How is Polytrim (polymyxin B and trimethoprim) supplied?

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Polymyxin B and Trimethoprim Ophthalmic Solution Supply Information

Polymyxin B and trimethoprim ophthalmic solution is supplied as a sterile solution in 10 mL plastic dropper bottles with NDC 60758-908-10 or NDC 63187-193-10. 1, 2

Storage Requirements

  • Store at 15°-25°C (59°-77°F) or 20°-25°C (68°-77°F), depending on manufacturer 1, 2
  • Protect from light 1, 2
  • Keep out of reach of children 2

Formulation Details

  • Contains polymyxin B sulfate and trimethoprim as active ingredients 1, 2
  • Supplied in opaque white low density polyethylene ophthalmic dispenser bottles with white high impact polystyrene caps 1
  • Available by prescription only (Rx only) 1

Clinical Applications

  • Used for treatment of surface ocular bacterial infections 3
  • Effective against both gram-positive and gram-negative pathogens, making it suitable for empiric therapy of acute bacterial conjunctivitis 4
  • Commonly used in the management of bacterial keratitis, particularly for infections caused by Staphylococcus aureus and Pseudomonas aeruginosa 5
  • Also used as prophylaxis in patients with Boston type 1 keratoprosthesis to prevent vision-threatening endophthalmitis 6

Efficacy

  • Clinical studies have demonstrated high efficacy rates, with 95% of infected eyes showing improvement or cure within 7 days 4
  • Overall efficacy rated as excellent or good in 96% of cases in pediatric patients with acute bacterial conjunctivitis 4
  • Combination of trimethoprim with polymyxin B has been shown to be safe and highly efficacious for the treatment of surface ocular bacterial infections 3

Patient Comfort and Tolerability

  • Patients or caregivers report high comfort levels with this medication (62% very comfortable, 27% moderately comfortable) 4
  • Adverse events are typically transient and of mild-to-moderate intensity 4
  • Fewer adverse experiences compared to some other ophthalmic antimicrobial combinations 3

Distribution Information

  • Distributed by various manufacturers including Allergan USA, Inc. and Akorn, Inc. 1, 2
  • For more information, patients can contact manufacturer helplines (e.g., 1-800-678-1605 for Allergan products) 1

This ophthalmic solution provides an effective topical treatment option for ocular surface infections with broad-spectrum coverage and good patient tolerability.

Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.

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