If the myopia is pseudomyopia 100 degrees, you can consider treating it with topical eye drops and rational eye use. If it is true myopia 100 degrees, most of them are irreversible, and no effective treatment has been found in the clinic. Pseudomyopia occurs mostly due to ciliary muscle spasm, therefore, ciliary muscle spasm can be relieved by topical eye drops of dilated eye medication and rational eye use, then, accordingly, pseudomyopia can be treated. Dilating eye drops include 0.01% atropine drops, etc. Reasonable eye use mainly refers to reducing the time of close-distance eye use, so that the eyes get enough rest, etc. True myopia is mostly caused by myopia, but it is also caused by myopia. True myopia is mostly caused by the growth of the eye axis, and no method has been found to shorten the eye axis. Therefore, true myopia often needs to be corrected by wearing glasses, and no effective treatment has been found. It is recommended that the child should seek medical advice for treatment or correction as prescribed by the doctor.