Starting Dose Guide
Metformin Starting Dose — What to Expect
Always follow your prescriber's specific dosing instructions. Starting doses vary based on your individual health, age, weight, kidney function, and other medications. This is general guidance only.
Common Metformin Doses
500mg (typical start)750mg850mg1000mg
Your prescriber will determine the right starting dose for you.
Starting Metformin — What to Expect Week by Week
- Week 1-2: Start at 500mg. Side effects are most common early — most improve significantly.
- Week 2-4: Your body adjusts. Report persistent or severe side effects to your prescriber.
- Week 4-6: First follow-up appointment — prescriber evaluates response and may adjust dose.
- Month 2+: Stable dosing established. Recheck at 3 months, then annually.