The effect of N-demethylation on certain pharmacologic actions of morphine, codeine, and meperidine in the mouse.
D000818:Animals; D003061:Codeine / Q000031:analogs & derivatives; D008614:Meperidine / Q000031:analogs & derivatives; D051379:Mice; D009020:Morphine; D009022:Morphine Derivatives
D009022:Morphine Derivatives; D009020:Morphine; D008614:Meperidine; D003061:Codeine
CODEINE/derivatives; MEPERIDINE/derivatives; MORPHINE/derivatives