I would be in a position to answer your query if you could provide following details:-
What are your sugar levels with Insulin? Fasting and Post meal.
What is the name of Insulin you are taking?
What is the dosage of Insulin? How many times per day?
Name of other tablets you are on apart from Insulin? And their timings?
Are you on any other anti-diabetic tablets? If so please quote them along with their timing.
What is your Creatinine
In last six years, have you ever consumed tablets for diabetes
before Insulin was started?