Updated UHC/Oxford Prescription Drug List (PDL) Effective 9/1/22 bonetaj@pgpbenefits.com 2 years ago Click on the links below to access the updated PDL and supporting materials from UHC/Oxford effective September 1, 2022. Advantage 3-Tier PDL 9.1.22 Advantage 3-Tier Member Update Summary 9.1.22