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<a accesskey="3" href="page.php?w=Mechanism_of_action&amp;p=2">3.Next</a>
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<p>In <a href="page.php?w=pharmacology">pharmacology</a>, the term <b>mechanism of action</b> (<b>MOA</b>) refers to the specific biochemical <a href="page.php?w=Drug_interaction">interaction</a> through which a <a href="page.php?w=Medication">drug</a> substance produces its <a href="page.php?w=pharmacological_effect">pharmacological effect</a>.  A mechanism of action usually includes mention of the specific molecular targets to which the drug binds, such as an <a href="page.php?w=enzyme">enzyme</a> or <a href="page.php?w=receptor_%28biochemistry%29">receptor</a>.</p><p>
<a accesskey="3" href="page.php?w=Mechanism_of_action&amp;p=2">3.Next</a>
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