Variation in Prostaglandin Analog Prices Paid for Through Medicare Part D

Objective:Determine the prices and price variation of the prostaglandin analogs (PGAs) used in the United States and examine their trends from 2013 to 2016 using Medicare Part D data.Design:This is a retrospective cross-sectional study.Participants:All ophthalmologists and optometrists in all 50 sta