PDE, a pharmaceutical trade association, facilitates valuable business development interaction, social and networking events within a membership of Pharmaceutical, Med-Device, Chemical, Packaging, Pharmacy Schools, and Allied Trade companies. The PDE enables its members to develop more valuable business and professional relationships through the PDE’s social media channels and a rich schedule of symposiums on contemporary and visionary topics. The PDE is the oldest active trade association in the US, founded in 1861.