methods: the interventional study with the control group to evaluate effects of tdcs in upper limb function recovery programs in 20 ischemic stroke inpatients of the intervention group and 20 inpatients of the control group at the center rehabilitation of bach mai hospital from january 2020 to june 2020. results: the intervention group has the limb function on the arat scale increased 14, 7%; and independence in daily activities according to barthel index improved 41 points and was higher than the control group, the barthel index change is statistically significant with p <0.05.