Pharmacogenetic testing: Cytochrome P450 enzymes

Should we order genetic testing for our patients? There has been a lot of hype, confusion, and misinformation about pharmacogenetic/ pharmacogenomic testing. Here, let’s look at just one aspect of such testing–evaluating the genes that code of cytochrome P450 isoenzymes that metabolize specific psychotropic medications. As in many things, I think those who routinely do…