Drugs Acting on the GIT Flashcards
group of drugs to promote vomiting
emetics
emetic of choice for dogs
apomorphine
induces vomiting in cats
xylazine
example of peripheral acting emetic
hydrogen peroxide
group of drugs used to control vomiting
antiemetics
drugs that control the chemoreceptor trigger zone and CNS control of emesis used as antiemetics for apomorphine and xylazine
CHLORPROzine, PROCHLORPERAzine, PROMETHAzine
antihistamine, used for preventing motion sickness induced vomiting in cats and dogs
Diphenhydramine, Dimenhydrinate, Meclizine
5-HT3 receptor antagonists, tx for severe nausea caused by chemotherapy, chemoreceptor trigger zone (CRTZ) and vagal nerve stimulation center
DOLAsetron, GRANIsetron, ONDANsetron
neurokinin (NK1) receptor antagonist, stops vomiting centers
Maropitant
GI prokinetic agent, stimulates upper GI motility to reduce vomiting
Metoclopramide
histamine is secreted by
Enterochromaffin like cells
chief cells secrete
pepsinogen, gastric lipase, leptin
D cells secrete
somatostatin
produce ghrelin, obestatin, serotonin abd atrial natriutic peptide
enterochromaffin cells
produce mucus and bicarbonate
mucous cells
secrete gastrin
G cells
ions secreted at the basal side of the parietal cells in exchange to chloride
Bicarbonate ions
used as treatment for GI ulcers/erosion
Omeprazole
proton-pump inhibitor with similar effect to famitidine (?) and/or omeprazole, but omeprazole is considered to be more effective
Pantoprazole
secretion of histamine are reduced by
somatostatin and prostaglandins