desired (β2 stimulation), EX: epinephrine
Ephedrine
α1, β1, β2, bronchodilator, alertness aid, nasal decongestant, weight loss drug, Clinically: hypotension, bronchospasm
Pseudoephedrine
α1, β1, β2, bronchodilatornasal decongestant
Uses and example of β1 agonist
increased HR and vasodilation, EX: dobutamine
Uses and example of β2 agonist
bronchodilation and cessation of premature, uterine contrations, EX: albuterol, pirbuterol
Dopamine
stimulates DA at low doses (<2mcg, vasodilation), stimulates β1 at moderate doses (5-10 mcg, increased CO), stimulates α1 at high doses (>10mcg, vasoconstriction, increased SVR)
Other names for anti-adrenergic drugs
alpha/beta blockers, sympatholytics
Effects of α1 blockers
vasodilation (unopposed β2), prevention of α stimulated contraction of prostate muscle
Examples of α1 blockers
HTN: prazosin, terazosin, doxazosin, BPH: same as above, tamsulosin (Flowmax), alfuzosin (Uroxatral), silodosin (Rapaflow)
Adverse effects of α1 blockers
reflex tachycardia, orthostatic hypotension
Effects of β blockers
decreased HR, CO, renin production, BP
Effects and examples of non-selective β blockers
vasoconstriction and bronchoconstriction (unopposed α1), Ex: propronolol, timolol
Effects and examples of selective β1 blockers
less vasoconstriction and bronchoconstriction (β2 mediated), selectivity is dose related, Ex: atenolol, metroprolol
Advantage and example of alpha/beta blockers
less bradycardia and reflex tachycardia, Ex: lebatolol, carvedilol
Uses of anti-adrenergic drugs
HTN, CHF, classic angina, migraine prophylaxis, post MI, arrhythmias, glaucoma
What are two cautions with beta blockers?
may agitate asthma, reactive airway disease, COPD, receptor up regulation causes tachycardia upon abrupt discontinuation
Parasympathetic nervous system
"rest and digest"
Effects of parasympathetic nervous system
vasodilation in skin, decreased HR, bronchoconstriction, contraction of bladder, smooth muscle, contraction of skeletal smooth muscle, SLUDD (salivation, lacrimation, urination, digestion, defecation)
Parasympathetic nervous system neurotransmitter
acetylcholine
Receptors in the parasympathetic nervous system
muscarinic receptors
Effects of muscarinic receptor stimulation
skeletal/smooth muscle contration (gut peristalsis, decreased HR, bladder contraction), increased secretions from glands, eye accommodation (convex lens, miosis)
Effects of muscarinic receptor antagonism
increased HR, bronchodilation, reduced mucous production, mydriasis, far vision, xerostomia (dry mouth), constipation, urinary retention, sedation
Cholinergic
related to parasympathetic nervous system
Systems affected by cholinergic drugs
GI, GU, brain, heart, eyes
Common uses of cholinergic drugs
glaucoma, urinary retention, Alzheimer's disease, Myasthenia gravis
Cautions with cholinergic drugs
asthma, COPD (bronchoconstriction, increased secretions), Urinary or GI obstruction, PUD (increased gastric secretions)
Uses and example of direct acting cholinergics
urinary retention, neurogenic bladder, GERD, Ex: bethanechol
Uses and examples of indirect acting cholinergics
myasthenia gravis, Ex: neostigmine, pyridostigmine, Alzheimer's, Ex: donepezil (Aricept)
Anticholinergic drugs: MOA
competitive binding to muscarinic receptors, blocks action of acetylcholine
Effects of anticholinergic drugs
increased HR, decreased salivation, bronchodilation, mydriasis, relaxation of bladder, sedation
Uses of anticholinergic drugs
gastritis, overactive bladder, mydriasis, bronchodilation, increased HR
Atropine
PO, IM, IV, SQ, eye drops, increase HR in sinus bradycardia, antidote for cholinergic poisoning, mydriasis for ophthalmic procedures
Examples of GI/GU antispasmodics
Hyocyamine, Dicyclomine, Glycopyrrolate
Scopolamine
used for sedation, motion sickness, 72 hour patch for motion sickness
Pulmonary antocholinergics
ipratropium (Atrovent): nasal spray, oral inhaler, tiotropium (Spiriva): dry powder inhaler
Anticholinergics for overactive bladder
oxybutynin (Ditropan), tolterodine (Detrol), darifenacin (Enablex), solifenacin (Vesicare), trospium (Sanctura)
Penicillin G procaine, Penicillin G benzathine
parenteral dosage, IM only, absorbed slowly over 24 hours
Penicillin G potassium
IM, IV, only, rapid IM absorption
Penicillin V
Oral dosage, take on empty stomach
ampicillin
broad spectrum penicillin, IV, IM, PO
amoxicillin
broad spectrum penicillin, PO only
Unasyn
ampicillin + sulbactam
Augmentin
amoxicillin + clavulanate
tarcarcillin
extended spectrum penicillin
piperacillin
extended spectrum penicillin
Zosyn
piperacillin + tazobactam
Timentin
ticarcillin + clavulanate
dicloxacillin
beta lactamase resistant penicillin, PO only, 30-60 min half life
methacillin
no longer marketed due to resistance (MRSA)
clavulanate, sulbactam, tazobactam
beta lactamase inhibitors
cefazolin
1st generation cephalosporin, used as surgical prophylaxis
cephalexin
1st generation cephalosporin, used for skin infections
cefprozil
2nd generation cephalosporin
ceftazidime
3rd generation cephalosporin, crosses BBB, used parenterally to treat meningitis
ceftaroline
5th generation cephalosporin, designed for MRSA, IV only, only agent
Imipenem/cilistatin
carbapenem, parenteral only, last line for resistant bacteria
aztreonam
monobactams, only agent, parenteral only, gram negative aerobes (neisseria, pseudomonas)
vancomysin
glycopeptides, IV, oral only for C. diff, red man syndrome if infused to quickly
tetracycline, doxacycline, minocycline
tetracylcines, PO given on empty stomach, avoid Ca2+, Fe, Mg
erythromycin, clarithromycin
macrolides, potent CYP3A4 inhibitors-drug interactions, don't take clarithromycin on empty stomach
azithromycin
macrolide, "z-pack," long half life allows for 5 day therapy
fidaxomicin (Dificid)
newest macrolide, used only for C. diff
clindamycin
PO, IV, topical, vaginal, once common alternative to PCN, limited due to resistance
gentamicin
aminoglycoside, IV (preferred), IM, nephrotoxicity, ototoxicity
naldixic acid
1st generation fluoroquinolone, uncomplicated UTI
ciprofloxacin
2nd generation fluoroquinolone, PO, ophthalmic, IV
levofloxacin
3rd generation fluoroquinolone, PO, ophthalmic, IV
moxifloxacin
4th generation fluoroquinolone, PO, ophthalmic
Sulamethoxazole/trimethoprim (Septra, Bactrim)
sulfonamide, trimethoprim is a folic acid inhibitor-potassium sparing, CYP450 inhibitor
epinephrine, isoproterenol
direct adrenergic drugs
ephedrine, pseudoephedrine
direct/indirect adrenergic drugs
phenylephrine
alpha-1 agonist, increased BP without heart stimulation, critical care
clonidine
alpha-2 agonist, systemic reduction on NE outflow, 4th to 5th line antihypertensive, caution: down regulation
oxymetazoline (Afrin, Visine LR)
topical, nasal decongestant, ophthalmic decongestant
norepinephrine (Levophed)
alpha and beta-1 receptors, low SVR in sepsis, bad reputation
epinephrine
alpha-1, beta-1, beta-2, bronchodilator, alertness aid, nasal decongestant, ineffective weight loss drug, clinically used for hypotension, bronchospasm
pseudoephedrine
alpha-1, beta-1, beta-2, bronchodilator, nasal decongestant
dobutamine
beta-1 agonist, increased HR, vasodilation, used in combination with pressor agents for increased BP
albuterol, pirbuterol
beta-2 agonist, bronchodilator (asthma, COPD), premature uterine contractions
dopamine
<2mcg: vasodilation, increased renal blood flow, 5-10mcg: beta-1, increased CO, >10mcg: alpha-1, vasoconstriction, increased SVR
prazosin, terazosin, doxazosin
alpha-1 blockers, HTN, cause reflex tachycardia, orthostatic hypotension
tamsulosin (Flomax), alfuzosin (Urozatral), silodosin (Rapaflo)
alpha-1 blockers, BPH
propranolol, timolol
non-selective beta blockers, vaso/bronchoconstriction via, unopposed alpha-1
atenolol, metoprolol
selective beta-1 blockers, less vaso/bronchoconstriction
lebatolol, carvedilol
alpha/beta blockers, less bradycardia, reflex tachycardia
Beta blockers for CHF
carvedilol, bisoprolol, metoprolol
Beta blockers for arrhythmias
sotalol
Beta blockers for glaucoma
timolol, metipranolol
pilocarpine
cholinergic, PO, increase salivary secretions
neostigmine, pyridostigmine
indirect acting cholinergics, myasthenia gravis
Alzheimer's agents

donepezil (Aricept), galantamine (Razadyne), rivastigmine (Exelon), tacrine (Cognex)

atropine
PO, IM, SQ, IV, increase HR, mydriasis for ophthalmic procedures, crosses BBB
hyocyamine, dicyclomine, glycopyrrolate
anticholinergic, GI/GU antispasmodics
scopolamine
anticholinergic, sedation, motion sickness, 72 hour patch for motion sickness
ipratropium (Atrovent), tiotropium (Spiriva)
anticholinergic, pulmonary, nasal spray, oral inhaler, dry inhaler
oxybutynin (Ditropan, Oxytrol), tolterodine (Detrol), darifenacin (Enablex), solifenacin (Vesicare), trospium (Sanctura)
anticholinergic, used for overactive bladder
pindolol, penbutolol, acebutolol
ISA beta blockers, don't cause bradycardia
chlorpheniramine, diphenhydramine (Benadryl), hydroxyzine, bromphiramine
sedating antihistamines
loratadine (Claritin), desloratadine (Clarinex), fexofenadine (Allegra), centirizine (Zyrtec), azelastine
non-sedating antihistamines
fluticasone (Flonase), triamcinolone (Nasacort)
nasal steroids
pseudoephedrine, ephedrine, phenylephrine
oral decongestants
centrally acting antitussives
opiates (hydrocodone, codeine), non-narcotics (dextomethorphan)
guaifenesin (Mucinex, Robutussin)
thin bronchial mucous, take with lots of water, "chest congestion"