title: Further evidence for a central site of action for the antinociceptive effect of clonidine-like drugs.
mesh_terms: D000818:Animals; D003000:Clonidine / Q000008:administration & dosage / Q000031:analogs & derivatives* / Q000494:pharmacology*; D007276:Injections, Intraventricular; D008297:Male; D051379:Mice; D010146:Pain / Q000188:drug therapy*
chemical_list: D003000:Clonidine