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Salixium COVID-19 Rapid Antigen Test - Dual Swab (Saliva & Nasal) - Box 5 Tests

  • Salixium

Description

Fast, Accurate Dual-Swab COVID-19 Testing at Home

The Salixium COVID-19 Rapid Antigen Test – Dual Swab (Saliva & Nasal) is a next-generation COVID test kit designed for reliable at-home detection of SARS-CoV-2. Using both saliva and anterior nasal swab samples in a single test, this innovative rapid antigen test provides broader detection coverage and improved sensitivity compared to standard nasal-only rapid tests.

Developed using advanced lateral flow immunoassay technology, the Salixium test kit is designed to detect the SARS-CoV-2 nucleocapsid antigen with a level of sensitivity comparable to laboratory-based PCR testing* — while delivering results in minutes, from the comfort of home.

By combining two sample types, this rapid test reduces the risk of false negatives and offers a less invasive experience than traditional nasal-only COVID tests, making it suitable for regular screening, families, workplaces, travel, and everyday peace of mind.

Key Features:

  • Dual-swab (saliva + nasal) sample collection
  • Rapid results in 15 minutes
  • Self-test approved & TGA listed (ARTG No. 418208)
  • Easy & less invasive sampling than a standard nasal-only test
  • All-in-one kit components
  • High sensitivity & specificity as a PCR test*

How It Works:

The Salixium rapid antigen test uses lateral flow immunoassay technology to detect SARS-CoV-2 antigens in human saliva and nasal specimens. When viral antigens are present, they bind to antibodies within the test device and produce a visible colour line, indicating a positive result. A control line confirms the test has functioned correctly.

Suitable For:

  • At-home COVID screening
  • Travel and pre-event testing
  • Workplace and staff screening
  • Family and household use
  • Situations requiring fast, reliable results

Important Information:

  • This COVID test is a screening tool and does not replace professional medical diagnosis.
  • A negative result does not rule out infection, especially if symptoms are present or exposure is recent.
  • Follow your state or territory public health guidance and seek PCR testing when recommended.

*PCR comparison refers to analytical sensitivity under controlled testing conditions when used as directed.

Product form

Salixium COVID-19 Rapid Antigen Test - Dual Swab (Saliva & Nasal) - Box 5 Tests

  • Salixium
  • Dual-sample test using both saliva and nasal swabs
  • Easy, non-intrusive COVID test suitable for home use
  • TGA-approved self-test with high sensitivity

⚠️ Short Expiry Variants:

  • Box of 5 Tests - 8/2026

Short expiry variants are priced to clear. Please note that all sales are final, and we are unable to offer returns, refunds, or exchanges on the product.

$14.00 $9.00 35% OFF

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        Shipping

      Dispatch Times:

      Same-day dispatch available (Mon–Fri) on Express post orders placed before 2pm AEST (excludes NSW public holidays).  

      Shipping Costs (Australia):

      NSW, ACT

      Free Shipping on eligible Capital & Metro orders over $159*^ 

      Capital:
      Standard Shipping: $11.95^
      Express Shipping: $17.95^

      Metro:
      Standard Shipping: $12.95^
      Express Shipping: $21.95^

      Remote:
      Standard Shipping: $14.95^
      Express Shipping: $28.95^

      See below for surcharges & exclusions.

      QLD, VIC, SA, WA

      Free Shipping on eligible Capital & Metro orders over $179*^ 

      Capital:
      Standard Shipping: $15.95^
      Express Shipping: $25.95^

      Metro:
      Standard Shipping: $16.95^
      Express Shipping: $27.95^

      Remote:
      Standard Shipping: $19.95^
      Express Shipping: $32.95^

      See below for surcharges & exclusions.

      TAS

      Free Shipping on eligible Metro orders over $179*^

      Metro:
      Standard Shipping: $16.95^
      Express Shipping: $27.95^

      Remote:
      Standard Shipping: $19.95^
      Express Shipping: $32.95^

      See below for surcharges & exclusions.

      NT

      Standard Shipping: $19.95^
      Express Shipping: $32.95^

      See below for surcharges & exclusions.

      * Free shipping excludes C-Pen Reader, disposable gloves, wipes, True Blue products, and some other heavy or bulky items.

      ^ A surcharge may apply for orders over 3kg and/or orders containing heavy/bulky items. Shipping rates with surcharges will be calculated at checkout.

      International Orders:

      Shipping will be calculated at checkout. We ship internationally to most places around the world. There are some products which are restricted in some countries.

      Shipping Times:

      We use Australia Post and Startrack as our Postal Service, with delivery times as below:

      Domestic

      Standard Shipping:
      NSW, ACT (2 - 4 business days)
      QLD, VIC, SA, WA, TAS, NT (3 - 6 business days)

      Express Shipping:
      NSW, ACT (1 - 2+ business days)
      QLD, VIC, SA, WA, TAS, NT (1 - 3+ business days)

      International

      Please refer to the International delivery times and destination guide on the Australia Post website here.

      *T&Cs apply.

      Directions for useDirections for use

      See the Full User Guide & Instructions to Use here.

      Before You Start

      • Do not eat, drink (except plain water), smoke, chew gum, or vape for at least 30 minutes before collecting samples.
      • Wash or sanitise your hands thoroughly.
      • Ensure all components are at room temperature before use.

      Step 1: Prepare the Test

      1. Gently tear open the foil pouch and remove the test cassette.
      2. Place the cassette on a clean, flat surface.
      3. Do not touch the test window or sample well.

      Step 2: Prepare the Extraction Tube

      1. Take the extraction buffer tube and place it into the tube holder on the box.
      2. Peel off the aluminium seal carefully.
      3. Avoid spilling the liquid inside the tube.

      Step 3: Collect Saliva Sample (Swab 1)

      1. Remove one sterile swab from the packaging.
      2. Do not touch the fabric tip of the swab.
      3. Rub the swab inside the left cheek, between the cheek and gums, moving up and down at least 5 times.
      4. Repeat the same motion inside the right cheek using the same swab.
      5. Using the same swab, gently rub the palate (roof of the mouth) 5 times.
      6. Avoid touching the tongue, teeth, or gum
      7. Place Swab 1 into the extraction tube.

      Step 4: Collect Nasal Sample (Swab 2)

      1. Remove a second sterile swab from the packaging.
      2. Insert the soft tip of the swab gently into one nostril, approximately 2 cm deep, until slight resistance is felt.
      3. Rotate the swab around the inside of the nostril 5 times.
      4. Repeat the process in the other nostril using the same swab. This step may feel slightly uncomfortable but should not be painful.
      5. Place Swab 2 into the same extraction tube.

      Step 5: Mix the Sample

      1. Immerse both swab heads fully into the extraction buffer.
      2. Stir and rotate the swabs at least 10 times.
      3. While removing the swabs, squeeze the sides of the tube to extract as much liquid as possible.
      4. Discard the used swabs into the provided biohazard bag and seal it.

      Step 6: Prepare the Sample Solution

      1. Securely attach the dropper cap onto the extraction tube.
      2. Gently tap and mix the tube to ensure the solution is well combined.

      Step 7: Apply the Sample

      1. Add 2 drops (~50 µL) of the sample solution into the sample well (S) on the test cassette.
      2. Ensure no air bubbles form.
      3. The liquid will begin to migrate along the test strip automatically.

      Step 8: Read the Results

      • Start timing immediately.
      • Read the results between 10 and 15 minutes.
      • Do not interpret results after 15 minutes, as this may lead to inaccurate results.

      Interpretation of Results

      View the full guide on How to Interpret Results here.

      Positive Result

      • Two coloured lines appear:
        One line in the Control (C) region
        One line in the Test (T) region
      • Even a faint line in the Test (T) region should be considered positive.

      Negative Result

      • One coloured line appears in the Control (C) region only.
      • No line appears in the Test (T) region.

      Invalid Result

      • No line appears in the Control (C) region.
      • The test result is invalid and must be repeated using a new test kit.
      SpecificationsSpecifications

      Test Type: Rapid antigen test for SARS-CoV-2 (COVID-19)

      Sample Type: Saliva and anterior nasal swab (dual specimen)

      Results Time: 15 minutes from sample application

      Regulatory Approval: ARTG No. 418208 — TGA-approved for self-testing in Australia.

      Storage Condition: 4 – 30 °C; Shelf life approximately 27 months.

      Product expiry: 08/2026 

      Kit Includes: Test cassette, sterile nasal & saliva swabs, buffer solution, dropper, waste bag, instructions for use.

      Certifications & ReportsCertifications & Reports
      DisclaimerDisclaimer

      While Aussie Pharma Direct strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending updates on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read the labels, warnings and directions of all products before use and not rely solely on the information provided by Aussie Pharma Direct.

        Have questions about shipping, returns, or your order?

      Visit our FAQ page for more helpful info on returns, shipping, and product support.

      Description

      Fast, Accurate Dual-Swab COVID-19 Testing at Home

      The Salixium COVID-19 Rapid Antigen Test – Dual Swab (Saliva & Nasal) is a next-generation COVID test kit designed for reliable at-home detection of SARS-CoV-2. Using both saliva and anterior nasal swab samples in a single test, this innovative rapid antigen test provides broader detection coverage and improved sensitivity compared to standard nasal-only rapid tests.

      Developed using advanced lateral flow immunoassay technology, the Salixium test kit is designed to detect the SARS-CoV-2 nucleocapsid antigen with a level of sensitivity comparable to laboratory-based PCR testing* — while delivering results in minutes, from the comfort of home.

      By combining two sample types, this rapid test reduces the risk of false negatives and offers a less invasive experience than traditional nasal-only COVID tests, making it suitable for regular screening, families, workplaces, travel, and everyday peace of mind.

      Key Features:

      • Dual-swab (saliva + nasal) sample collection
      • Rapid results in 15 minutes
      • Self-test approved & TGA listed (ARTG No. 418208)
      • Easy & less invasive sampling than a standard nasal-only test
      • All-in-one kit components
      • High sensitivity & specificity as a PCR test*

      How It Works:

      The Salixium rapid antigen test uses lateral flow immunoassay technology to detect SARS-CoV-2 antigens in human saliva and nasal specimens. When viral antigens are present, they bind to antibodies within the test device and produce a visible colour line, indicating a positive result. A control line confirms the test has functioned correctly.

      Suitable For:

      • At-home COVID screening
      • Travel and pre-event testing
      • Workplace and staff screening
      • Family and household use
      • Situations requiring fast, reliable results

      Important Information:

      • This COVID test is a screening tool and does not replace professional medical diagnosis.
      • A negative result does not rule out infection, especially if symptoms are present or exposure is recent.
      • Follow your state or territory public health guidance and seek PCR testing when recommended.

      *PCR comparison refers to analytical sensitivity under controlled testing conditions when used as directed.

      Frequently Asked Questions

      How accurate is the test?

      The dual-sample method enhances sensitivity and reduces the chance of false negatives, offering reliable performance when used correctly.

      Who can use this test?


      It is designed for adults and children (with adult supervision) who need quick, convenient COVID screening at home, work or before travel.

      What does a positive result mean?


      A positive test indicates the presence of viral antigens. Follow local health guidelines, isolate as required and seek medical advice or confirmatory PCR testing if needed.

      How to Use the Salixium COVID-19 Rapid Antigen Test (Dual Swab: Saliva & Nasal)

      In this video, you'll see: unboxing and contents, how to use the test correctly step-by-step, and key information to keep in mind during the process.

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