Ge X, Henningfield JE, Siddhanti S, Jobes J, Lu L, Xie S, Ziola M, Kelsh D, Vince B, Di Fonzo CJ, Tagliaferri M, Zalevsky J, Doberstein SK, Hoch U, Eldon MA
To evaluate the human abuse potential, pharmacokinetics, pharmacodynamics, and safety of oral NKTR-181 (oxycodegol), a novel full mu-opioid receptor agonist, relative to oral oxycodone.