May 10, 2025, Filed Under: 2015Hypocretin receptor 2 antagonism dose-dependently reduces escalated heroin self-administration in rats Citation: Brooke E. Schmeichel, Estelle Barbier, Kaushik K. Misra, Candice Contet, Joel E. Schlosburg, Dimitri Grigoriadis, John P. Williams, Camilla Karlsson, Caleb Pitcairn, Markus Heilig, George F. Koob, and Leandro F. Vendruscolo. “Hypocretin receptor 2 antagonism dose-dependently reduces escalated heroin self-administration in rats.” Neuropsychopharmacology: Official Publication of the American College of Neuropsychopharmacology, 40, 5, Pp. 1123–1129. DOI