Prescription savings
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Medication discounts

Get Metformin ER (Glumetza) for as low as $45.85, which is 99% off the average retail price of $5,464.59 for the most common version, by using a GoodRx coupon.
You can save more on select medications with GoodRx Companion. See which medications are eligible.

| Dosage | Quantity | Retail price | GoodRx price |
|---|---|---|---|
| 500mg | 90 tablets | $5,253.99 | $42.48 |
| 1000mg | 90 tablets | $10,820.09 | $47.34 |











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Popular offers
250+ medications are free, with hundreds more under $10. Plans start at $9.99/mo. (when paid yearly). Terms apply.
GoodRx coupon prices last updated on 10/26/26.