She seems to have high risk Proliferative diabetic retinopathy. Please do not rely on Homeopathic medicines for a problem of this magnitude. If the lasers are possible then lasers should be done. Surgery is indicated if there is Vitreous haemorrhage( bleed in ocular gel) of more than 1 month duration, If She has Macular Tractional retinal detachment, combined retinal detachment or in some cases for non resolving retinal swelling(edema).

Hello She must be having Proliferative diabetic retinopathy At this stage, we have two options depending on condition of retina.. Laser and surgery Non homeopathic medicine will help her in this condition.. Kindly don't delay the treatment Kindly share her case file and test reports so that I may guide you better Regards