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It depends on the type of tablet or capsule formulation. whether tablet is extended release form, mouth dissolving, water soluble, etc. Similarly capsules are chewed, enteric coated like antacids, sugar coated, double layered, etc As far as Diabetes
is concerned , Vit B Complex and Antioxidants
are very essential and helpful. Also try newer drugs like L-Carnitine, etc.Good Luck. !!!!!