The Food and Drug Administration's capricious requirements cause pharmaceutical companies to spend millions needlessly, trying to jump through federal hoops. And even if they do everything the FDA requires, there is no guarantee that the drug will be approved. Another problem with the FDA is that it will not approve drugs unless the drugs are directed at specific diseases. If you're healthy and there is a drug that can make you even healthier, the FDA is not going to approve it. Of course, you can conduct your own research, but here, too, are difficulties you will have to overcome.
Costs can also be prohibitive.
You can bring smart drugs back over the border with you without any trouble, but when you do, Posner has some advice for you. The key word is medication . It is a strange fact, but the most complex object human beings have ever discovered is right inside their own skulls. It has been estimated that there are more electrical connections in one human brain than in all the electrical appliances on the entire earth. Given the brain's complexity and mystery, anyone who wants to experiment with theirs would be wise to exercise great caution.