GI Flashcards

GI Review

1
Q

Peptic ulcer recurrent rates

A

85% if H. pylori not removed, 5-15% recurrence if it is removed

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2
Q

bismuth, metronidazole, tetracycline, PPI

A

Quadruple H. pylori Tx

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3
Q

PPI, amoxicillin or metronidazole, clarithromycin

A

Triple regiment

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4
Q

worsening dementia symptoms

A

anticholinergic drugs like Dicyclomine (Bentyl) can cause

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5
Q

H1

A

mediate allergic responses

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6
Q

H2

A

stimulate gastric acid secretion

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7
Q

H3

A

CNS neurotransmission

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8
Q

H4

A

mast cell chemotaxis

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9
Q

Cimitidine, Ranitidine, Nizatidine, Famotidine

A

H2s from lowest to highest

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10
Q

inhibits CYP 450

A

Cimetidine drug interactions

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11
Q

PPI

A

most powerful HCI secretion suppressors

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12
Q

C. diff, low levels of magnesium, osteoporosis, cv disease

A

Long term PPI issues

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13
Q

suppress acid production, stimulate mucin production, increase bicarb, increase mucosal blood flow

A

gastric effects of prostaglandins

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14
Q

misoprostol

A

prostaglandin agonist contraindicated in pregnancy

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15
Q

aluminum hydroxide, magnesium hydroxide, calcium carbonate

A

antacid tablets

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16
Q

renal failure

A

antacid tablets are contraindicated in ___

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17
Q

loperamide

A

opiate analog with an anticholingeric effects can cause toxicmegacolon in kids and avoid use in severe colitis

18
Q

largely protective (4) things: suppress acid production, stimulate mucin, increase bicarb, increase mucosal blood flow

A

action of gastric prostaglandins

19
Q

metabolic alkalosis

A

why do you not use bicarb in neutralizing acid?

20
Q

mucusal protectants, 1 hr before

A

sucralfate, bismuth and how to take

21
Q

Phenothiazine, Substituted Benzamides, Butyrophenones, Benzo, Cortosteroids, Cannabinoid Receptor Agonsist, Serotonin,Sustance P

A

anti-emetics

22
Q

prolonged QT interval

A

What is the most concerning anti-serotonin side effect?

23
Q

appetite suppression and weight loss

A

amphetamine side effects

24
Q

high body temperature

A

serontonin syndrome main symptom

25
autonomic nervous system
involuntary, unconscious nervous system
26
atonic colon
what is the most concerning irritant/stimulant laxative side effect
27
colloids, saline cathartics; water retention and intestinal distention
what are the types of bulking agents and how do they work?
28
chloride channel activators
prostaglandin derivative that stimulates intestinal fluid secretaions; used in chronic constipation and IBS w/ constipation
29
antimotility agents and absorbents
antidiarrheal drug classes
30
near 4th ventricle outside of BB barrier, medulla, afferents, cortex inpus, peripheral inputs
what are the 5 emetic control centers?
31
tron
what is the ending of the anti-serotonin 5HT drugs?
32
corticosteroids, cannabinoid, benzodiazepines
other drugs useful for nausea
33
cholinergic agents, dopamine receptor antagonists, serotonin receptor modulation, motilin-like agents
GI motility agents- prokinetics
34
agonists, and acetycholinesterase inhibitors
how do the cholinergic agents work?
35
metoclopramide
dopamine receptor antagonist that helps with GI motility and migraines
36
Cisapride, metoclopramide, ondansetron
serotonin receptor modulators
37
macrolide abx like: erythromycin, oleandomycin, azithromycin - diabetic gastroparesis, expel bezoars clarithromycin
what are the motilin like agents are when are they indicated
38
metformin, GLP-1. sodium-glucose cotransporter 2 inhibitors
type 2 diabetic agents that help with modifiying metabolism
39
orlistat
lipase inhibitor what work to modify metabolism
40
amphetamine derivatives, serotonin receptor agonists, anti-convulsants
anorectic drug classes
41
chronic pain, quit smoking, weight loss
atypical anticonvulsant uses
42
morbid obesity, failure of lifestyle modifications
when to use anorectic agents