Magnesium (Magnesium Sulfate) Rx Price Comparison: US vs Canada

Our most recent US pharmacy data shows a low of roughly $4.21 for Magnesium Sulfate with a standard discount card. That figure moves with dosage and quantity — check the comparison table for the exact combination you need.

Drug pricing is set separately in each country through different negotiation, regulatory, and distribution systems, so the same medication can legitimately carry different price tags on either side of the border. Check the comparison table above for the specific numbers on Magnesium Sulfate.

Generic and brand-name pricing for Magnesium Sulfate is broken out in the tables above where both exist in our data. Generic versions are typically the lower-cost option, but availability depends on the specific formulation and dosage.

Standard health insurance plans typically do not cover over-the-counter medications like magnesium sulfate, as they are usually purchased without a prescription. In some cases, if a healthcare provider writes a prescription, coverage might be possible, but this is not common. For most patients, using a pharmacy savings card or manufacturer coupon is the most affordable option to reduce the cash price.

Magnesium sulfate is the generic name for this medication. It is manufactured by companies such as Pfizer Inc. and X-GEN Pharmaceuticals, Inc. The most familiar brand-name version is Epsom Salt.

Magnesium sulfate is an electrolyte solution primarily used to treat hypomagnesemia, a condition of low magnesium levels in the blood. It may also be prescribed to help prevent or control seizures in pregnant individuals with conditions like preeclampsia or eclampsia. While magnesium is normally obtained through diet, factors such as alcoholism, malnutrition, or certain medications can lead to a deficiency. This supplement works by providing a concentrated dose of magnesium. It is often administered intravenously, and patients using it at home should receive thorough instructions from their healthcare provider on proper preparation and administration. The dosage is carefully determined based on an individual's medical condition and response to therapy. Patients should always consult their doctor or pharmacist for specific guidance on use and dosage.