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Get Metformin for as low as $2.75, which is 90% off the average retail price of $28.02 for the most common version, by using a GoodRx coupon.

| Dosage | Quantity | Retail price | GoodRx price |
|---|
| Dosage | Quantity | Retail price | GoodRx price |
|---|
| 500mg | 60 tablets | $43.03 | $2.75 |
| 625mg | 60 tablets | $2,208.00 | $498.86 |
| 750mg | 60 tablets | $2,239.99 | $681.50 |
| 850mg | 180 tablets | N/A | $20.98 |
| 1000mg | 180 tablets | $40.16 | $11.03 |
| 500mg/ 5ml | 300 ml | $227.03 | $96.40 |

GoodRx coupon prices last updated on 04/26/26.
*Prices subject to change without notice. Sales tax may apply and is not included.