Spots after sun exposure can be treated with topical medication and laser treatment. Sun spots are usually caused by excessive exposure to ultraviolet rays, which leads to abnormal metamorphic reaction of the skin, resulting in skin pigmentation, thus leading to the formation of color spots. Generally sun spots can be improved by topical medication and laser treatment. Commonly used topical drugs include 3% hydroquinone cream, tranexamic acid, etc. Laser treatment is usually through selective photothermolysis to decompose the pigmentation of the skin and then remove it with the metabolism of the human body, so as to get rid of sun spots. At the same time, strict sun protection. If the symptoms of sun spots appear, you should go to the regular hospital in time, and the specialist doctor will make individualized treatment plan according to the specific situation, so as not to delay the condition.