He needs better
sugar control.
Since the medication is recently upgraded, it mught come under control in some time.
He can take Tab Cobadex CZS once a day for 2 months.
Next Steps
Check sugars intermittently random and fasting and 2 hour post meal readings with glucometer
Diet -
High protein. Low carbohydrate.
no
sugar, jaggery, rice, bakery products, packaged foods, fried foods and fruit juices.
Health Tips
Start strength training exercises for him. it helps to maintain muscle mass and improves insulin sensitivity.
If pure vegetarian, get a Vit
B12 and folate levels done to see if he needs specific nutrient supplementation.