Difelikefalin (CR-845; FE-202845) acetate is a peripherally restricted and selective agonist of kappa opioid receptor (KOR). Difelikefalin acetate produces anti-inflammatory effects and has the potential in modulating pruritus in conditions such as chronic kidney disease[1][2].
References
[1] Steven Fishbane, et al. Randomized Controlled Trial of Difelikefalin for Chronic Pruritus in Hemodialysis Patients. Kidney Int Rep. 2020 Jan 28;5(5):600-610. DOI:10.1016/j.ekir.2020.01.006 [2] Steven Fishbane, et al. A Phase 3 Trial of Difelikefalin in Hemodialysis Patients With Pruritus. N Engl J Med. 2020 Jan 16;382(3):222-232. DOI:10.1056/NEJMoa1912770
