Flashcards in Copy of GI - Sheet1 (1) Deck (23)
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1
Cimetidine
1) peptic ulcer, gastritis, mild esophageal reflux
2) H2 blocker: reversibly blocks histamine H2 receptor --> decr H+ secretion by parietal cell
3) potent cyt P450 inhibitor (Rx interactions); anti-androgenic effects (prolactin release, gynecomastia, impotence, decr libido in males); can X BBB (confusion, dizziness, HA) + placenta; decr renal exretion of Cr
4) N/A
2
Ranitidine
1) peptic ulcer, gastritis, mild esophageal reflux
2) H2 blocker: reversibly blocks histamine H2 receptor --> decr H+ secretion by parietal cell
3) decr renal exretion of Cr
4) N/A
3
Famotidine
1) peptic ulcer, gastritis, mild esophageal reflux
2) H2 blocker: reversibly blocks histamine H2 receptor --> decr H+ secretion by parietal cell
3) decr renal exretion of Cr
4) N/A
4
Nizatidine
1) peptic ulcer, gastritis, mild esophageal reflux
2) H2 blocker: reversibly blocks histamine H2 receptor --> decr H+ secretion by parietal cell
3) decr renal exretion of Cr
4) N/A
5
Omeprazole
1) peptic ulcer, gastritis, esophageal reflux, Zollinger-Ellison syn
2) proton pump inhibitor: irreversibly inhibits H+/K+ ATPase in stomach parietal cells
3) incr risk fo C. difficile infct + pneumonia; hip fractures; decr serum Mg2+ w/ long-term use
4) N/A
6
Lansoprazole
1) peptic ulcer, gastritis, esophageal reflux, Zollinger-Ellison syn
2) proton pump inhibitor: irreversibly inhibits H+/K+ ATPase in stomach parietal cells
3) incr risk fo C. difficile infct + pneumonia; hip fractures; decr serum Mg2+ w/ long-term use
4) N/A
7
Esomeprazole
1) peptic ulcer, gastritis, esophageal reflux, Zollinger-Ellison syn
2) proton pump inhibitor: irreversibly inhibits H+/K+ ATPase in stomach parietal cells
3) incr risk fo C. difficile infct + pneumonia; hip fractures; decr serum Mg2+ w/ long-term use
4) N/A
8
Pantoprazole
1) peptic ulcer, gastritis, esophageal reflux, Zollinger-Ellison syn
2) proton pump inhibitor: irreversibly inhibits H+/K+ ATPase in stomach parietal cells
3) incr risk fo C. difficile infct + pneumonia; hip fractures; decr serum Mg2+ w/ long-term use
4) N/A
9
Dexlansoprazole
1) peptic ulcer, gastritis, esophageal reflux, Zollinger-Ellison syn
2) proton pump inhibitor: irreversibly inhibits H+/K+ ATPase in stomach parietal cells
3) incr risk fo C. difficile infct + pneumonia; hip fractures; decr serum Mg2+ w/ long-term use
4) N/A
10
Bismuth
1) incr ulcer healing, traveler's diarrhea
2) bind ulcer base to provide physical protection + let HCO3- secretion re-establish pH gradient in mucus layer
3) N/A
4) N/A
11
Sucrafate
1) incr ulcer healing, traveler's diarrhea
2) bind ulcer base to provide physical protection + let HCO3- secretion re-establish pH gradient in mucus layer
3) N/A
4) N/A
12
Misoprostol
1) prevent NSAID-induced peptic ulcers; maintenance of patent ductus arteriosus; also induce labor (ripens cervix)
2) PEG1 analog: incr production + secretion of gastric mucus barrier; decr acid production
3) diarrhea; contraindicated in women of childbearing age (abortifacient)
4) N/A
13
Octreotide
1) acute variceal bleeds, acromegaly, VIPoma, carcinoid tumors
2) long-acting somatostatin analog
3) nausea, cramps, steatorrhea
4) N/A
14
Aluminum hydroxide
1) esophageal reflux dz's
2) antacid
3) can affect absorption, bioavail or urinary excretion of other Rx by altering gastric + urinary pH or by delaying gastric emptying; hypokalemia; constipation + hypophosphatemia; proximal musc weakness; osteodystrophy; seizures
4) N/A
15
Magnesium hydroxide
1) esophageal reflux dz's, constipation
2) antacid; osmotic laxative: provide osmotic load to draw out H2O
3) can affect absorption, bioavail or urinary excretion of other Rx by altering gastric + urinary pH or by delaying gastric emptying; hypokalemia; diarrhea; hyporeflexia; hypotension; cardiac arrest; diarrhea, dehydration
4) may be abused by bulimics
16
Calcium carbonate
1) esophageal reflux dz's
2) antacid
3) can affect absorption, bioavail or urinary excretion of other Rx by altering gastric + urinary pH or by delaying gastric emptying; hypokalemia; hypercalcemia; rebound incr in acid
4) can chelate + decr effectiveness of other Rx (ie, tetracycline)
17
Magnesium citrate
1) constipation
2) osmotic laxative: provide osmotic load to draw out H2O
3) diarrhea, dehyration
4) may be abused by bulimics
18
Polyethylene glycol
1) constipation
2) osmotic laxative: provide osmotic load to draw out H2O
3) diarrhea, dehyration
4) may be abused by bulimics
19
Lactulose
1) constipation; hepatic encephalopathy
2) osmotic laxative: provide osmotic load to draw out H2O; gut flora degrades this Rx into metabolites (lactic acid, acetic acid) that promote nitrogen excretion as NH4+
3) diarrhea, dehyration
4) may be abused by bulimics
20
Infliximab
1) Crohn's dz, ulcerative colitis, rheumatoid arthritis
2) monoclonal ab to TNF-alpha
3) infct (including reactivation of latent TB); fever; hypotension
4) N/A
21
Sulfasalazine
1) ulcerative colitis, Crohn's dz
2) combo of sulfapyridine (antibacterial) + 5-aminosalicylic acid (5-ASA, anti-inflammatory); activated by colonic bacteria (cleaves bond)
3) malaise; nausea; sulfonamide toxicity; reversible oligospermia
4) N/A
22
Ondansetron
1) control vomiting postoperatively + in pts undergoing CA chemo
2) 5-HT3 antagonist; powerful central-acting antiemetic
3) HA, constipation
4) N/A
23
