[Pharmacological properties of the nicotinic ester of codeine and of morpholinylethylmorphine].
D003061:Codeine / Q000031:analogs & derivatives; D006801:Humans; D009022:Morphine Derivatives; D009025:Morpholines
D009022:Morphine Derivatives; D009025:Morpholines; C008872:pholcodine; D003061:Codeine
CODEINE/related compounds; MORPHINE/related compounds