“Oral Nalbuphine Extended-Release Is Effective in Severe Prurigo Nodularis–Associated Pruritus: Results From a Phase 2b 3, Double-Blind, Placebo-Controlled Study”. SKIN The Journal of Cutaneous Medicine 6, no. 6 (November 16, 2022): s103. Accessed May 2, 2026. https://skin.dermsquared.com/skin/article/view/1862.