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

Get Magnesium Oxide for as low as $2.37, which is 84% off the average retail price of $14.72 for the most common version, by using a GoodRx coupon.
| Dosage | Quantity | Retail price | GoodRx price |
|---|
| 400mg | 90 tablets | $11.65 | $2.37 |
GoodRx coupon prices last updated on 05/01/26.