Note: This product can only ship to a medical or an educational facility.

The Sofia Influenza A+B Fluorescent Immunoassay (FIA) uses advanced immunofluorescence-based lateral-flow technology to detect influenza A and influenza B viral nucleoprotein antigens.

Features and Benefits

• CLIA waived for nasal and nasopharyngeal swabs, nasal aspirate and wash: Easy to perform testing
• Compatible with RSV Extraction Reagent: A single sample can be used to run both Sofia Influenza A+B and Sofia RSV
• Dual work modes: Adjusts to your volume fluctuations
• Self-contained test cassette: Clean, easy to use and dispose of
• Fixed-volume pipette: Collects and dispenses correct amount of sample needed for testing
• Objective result: Eliminates the subjectivity of a visual result
• Room temperature storage: No refrigerator space needed. Rapid influenza tests can be run immediately as needed

Materials Included

• (25) Individually Packaged Test Cassettes:
• (25) Reagent Tubes: Lyophilized buffer with detergents and reducing agents
• (25) Reagent Solution: Ampoules with salt solution
• (25) Sterile Nasal Swabs
• (25) Small, Clear 120 µL Fixed Volume Pipettes
• (25) Large, Pink 250 µL Fixed Volume Pipettes
• (1) Influenza A and Influenza B Positive Control Swab: Swab is coated with non-infectious recombinant influenza A and influenza B antigens
• (1) Negative Control Swab : Swab is coated with heat-inactivated, non-infectious Streptococcus C antigen
• (1) Package Insert
• (1) Quick Reference Instructions
• QC Card (located on kit box)

• Sample Type: Nasal swab, nasopharyngeal swab, nasopharyngeal aspirate/wash
• Time of Results: Positive result in as few as 3 minutes, negative result 15 minutes (For Sophia 2)
• Kit Storage Conditions: Room temperature (15°C to 30°C/59°F to 86°F)
• Controls: Positive and negative
• Nasal Swab Sensitivity: A: 90%, B: 89%
• Nasopharyngeal Swab Sensitivity: A: 97%, B: 90%
• Nasopharyngeal Aspirate/Wash Sensitivity: A: 99%, B: 88%
• Nasal Swab Specificity: A: 95%, B: 96%
• Nasopharyngeal Swab Specificity: A: 95%, B: 97%
• Nasopharyngeal Aspirate/Wash Specificity: A: 96%, B: 96%
• Shelf Life: 24 months from date of manufacture