What effect does Shapu Aisi eye drops have on senile cataract?

Shapu Aisi is an eye drop specially used to treat cataract, and its effect is widely praised. The aldose reductase inhibitor contained in Shapu Aisi can inhibit the activity of cataract and achieve the purpose of treating cataract. My grandfather used to have cataracts, but later he used Shapu Aisi eye drops, and he saw things much better. Now he is basically well. And now many old people use this. After listening to their words, their eyes are much better and they can see things more clearly. So you can use it safely.