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Chemical Interactions

By

Abimbola Farinde

, PhD, PharmD, Columbia Southern University, Orange Beach, AL

Last full review/revision Jun 2021| Content last modified Jun 2021
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Some drugs produce effects without altering cellular function and without binding to a receptor. For example, most antacids decrease gastric acidity through simple chemical reactions; antacids are bases that chemically interact with acids to produce neutral salts. The primary action of cholestyramine, a bile acid sequestrant, is to bind bile acids in the gastrointestinal tract.

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Drug Excretion
Most drugs are excreted by the kidneys, and some are excreted by the biliary system. Which of the following are NOT excreted by the kidneys or biliary system? 
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