Treatment adherence and persistence with duloxetine,venlafaxine XR,and escitalopram among patients with major depressive disorder and chronic pain-related diseases

Abstract

Objective:

Chronic pain is prevalent in patients with major depressive disorder (MDD). This study compared adherence and persistence rates among MDD patients with comorbid chronic pain-related diseases (CPD, including fibromyalgia, diabetes with neurological manifestations, osteoarthritis, low back pain, and headache) for three antidepressants: duloxetine, venlafaxine XR, and escitalopram.