the sigma receptor , which is labeled with ( + ) - [ 3h ] 3- ( 3-hydroxyphenyl ) -n- 1- ( propyl ) piperidine [ ( + ) - [ 3h ] 3-ppp ] , is a site that binds several psychotomimetic opiate benzomorphans and certain antipsychotics , such as haloperidol .
C0040615
antipsychotics
C0018546
haloperidol