Dextran is widely used in clinical practice, mainly for the treatment of mild or moderate anxiety disorders, as well as menopausal syndromes, such as phytonadic disorders, patients with panic, sweating, chest tightness, dizziness and headache. Mild and moderate patients taking Dextran orally are more effective, and the effect is faster. The main side effects of Dextran are tremors of the limbs, some patients may experience tremors of the hands after taking Dextran for about 3 months, and an increase in blood pressure, so it is important to monitor blood pressure between oral doses of Dextran, especially for patients with hypertension, and to consider discontinuing Dextran if blood pressure increases by 10%-20% compared to usual.