Capsaicin 8% for Peripheral Neuropathic Pain Treatment: A Retrospective Cohort Study.

Background: Chronic neuropathic pain is a disabling condition that affects quality of life. Despite recommendations and guidelines, treatment remains suboptimal as it often does not result in significant symptom relief. Capsaicin 8% patch has been used for the treatment of several peripheral neuropathic pain etiologies with encouraging results.