title: Lofexidine in abrupt methadone withdrawal.
mesh_terms: D003000:Clonidine / Q000031:analogs & derivatives* / Q000627:therapeutic use; D006801:Humans; D008297:Male; D008691:Methadone / Q000009:adverse effects*; D013375:Substance Withdrawal Syndrome / Q000517:prevention & control*
chemical_list: D003000:Clonidine; D008691:Methadone; C025655:lofexidine