Repaglinide- monotherapy or combined with metformin
binds to ATP dependent potassium channel like sulfonyls but at different site.
Unlike sulfonyls, it decreases insulin levels
Dose 30 min before meal to decrease postprandial hyperglycemia
Diabetes medications
CHF medications
Diabetes mellitus 
Tono-Pen use
Hypertension 
Drugs of abuse
Intravenous drug use
Metformin