Tamper Resistant Prescription Pads Letter from DHS, RI Pharmacists Association and the RI Medical Society re: Tamper Resistant Prescription Pads- News on Tamper-Resistant Prescription Pads Please visit the American Pharmacists Association for more information. "FAQ's from CMS on Tamper-Resistant Prescription Pad Law" CMS has created a Fact Sheet, March 2008 for pharmacists outlining what resources are available to assist pharmacists with understanding the requirements for Tamper Resistant Prescription Pads. The National Association of Medicaid Directors website contains information about Tamper Resistant Prescription Pads (TRPP) as well as a list of vendors.