There are many causes of dizziness and vertigo when standing up suddenly while sitting, and different treatments are adopted according to different causes. If the patient stands up dizziness and dizziness caused by postural hypotension, we should measure the blood pressure in sitting position and standing position, if the difference between the blood pressure is more than 20mmHg, then the diagnosis of postural hypotension will be confirmed, and we can eat the food that promotes the elevation of the blood pressure, such as red ginseng, ginseng, and at the same time we should be slow when we stand up, and we can support the bed or the crutches to stand up slowly, and we should take Midodrine tablets to elevate the blood pressure if necessary. If it is due to posterior circulation ischemia caused by standing up dizziness, dizziness, to do cranial magnetic resonance examination, at the same time, drug treatment, can be given to aspirin, clopidogrel antiplatelet aggregation, atorvastatin or reseruvastatin lipid-lowering, plaque stabilization, and vasodilator drugs to improve the posterior circulation ischemia.