BD 231539 - Sensi-Disc Sulfamethoxazole Trimethoprim Antibiotic Susceptibility Disc 1.25/23.75 mcg for Kirby-Bauer Testing, 10/PK

The BD 231539 Sensi-Disc Sulfamethoxazole Trimethoprim is a standardized antimicrobial susceptibility testing disc designed to evaluate bacterial response to the commonly used combination antibiotic sulfamethoxazole and trimethoprim. Each disc contains a precisely balanced concentration of 1.25 mcg trimethoprim and 23.75 mcg sulfamethoxazole, ensuring accurate diffusion and reliable zone of inhibition measurement using the Kirby-Bauer disk diffusion method.

Manufactured by BD, a global leader in microbiology diagnostics, this Sensi-Disc is engineered for consistency, precision, and reproducibility. The sulfamethoxazole trimethoprim combination is widely used in treating a variety of bacterial infections, making this disc essential for guiding appropriate antimicrobial therapy and monitoring resistance patterns. It is produced under strict quality control standards to ensure dependable laboratory performance.

Key Benefits

The BD 231539 Sensi-Disc provides highly consistent and reproducible susceptibility results, enabling laboratories to make confident and accurate clinical decisions. Its standardized antibiotic ratio ensures reliable performance across different testing conditions and batches.

The ready-to-use format simplifies laboratory workflows by eliminating preparation steps and reducing handling errors. The disc produces clear and well-defined inhibition zones, improving readability and reducing interpretation ambiguity.

By supporting precise antimicrobial profiling, this product contributes to effective treatment selection, improved patient outcomes, and antimicrobial stewardship efforts.

Compatibility and Applications

The BD Sensi-Disc Sulfamethoxazole Trimethoprim is fully compatible with the Kirby-Bauer disk diffusion method and works effectively with standard culture media such as Mueller-Hinton agar. It integrates seamlessly into routine microbiology laboratory workflows.

This product is widely used in hospitals, diagnostic laboratories, and research facilities. It is particularly valuable for testing a broad range of Gram-positive and Gram-negative organisms, including Enterobacteriaceae, urinary pathogens, and respiratory isolates.

Usage Guidelines

Store the discs under recommended refrigerated conditions to preserve antibiotic potency. Allow the container to reach room temperature before opening to prevent condensation.

Using sterile forceps or a disc dispenser, place the disc onto a properly inoculated agar plate. Ensure appropriate spacing when testing multiple antibiotics. Incubate under recommended conditions and measure the zone of inhibition after the specified incubation period.

Interpret results according to recognized standards such as CLSI or EUCAST guidelines. Include quality control strains to verify accuracy and consistency.

Certifications and Safety Standards

The BD 231539 Sensi-Disc is manufactured in compliance with internationally recognized standards, including ISO-certified quality management systems and Good Manufacturing Practices. These standards ensure consistent product quality and reliability.

The product is intended for in vitro diagnostic use and aligns with regulatory requirements such as FDA clearance and CE marking where applicable. These certifications confirm adherence to strict safety and performance criteria.

Comparison with Competitor Products

Compared to other sulfamethoxazole trimethoprim discs, the BD Sensi-Disc offers superior consistency in antibiotic concentration and diffusion characteristics. This results in clearer inhibition zones and more reliable interpretation.

BDs expertise in microbiology diagnostics ensures rigorous quality control and dependable performance. Competing products may exhibit variability in potency, which can impact test accuracy.

The BD products reliability, ease of use, and compatibility with global standards make it a preferred choice for professional laboratories.

Typical User Profile and Application Scenarios

The BD 231539 Sensi-Disc is used by microbiologists, laboratory technicians, and clinical diagnosticians responsible for antimicrobial susceptibility testing. It is also utilized in research settings focused on bacterial resistance.

Typical scenarios include routine hospital diagnostics, urinary tract infection testing, respiratory pathogen analysis, and infection control monitoring. Laboratories rely on this product for accurate susceptibility profiling.

Best Practices for Use and Maintenance

Store the discs in a sealed container at recommended temperatures and protect them from moisture and light exposure. Always handle discs with sterile tools to prevent contamination.

Avoid using discs beyond their expiration date, as reduced potency may affect results. Ensure proper incubation conditions and consistent measurement techniques for reliable outcomes.

Regular quality control checks and adherence to standardized protocols will help maintain consistent performance.

Regulatory and Safety Information

The BD 231539 Sensi-Disc Sulfamethoxazole Trimethoprim is intended for professional laboratory use. Users should follow all biosafety guidelines when handling microbial cultures and testing materials.

Compliance with regulatory standards ensures that the product meets required safety and performance benchmarks. Proper disposal of used materials should be conducted according to biohazard waste regulations.

How to Order

Ordering the BD 231539 Sensi-Disc Sulfamethoxazole Trimethoprim is simple through CIA Medical. Locate the product on the website, add it to your cart, and proceed through the secure checkout process.

For bulk orders, pricing inquiries, or technical assistance, contact CIA Medical customer service at (312) 275-5850. Their team is available to support your laboratory supply needs with expert guidance.