Welcome to HCM
We understand your concerns
TB is cured, having sight problems, eye surgeon could not find any troubles with eyes, prescribed neurobion
What else your eye surgeon suggested?
Neurobion is usually prescribed for neurological and other disorders associated with metabolic functions influenced by B-Complex vitamins
In your case 30 days course itself may cure the problem.
Your eye surgeon is the best jugde.
Stick to him and let him advice further action.