Prescription savings
Stop paying too much for your prescriptions. Compare prices, get pharmacy coupons, and save up to 80%.Resources
About GoodRx
Health conditions
Medications & treatment
Access & affordability
Well-being
Medication discounts

Get Metformin ER (Glucophage XR) for as low as $19.80, which is 88% off the average retail price of $161.95 for the most common version, by using a GoodRx coupon.


| Dosage | Quantity | Retail price | GoodRx price |
|---|
| 500mg | 180 tablets | $89.92 | $17.79 |
| 750mg | 180 tablets | $131.98 | $26.87 |










200+ medications are free, with hundreds more under $10. Plans start at $9.99/mo. (when billed yearly).
GoodRx coupon prices last updated on 07/18/26.