Lecithin-iodine complex tablet is an oral drug, and its efficacy and function are very comprehensive and embodied in the following aspects. On the one hand, it can activate the thyroid gland and enhance the metabolism of cells, so that the body-related problems can be well improved. On the second hand, its efficacy and function lies in that it can treat metabolic abnormalities in the retina, visual dysfunction or various diseases in the eyes. For example, when hemorrhagic retinitis occurs, this drug can be used to improve eye diseases. On the third hand, the efficacy and function of lecithin-iodine complex tablets is that it can promote the respiration and metabolism of retinal tissue cells, and then improve the corresponding metabolic problems in the eyes. This is the efficacy and function of lecithin complex iodine tablets. Now we know that the main efficacy of this drug is to improve eye diseases, such as retinal hemorrhage, slow metabolism of eye cells, chloasma in the eye or unhealthy retinal blood vessels.