following an open trial of clonidine hydrochloride ( 3 to 8 micrograms/kg/day for 12 weeks ) , we studied the behavioral , cardiovascular , and neurochemical effects of abrupt clonidine withdrawal in seven patients with tourette 's syndrome aged 9 to 13 years .
C0546860
clonidine hydrochloride
C0040517
tourette 's syndrome