Trimethoprim Sulfate And Polymyxin B Sulfate

Generic Name: trimethoprim sulfate and polymyxin b sulfate

Over-the-Counter (OTC)

Brand Names:

Trimethoprim Sulfate And Polymyxin B Sulfate

DESCRIPTION Trimethoprim Sulfate and Polymyxin B Sulfate Ophthalmic Solution is a sterile antimicrobial solution for topical ophthalmic use. Trimethoprim sulfate, 2,4-diamino-5-(3,4,5-trimethoxybenzyl)pyrimidine sulfate (2:1), occurs as a white, odorless, crystalline powder with a molecular weight of 678.72. The structural formula is as follows: Polymyxin B sulfate is the sulfate salt of polymyxin B1 and B2 which are produced by the growth of Bacillus polymyxa (Prazmowski) Migula (Fam.

Overview

DESCRIPTION Trimethoprim Sulfate and Polymyxin B Sulfate Ophthalmic Solution is a sterile antimicrobial solution for topical ophthalmic use. Trimethoprim sulfate, 2,4-diamino-5-(3,4,5-trimethoxybenzyl)pyrimidine sulfate (2:1), occurs as a white, odorless, crystalline powder with a molecular weight of 678.72. The structural formula is as follows: Polymyxin B sulfate is the sulfate salt of polymyxin B1 and B2 which are produced by the growth of Bacillus polymyxa (Prazmowski) Migula (Fam.

Uses

INDICATIONS AND USAGE Trimethoprim Sulfate and Polymyxin B Sulfate Ophthalmic Solution is indicated in the treatment of surface ocular bacterial infections, including acute bacterial conjunctivitis, and blepharoconjunctivitis, caused by susceptible strains of the following microorganisms: Staphylococcus aureus, Staphylococcus epidermidis, Streptococcus pneumoniae, Streptococcus viridans, Haemophilus influenza and Pseudomonas aeruginosa. * *Efficacy for this organism in this organ system was studied in fewer than 10 infections.

Dosage

DOSAGE AND ADMINISTRATION Adults: In mild to moderate infections, instill one drop in the affected eye(s) every three hours (maximum of 6 doses per day) for a period of 7 to 10 days. Pediatric Use: Clinical studies have shown Trimethoprim and Polymyxin B Sulfate Ophthalmic Solution to be safe and effective for use in pediatric patients over two months of age. The dosage regimen is the same as for adults.

Side Effects

ADVERSE REACTIONS The most frequent adverse reaction to Trimethoprim Sulfate and Polymxin B Sulfate Ophthalmic Solution is local irritation consisting of increased redness, burning, stinging, and/or itching. This may occur on instillation, within 48 hours, or at any time with extended use. There are also multiple reports of hypersensitivity reactions consisting of lid edema, itching, increased redness, tearing, and/or circumocular rash. Photosensitivity has been reported in patients taking oral trimethoprim.

Warnings

WARNINGS NOT FOR INJECTION INTO THE EYE. If a sensitivity reaction to Trimethoprim and Polymyxin B Sulfate Ophthalmic Solution occurs, discontinue use. Trimethoprim Sulfate and Polymyxin B Sulfate Ophthalmic Solution is not indicated for the prophylaxis or treatment of ophthalmic neonatorum. CONTRAINDICATIONS Trimethoprim Sulfate and Polymyxin B Sulfate Ophthalmic Solution is contraindicated in patients with known hypersensitivity to any of its components.

Pregnancy

Pregnancy: Teratogenic Effects Pregnancy Category C. Animal reproduction studies have not been conducted with polymyxin B sulfate. It is not known whether polymyxin B sulfate can cause fetal harm when administered to a pregnant woman or can affect reproduction capacity. Trimethoprim has been shown to be teratogenic in the rat when given in oral doses 40 times the human dose. In some rabbit studies, the overall increase in fetal loss (dead and resorbed and malformed conceptuses) was associated with oral doses 6 times the human therapeutic dose.

Storage

STORAGE: Store at 20° to 25°C (68° to 77°F) [see USP Controlled Room Temperature]. Protect from light. WARNING – KEEP THIS AND ALL DRUGS OUT OF THE REACH OF CHILDREN. Akorn Manufactured by: Akorn, Inc. Lake Forest, IL 60045 ATP00N Rev. 10/08 Relabeled by: Proficient Rx LP Thousand Oaks, CA 91320

Frequently Asked Questions

What is Trimethoprim Sulfate And Polymyxin B Sulfate used for?

INDICATIONS AND USAGE Trimethoprim Sulfate and Polymyxin B Sulfate Ophthalmic Solution is indicated in the treatment of surface ocular bacterial infections, including acute bacterial conjunctivitis, and blepharoconjunctivitis, caused by susceptible strains of the following microorganisms: Staphylococcus aureus, Staphylococcus epidermidis, Streptococcus pneumoniae, Streptococcus viridans, Haemophilus influenza and Pseudomonas aeruginosa. * *Efficacy for this organism in this organ system was studied in fewer than 10 infections.

What are the side effects of Trimethoprim Sulfate And Polymyxin B Sulfate?

ADVERSE REACTIONS The most frequent adverse reaction to Trimethoprim Sulfate and Polymxin B Sulfate Ophthalmic Solution is local irritation consisting of increased redness, burning, stinging, and/or itching. This may occur on instillation, within 48 hours, or at any time with extended use. There are also multiple reports of hypersensitivity reactions consisting of lid edema, itching, increased redness, tearing, and/or circumocular rash. Photosensitivity has been reported in patients taking oral trimethoprim.

Can I take Trimethoprim Sulfate And Polymyxin B Sulfate during pregnancy?

Pregnancy: Teratogenic Effects Pregnancy Category C. Animal reproduction studies have not been conducted with polymyxin B sulfate. It is not known whether polymyxin B sulfate can cause fetal harm when administered to a pregnant woman or can affect reproduction capacity. Trimethoprim has been shown to be teratogenic in the rat when given in oral doses 40 times the human dose. In some rabbit studies, the overall increase in fetal loss (dead and resorbed and malformed conceptuses) was associated with oral doses 6 times the human therapeutic dose.

What are the important warnings for Trimethoprim Sulfate And Polymyxin B Sulfate?

WARNINGS NOT FOR INJECTION INTO THE EYE. If a sensitivity reaction to Trimethoprim and Polymyxin B Sulfate Ophthalmic Solution occurs, discontinue use. Trimethoprim Sulfate and Polymyxin B Sulfate Ophthalmic Solution is not indicated for the prophylaxis or treatment of ophthalmic neonatorum. CONTRAINDICATIONS Trimethoprim Sulfate and Polymyxin B Sulfate Ophthalmic Solution is contraindicated in patients with known hypersensitivity to any of its components.

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Medical Disclaimer

This drug information is for educational purposes only and should not replace professional medical advice. Drug information is sourced from the FDA National Drug Code Directory and Structured Product Labeling. Always consult with a healthcare provider before starting, stopping, or changing any medication.