Acupuncture Lowering Blood Pressure for Secondary Prevention of Stroke

Inclusion Criteria: * Patients with the first time ischemic stroke * Patients meet the TCM diagnosis standard of Stroke * Patients meet the diagnosis standard of hypertension, taking only 1 type of antihypertensive drugs for at least 2 weeks before admission,corresponding to systolic pressure ranging from 140 to 160mmHg and Diastolic ranging from 90-100mmHg. * The course of Ischemic stroke ranging from 2 weeks to 6 weeks . * Men or Women Aged between 35 and 70 years old. * Patients who are willing to participate in our clinical trial agree to sign the informed consent form. Exclusion Criteria: * Patients who have been diagnosed with secondary hypertension. * Patients have taken beta blockers or diuretics or non dihydropyridine calcium channel blocker （NDHP-CCB）for a long time because of cardiovascular disease. * Patients who taking 1 type of antihypertensive drugs,blood pressure under 140/90mmHg. * Patients accompanied with other neurological disorders,such as epilepsy, peripheral nerve injury, * Patients accompanied with severe medical condition such as severe hematopoietic system disease, coagulation dysfunction and malignant tumor. * Patients accompanied with diabetic nephropathy,severe liver and renal insufficiency,severe cardiac or pulmonary dysfunction,severe arrhythmia. * Patients who have occured skin infections near the acupoint location. * Pregnant or breast-feeding women. * Patients who currently participate in another clinical trial.