Gastrointestinal drugs
Gastrointestinal drugs
Just the facts
In this chapter, you’ll learn:
- classes of drugs used to improve GI function
- uses and varying actions of these drugs
- how these drugs are absorbed, distributed, metabolized, and excreted
- drug interactions and adverse reactions to these drugs.
Drugs and the GI system
The GI tract is basically a hollow, muscular tube that begins at the mouth and ends at the anus; it encompasses the pharynx, esophagus, stomach, and the small and large intestines. Its primary functions are to digest food and absorb nutrients and fluids and excrete metabolic waste.
Getting on tract
Classes of drugs used to improve GI function include:
- peptic ulcer drugs
- adsorbent, antiflatulent, and digestive drugs
- obesity drugs
- antidiarrheal and laxative drugs
- antiemetic and emetic drugs.
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