Polymyxin B-Trimethoprim is a generic antibiotic eye drop that treats bacterial infections of the eye. The active ingredients in Polymyxin B-Trimethoprim both kill the bacteria causing the infection and prevent their growth. The retail price for Polymyxin B-Trimethoprim is $32.34 per 10, 10ml of 10000units/1mg/ml bottles of spray, but a SingleCare Polymyxin B-Trimethoprim coupon reduces the price of Polymyxin B-Trimethoprim to $9.97 per 10, 10ml of 10000units/1mg/ml bottles of spray at major retailers, pharmacies, and supermarkets.
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SingleCare’s prescription prices are based on multiple sources. The prices we publish are our best estimate, but we cannot guarantee that the price we display will exactly match the price you receive at the pharmacy. For an exact price, please contact your pharmacy and provide the BIN/GRP/PCN numbers shown on your SingleCare card.
Any SingleCare bonus savings, including the $3 signup bonus, may only be used once.
Prices updated: 12/05/2025
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Polymyxin B-Trimethoprim is a generic antibiotic eye drop that treats bacterial infections of the eye. The active ingredients in Polymyxin B-Trimethoprim both kill the bacteria causing the infection and prevent their growth. The retail price for Polymyxin B-Trimethoprim is $32.34 per 10, 10ml of 10000units/1mg/ml bottles of spray, but a SingleCare Polymyxin B-Trimethoprim coupon reduces the price of Polymyxin B-Trimethoprim to $9.97 per 10, 10ml of 10000units/1mg/ml bottles of spray at major retailers, pharmacies, and supermarkets.
Our price history metrics are calculated from aggregate prescription data that we receive from all participating pharmacies. This chart updates daily to show new price fluctuations. If a data point is missing from the chart, it is because we do not have enough data to produce a reliable figure.
| Pharmacy | Polymyxin B-Trimethoprim Retail Price | Polymyxin B-Trimethoprim SingleCare Price |
|---|---|---|
| CVS Pharmacy | $23.00 | $22.80 |
| Walmart | $22.40 | $15.31 |
| Walgreens | $16.33 | $11.41 |
| Kroger Pharmacy | $18.17 | $13.00 |
| Albertsons Pharmacy | $25.70 | $16.20 |
These prices are based on the last month of SingleCare prescription fill data by major pharmacy. This table updates daily to show the most accurate typical prices by pharmacies. If a data point is missing from the table, it is because we do not have enough data to produce a reliable figure.
Polymyxin B-Trimethoprim is a generic antibiotic eye drop that treats bacterial infections of the eye. The active ingredients in Polymyxin B-Trimethoprim both kill the bacteria causing the infection and prevent their growth. The retail price for Polymyxin B-Trimethoprim is $32.34 per 10, 10ml of 10000units/1mg/ml bottles of spray, but a SingleCare Polymyxin B-Trimethoprim coupon reduces the price of Polymyxin B-Trimethoprim to $9.97 per 10, 10ml of 10000units/1mg/ml bottles of spray at major retailers, pharmacies, and supermarkets.
Polymyxin B-Trimethoprim is a generic combination eye drops antibiotic to treat bacterial infections of the eye, including conjunctivitis and conjunctivitis combined with an eyelid infection (blepharoconjunctivitis).
Polymyxin b belongs to a class of antibiotics known as polypeptide antibiotics. These drugs kill bacteria by interfering with their ability to form a cell wall. They can have serious side effects, including nerve and kidney damage, so they are generally used solely in topical medications.
Trimethoprim belongs to a class of antibiotics called folic acid inhibitors. Trimethoprim kills bacteria by preventing them from using folic acid (vitamin B9), which is vital to making the proteins the cell needs to grow and function.
Polymyxin B-Trimethoprim is taken as single eye drops in the affected eye every three hours for seven to ten days.
The most common physical side effects of Polymyxin B-Trimethoprim are site reactions and include stinging or burning on the surface of the eye, redness, itchiness, and eye pain. These site reactions may persist for several hours. Allergic reactions are common and include swelling of the eyelid, itching, redness, tears, and a rash around the eye. This is not a complete list of side effects that may occur. If you have questions about side effects, consult with your doctor or pharmacist.
You will pay an average of $32.34 for 10, 10ml of 10000units/1mg/ml bottles of spray of Polymyxin B-Trimethoprim without insurance, but only $9.97 per 10, 10ml of 10000units/1mg/ml bottles of spray with a SingleCare Polymyxin B-Trimethoprim coupon.
Polymyxin B-Trimethoprim copay costs may vary depending on your insurance plan. With SingleCare, Polymyxin B-Trimethoprim costs $9.97 per 10, 10ml of 10000units/1mg/ml bottles of spray, so you should ask your pharmacist to compare your SingleCare price with your insurance Polymyxin B-Trimethoprim copay. A SingleCare savings card typically saves you up to 80% off on your prescription drugs, which may be lower than your copay.
Polymyxin B-Trimethoprim is usually covered by Medicare prescription drug plans. For patients without Medicare, consider bringing your SingleCare Polymyxin B-Trimethoprim coupon to your pharmacist. With a SingleCare discount card, the price of Polymyxin B-Trimethoprim could be just $9.97 for 10, 10ml of 10000units/1mg/ml bottles of spray.
SingleCare is accepted at most national pharmacies and grocers, including the following:
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