Dear Doctor , I am diabetic since 25 yeras . I am having retinopathy . Both eyes are havingMod NPDR . Specialy right has DME . I have taken Avstin injections 3 nos. till now .Before injection right eye vision will be 6/16 to 6/18 . After taking Avatin injection it will improve and vision will be 6/6P or 6/9 ( ie after 25 days of injection ) . After 75 days of injection , the vision comes down to 6/18 .Again it improves after injection Like this till now I have taken 4 injections .Is there any other way to treat my eye problem ? How to reduce this macular edema . ?