ATFirst™ Strep A

In stock... For the Rapid Detection of group A streptococcal antigen (Strep A) from throat swab specimens.

ATFirst™ H. pylori

In stock... Rapid detection of Helicobacter pylori in human serum, plasma or whole blood.

ATFirst™ PSA

In stock... Rapid detection of Prostate Specific Antigen in serum, plasma or whole blood.

ATFirst™ DOA

In stock... for the Rapid Detection of the most commonly abused drug substances in Urine samples.

About Us

Most products sold by AT First Diagnostic LLC have FDA clearance for the US marketplace already; Please refer to the specific product information for additional information on:

  • Product Use Instructions
  • Package Insert
  • Statistical Information
Also, all products sold by First Diagnostic are manufactured under strict control through cGMP (Good Manufacturing Practices) as overseen by the FDA guidlines.  These certifications attest to the quality standards set and achieved for the manufacture of the entire First Diagnostic product line.
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As this site can be accessed from various countries around the world.  Availability of Products: Reference to any product or service on the site does not constitute an offer to sell or supply that product or service. Specific advice concerning the availability and suitability of any particular product or service should be sought before purchase. We reserve the right to make any changes and corrections to this site as and when we consider it appropriate and without notice.