Melasma eating tranexamic acid capsule is a certain effect, but need to be used under the guidance of a doctor. Tranexamic acid capsule itself belongs to the hemostatic drugs, clinically used for acute or chronic limited or systemic primary fibrinolytic hyperplasia caused by a variety of bleeding, but also can inhibit cytokine stimulation of melanocytes to reduce the formation of pigmentation, so as to improve the phenomenon of chloasma. Adverse reactions: occasional overdose of the drug caused intracranial thrombosis and bleeding, there may also be diarrhea, nausea and vomiting and other gastrointestinal reactions, allergic to the drug is prohibited. Chloasma is caused by a variety of reasons, such as ultraviolet radiation, cosmetics, skin care products stimulation, endocrine disorders, genetic factors, racial factors and so on. Firstly, we need to identify the causative factors and remove the triggering factors, then treat the symptoms, usually including medication and physical therapy. If you have chloasma, it is recommended to go to the hospital in time for checkup, and the medication should be used under the guidance of the doctor, and you should not abuse the medication by yourself.