Synthetic analgesics: III. Methadols, isomethadols, and their acyl derivatives.
D000700:Analgesics; D008691:Methadone / Q000031:analogs & derivatives; D008692:Methadyl Acetate
D000700:Analgesics; D008692:Methadyl Acetate; D008691:Methadone
METHADON/derivatives