| Y45.0 | Opioids and related analgesics 
 | 
	| Y45.1 | Salicylates 
 | 
	| Y45.2 | Propionic acid derivatives Propanoic acid derivatives
 | 
	| Y45.3 | Other nonsteroidal anti-inflammatory drugs [NSAID] 
 | 
	| Y45.4 | Antirheumatics 
 
Excludes:
chloroquine ( Y41.2 ) 
glucocorticoids ( Y42.0 ) 
salicylates ( Y45.1 )
 | 
	| Y45.5 | 4-Aminophenol derivatives 
 | 
	| Y45.8 | Other analgesics and antipyretics 
 | 
	| Y45.9 | Analgesic, antipyretic and anti-inflammatory drug, unspecified 
 |