rhesus monkeys , previously subjected to twice-weekly injections of various neuroleptics , subsequently respond to acute im injections of haloperidol with marked bucco-lingual and whole body movement disturbances consisting of mouth opening , protrusion , retraction or curling of the tongue together with writhing movements of the neck , trunk and/or limbs .
C0040615
neuroleptics
C0018546
haloperidol