Fake pharmaceuticals are a growing problem. The Food and Drug Administration (FDA) is the front line agency involved in the fight against fake pharmaceuticals and has developed CD-3, a counterfeit detection device that provides a real time, low cost, portable solution that can be deployed almost anywhere. (see Youtube video).
https://www.youtube.com/watch?v=mfYUkiKAJvA
CD-3 is intended as a low-cost and effective counterfeit drug-testing tool that is used by 50 FDA field laboratories.