| Y49.0 | Tricyclic and tetracyclic antidepressants 
 | 
	| Y49.1 | Monoamine-oxidase-inhibitor antidepressants 
 | 
	| Y49.2 | Other and unspecified antidepressants 
 | 
	| Y49.3 | Phenothiazine antipsychotics and neuroleptics 
 | 
	| Y49.4 | Butyrophenone and thioxanthene neuroleptics 
 | 
	| Y49.5 | Other antipsychotics and neuroleptics 
 
Excludes:
rauwolfia ( Y52.5 ) 
 | 
	| Y49.6 | Psychodysleptics [hallucinogens] 
 | 
	| Y49.7 | Psychostimulants with abuse potential 
 | 
	| Y49.8 | Other psychotropic drugs, not elsewhere classified 
 | 
	| Y49.9 | Psychotropic drug, unspecified 
 |