Syrup methadone consumption by rats.
D000818:Animals; D001519:Behavior; D004327:Drinking Behavior; D006801:Humans; D008297:Male; D008691:Methadone; D014677:Pharmaceutical Vehicles; D051381:Rats; D012996:Solutions; D013375:Substance Withdrawal Syndrome; D019966:Substance-Related Disorders
D014677:Pharmaceutical Vehicles; D012996:Solutions; D008691:Methadone