FDA warns test companies not to tell patients about gene-drug links – STAT

The FDA is concerned that unsupported claims about gene-drug links could be dangerous, spurring patients to start, stop, or switch medicine inappropriately.
— Read on www.statnews.com/2019/08/28/fda-warns-pharmacogenetic-testing-companies/

FDA should support this in order to minimize pharmacodynamics and pharmacokinetics.