Long-term safety of NGX-4010, a high-concentration capsaicin patch, in patients with peripheral neuropathic pain.
Simpson DM, Gazda S, Brown S, Webster LR, Lu SP, Tobias JK, Vanhove GF. Long-term safety of NGX-4010, a high-concentration capsaicin patch, in patients with peripheral neuropathic pain. J Pain Symptom Manage. 2010 Jun; 39(6):1053-64.