Redness, that is, facial capillary dilatation, repair redness of the method of external drugs and laser treatment. Due to different personal constitution and condition, there is no such thing as the best method. 1. Topical medications: mainly use vasoconstrictor drugs, such as brimonidine eye drops, hydroxymetazoline eye drops. But need to be used under the guidance of a doctor. 2. Laser treatment: laser removal of red blood cells is less traumatic, postoperative recovery time is short, fewer side effects, the general maintenance time is more durable. By personal constitution, operation standard, postoperative care and other factors, the effect and maintenance time of different patients after the operation will be different. In addition, it is also necessary to find the causative factors and avoid them, such as the long-term use of drugs or cosmetics containing hormones, and frequent exposure to the sun. Those who have red blood cells need to go to regular hospitals and be treated under the guidance of medical professionals.