Multiplex HIV-1/HIV-2/Syphilis Antibody Test

CE Mark Certification in the European Union*

*and other countries that accept CE mark certification.

One sample, one minute, two results.

HIV and syphilis co-infection is a concerning issue that affects us globally. Developed on the proven INSTI platform, the INSTI Multiplex assay screens for both HIV and syphilis infections simultaneously on one device in 60 seconds.

The INSTI Multiplex assay offers a powerful tool for identifying individuals who need HIV and/or syphilis treatment, preventing mother-to-child transmission, and reducing the spread of both infections worldwide.


  • Rapid: Test yields results in as little as 60 seconds
  • Flexible: Its rapid results makes it easy to include in a variety of workflow models
  • Compatible: INSTI works with most testing algorithms
  • Convenient: Stored at room temperature 15-30°C (59-86°F)


  • Unique immunofiltration "flow-through" design
  • Built-in IgG capture procedural control
  • Proprietary HIV antigen
  • Measures antibody directed against T. pallidum antigens
  • Lancet, pipette and alcohol swab included
  • No timers required
  • Spill-free membrane


Sample Type Sensitivity Specificity
Venous Whole Blood† 99.4% 99.7%
Plasma† 99.5% 99.96%
Fingerstick Blood† 99.6% 99.3%
Serum† 99.0% 100%
Syphilis* 100% 100%
References and Footnotes
* Secondary Syphilis
† for HIV-1, HIV-2

Number Description
90-1028 INSTI® HIV-1/HIV-2/Syphilis Multiplex Test: Single Test with Support Materials
90-1030 INSTI® HIV-1/HIV Negative Controls
90-1031 INSTI® HIV-1/HIV-2/HIV Negative Controls
90-1032 INSTI® HIV-1/HIV-2/Syphilis Controls
Support Materials comprise of an alcohol swab, lancet and pipette.
You are currently viewing content for the EU region. Accept