Disclaimer: It is important to accept the fact that just as patients are different from each other in terms of age, general condition, original vision, gene type, retina condition (whether have any complications), the final effects of will also vary from patient to patient. Furthermore, some effects may be noticed very soon, that many of the effects of treatment may only be seen gradually, and over a period of months.As medical science is not an exact science, we cannot guarantee the percentage of improvement in advance.