Keywords: CP8, Capsaicin 8% patch; CPSP, chronic post-surgical pain; IASP, International Association for the Study of Pain; NP, Neuropathic Pain; NPRS, Numeric Pain Rating Scale; NSAIDs, non-steroidal anti-inflammatory drugs; TRPV-1, Ttransient Receptor Potential Vanilloid-1; capsaicin; melanoma; neuropathic pain.