Pigmentation is caused by active tyrosinase, acid-base imbalance, acidic body and other factors, which leads to slow metabolism and endocrine disorder and pigmentation. Tranexamic acid tablets can slow down the proliferation of melanocytes and inhibit the synthesis of melanin particles, as well as repair the skin barrier function, which has the effect of removing spots and whitening to a certain extent, but has certain side effects. Tranexamic acid tablets are mainly used to stop bleeding, if used to remove spots, it may lead to gastrointestinal reactions such as diarrhea, nausea and vomiting, and less commonly, menstrual discomfort, mostly due to blood clotting during menstruation. If the drug is applied for a long time, the relevant examination should be carried out regularly, and tranexamic acid tablets are generally not recommended for spot removal. For the treatment of spots, we should try to find the cause of the disease, and make corresponding treatment for different causes. When the causes are removed, the spots will gradually fade away. In daily life, you should take sun protection measures when you go out, preferably wear sun hat and sunglasses, apply sunscreen or sunscreen water, and pay attention to reasonable nutrition, appropriately supplement vitamins A, C, E and zinc and other trace elements, and choose internal and external medicine under the guidance of doctors to achieve better effect of spot removal.