A hundred policy makers, regulatory officials, and health care providers from Central and South America experiment with a new technology for detecting falsified medications.  Paper analytical devices (PADs) are employed to determine which sample of a tuberculosis medication has been adulterated with maize meal, and which contains a substitute drug.  The 90 minute workshop was given during the 5th Future Trends in Latin American Healthcare meeting in Merida, Mexico, October 21-23, 2015.