Patients' experience and utilization patterns of diclofenac gel in Germany: a real-world study with a prospective longitudinal survey and a retrospective analysis of pharmacy data.

Objective: Describe and characterize treatment patterns, satisfaction, improvement in pain and functional impairment (health-related quality of life [HRQoL]) in users of over the counter (OTC) Voltaren gel diclofenac (VGD) 2.32% and 1.16% in a real-world setting.