Impact of the introduction of generic latanoprost on glaucoma medication adherence.

ABSTRACT:

Purpose

To assess possible changes in medication adherence to prostaglandin analog (PGA) regimens among patients with open-angle glaucoma (OAG) after the initial introduction of generic PGAs.

Design

Longitudinal cohort analysis.

Participants

Patients older than 40 years with OAG continuously enrolled in a nationwide managed-care network during 2009-2012 who used PGAs.

Methods

Mean adherence rates were calculated for topical PGA use during the 18 months before the introduction of generic latanoprost (September 2009-February 2011) and the 18 months after generic latanoprost became available (July 2011-December 2012). The rates were compared between persons who continued to use brand-name PGAs once generic latanoprost became available and others who switched to ge

SUBMITTER: Stein JD 

PROVIDER: S-EPMC4518849 | biostudies-literature | 2015 Apr

REPOSITORIES: biostudies-literature