Mod 9- Drugs affecting GI Secretions Flashcards
Why can NSAIDs cause peptic ulcer disease?
they decrease the protective prostaglandins
These drugs block the release of hydrochloric acid in response to gastrin
Histamine- 2 (H2) antagonists
These drugs interact with acids at the chemical level to neutralize them
Antacids
These drugs suppress the secretion of hydrochloric acid in the lumen of the stomach
Proton Pump Inhibitors
These drugs coat any injured area in the stomach to prevent further injury from acid
GI Protectants
These drugs inhibit the secretion of gastrin and increase the secretion of mucous lining of the stomach providing a buffer
Prostaglandins
These H2 antagonists are approved for use in children (-idine)
famotidine
ranitidine
This PPI is successful in decreasing ulcer formation r/t drugs/ stress in children
Lansoprazole
This drug is an abortifacient and will cause abortion of a fetus
misoprostol
What is the best gastrointestinal drug class for older adults
Proton pump inhibitors
These types of drugs end in “-tidine”
Histamine -2 (H2) antagonists
cimetidine
ranitidine
famotidine
These are used for Treatment of pathological hypersecretory conditions such as Zollinger–Ellison syndrome
H2 Antagonists
T/F there are so many drug interactions with H2 Antagonists a drug guide should be consulted
TRUE
At what time of day would we give H2 Antagonists
Administer oral drug with or before meals and at bedtime
H2 Antagonists Prototype
Cimetidine
These inorganic chemicals neutralize stomach acid by direct chemical reaction
Antacids
These drugs end in “-carbonate”
Antacids
sodium bicarbonate
calcium bicarbonate
Name two antacid salts
Magnesium Salts
Aluminium salts
What is an ADE of antacids
Rebound acidity- stomach becomes alkaline then releases more acid
When would you take antacids in relation to other drugs and why?
It affects the absorption of many other drugs so it should be taken 1 hour before or 2 hours after other drugs