All meds MoA Flashcards

1
Q

Proton pump inhibitor

A

decrease acid secretions by binding to H+,K-ATPase enzyme

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2
Q

h2 receptor antagonist

A

block h2 receptors in parietal cells to decrease acid production in daytime and nocturnal

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3
Q

antacids

A

react with gastric acids to produce neutral salt, alter systemic pH, EXCEPT FOR BICARBONATE

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4
Q

bismuth compounds

A

stimulate mucosal bicarbonate and prostaglandin production, inhibit h.pylori from adhering to tissue

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5
Q

sucralfate

A

stimulate mucus, bicarbonate and prostaglandin secretion, coat stomach to form barrier

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6
Q

1st gen receptor antagonist

A

block main histamine receptors

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7
Q

2nd gen h1 receptor agonist

A

compete with histamine for h1 receptor in peripheral

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8
Q

intranasal corticosteroid

A

inhibit mast cells, microphages and inflamm mediators, vasoconstriction

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9
Q

pseudoephedrine

A

activate alpha-adrenergic receptors, cause vasoconstriction in nasal mucosa

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10
Q

nonopioid antitussive

A

act on cough center in medulla

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11
Q

guaifenesin

A

(expectorant) irritate respiratory tract, loosen and thin secretion

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12
Q

acetylcystine

A

(mucolytic) breakdown proteins in mucus to make thinner

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13
Q

beta2 adrenergic agonist

A

bind to beta2 adrenergic receptors in bronchial smooth muscle to cause bronchodilation

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14
Q

anticholinergic

A

block cholinergic receptors in bronchial smooth muscle, decrease nasal hypersecretion

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15
Q

corticosteroid

A

decrease inflammatory and immune response

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16
Q

leukotrine modifier

A

block leukotrine receptors in airways to prevent airway edema and inflammation

17
Q

mucolytics

A

loosen bronchial secretions

18
Q

expectorants

A

aid in removal of mucus

19
Q

sulfonylureas

A

stimulate release of insulin from pancrease, increase cell sensivity to insulin

20
Q

buganide (metformin)

A

decrease hepatic production of glucose, decrease intestinal reabsorption of glucose, increase cell uptake of glucose

21
Q

meglitinides

A

stimulate release of insulin from pancrease, decrease post pradinal glucose levels and A1C (not fasting glucose)

22
Q

thiazolidinediones

A

increase cell sensitivity to insul, decrease hepatic production of glucose (lowering take 3-4mo)

23
Q

incretin

A

increase insulin secretion, decrease glucagon secretion, delayed gastric emptying (increase in satiety)

24
Q

alpha glucosidase inhibitor

A

block enzyme in SI that breakdown complex carbs

25
Q

sodium-glucose cotransporter

A

inhibit sodium-glucose cotransporters in kidney, glucose lost in urine

26
Q

cathartic laxitive

A

immediate relief

27
Q

prophylaxis

A

when don’t want straining

28
Q

psyllium

A

similar to dietary fiber, swell with water into firm gel

29
Q

laxitive salts

A

draw water into lumen of LI, fecal mass softens, swells, wall streches to stimulate peristalsis

30
Q

biscodyl

A

stimulate intestinal motility, increase amounts of water and electrolytes in intestinal lumen

31
Q

docusate

A

additional water and lipids penetrate stool

32
Q

diphenoxylate with atropine

A

acts on smooth muscle of SI to slow peristalsis

33
Q

loperamide

A

first line drug for chronic diarrhea maintenance

34
Q

bismuth subsalcylate

A

(pepto bismol) indigestion, heartburn, diarrhea

35
Q

anticholinergic and antihistamine (n/v)

A

simple nausea ex/motion sickness

36
Q

serotonin receptor antagonist

A

chemo n/v

37
Q

dopamine antagonist

A

normal n/v

38
Q

corticostroids (n/v)

A

chemo and post op n/v