US pharmacy pricing
Pfizerpen Cost Without Insurance — US Pharmacy Price Guide
Lowest price found · US pharmacies
$7.72/fill
for Penicillin G Potassium, across the pharmacies in our data
US pharmacy prices — 5,000,000 units per vial
| Pharmacy | Discount-card price | Regular cash price | Average retail |
|---|---|---|---|
 Kroger Pharmacy | $7.72Lowest | $10.72 | $1.46 |
 Harris Teeter Pharmacy | $7.72Lowest | $10.72 | $1.46 |
 Walmart Neighborhood Market | $8.19 | $11.19 | $1.46 |
 Walmart Pharmacy | $8.19 | $11.19 | $1.46 |
 Walgreens | $8.83 | $11.83 | $1.46 |
 CVS Pharmacy | $18.38 | $21.38 | $1.46 |
 Publix | $18.85 | $21.85 | $1.46 |
"Discount-card price" reflects a standard prescription discount card, not insurance. Prices change often — confirm at the pharmacy before filling.
Interchangeable forms
Per RxNorm (U.S. National Library of Medicine), these share the same active ingredient and strength as Penicillin G Potassium.
Frequently asked questions
How much does Penicillin G Potassium (Pfizerpen) cost without insurance?
At the US pharmacies in our data, the lowest listed discount-card price for Penicillin G Potassium is around $7.72. Prices vary by pharmacy, dosage, and pack size, so use the table above to compare specific options near you.
Is a generic version of Penicillin G Potassium available?
Generic and brand-name pricing for Penicillin G Potassium 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.
What determines the cost of Pfizerpen for patients with insurance?
The copay or coinsurance for Pfizerpen varies widely based on an individual's specific insurance plan and the pricing set by the healthcare facility administering the injection. Since this medication is given by a professional in a clinical setting, patients do not typically purchase it from a retail pharmacy. Some patients may find that using a prescription discount card provides a predictable alternative price.
Is Pfizerpen covered under Medicare plans, and what are the potential costs?
Pfizerpen is generally covered under Medicare Part D and Medicare Advantage prescription drug plans. For beneficiaries without coverage, or those facing high out-of-pocket costs, the price may be reduced through available discount coupons or savings programs. Patients should consult with their hospital or clinic's financial counselor to explore all potential cost-saving options.
Are generic versions of Pfizerpen available?
Yes. The active ingredient in Pfizerpen, penicillin G potassium, is available as a generic product from several manufacturers. Other brand-name injectable penicillins, such as Bicillin and Permapen, are also on the market. Savings options, including coupons, are frequently available for both the generic and alternative brand-name versions of this antibiotic.