Throath Spray - Antiseptic Cold&Flu Guard – Oral Science Boutique
COVID-19: We are still fully operational! / Shipping rates are reduced to $5 for orders of less than $35. Click here for more information.

Cold & Flu Guard

  • Sale
  • Regular price $21.99
Quantity Discount
Buy 3 10% Off
Buy 6 20% Off
Cold & Flu Guard


With Flavobac™: A Protection from Contracting and Transmitting the 21 Most Commun Strains of Cold & Flu

60 ml


New in Canada! Already Used in Europe!

Benefits of Cold & Flu Guard

  • Spray containing a protective barrier against sore throat and nasal congestion

  • Contains Flavobac™, a plant-based, patent-protected, specific complex of bioflavonoids

  • Contains hyaluronic acid, a barrier that coats the mucosa allowing Flavobac to neutralize bacteria and viruses that enter the mouth and nasal cavities

  • Convenient spray bottle: easy to use and to carry

  • Safe, well-tolerated and great citrus taste

  • 1 bottle = Up to 100 treatments

  • Non-prescription

  • Flavobac and hyaluronic acid are 100% natural ingredients

      •  Safe for kids and pets

Benefits of Flavobac™

  • Proven effective against the 21 most common strain of cold and flu (ie: bird flu/H5N1, swine flu/H1N1, SARS, HIV)

  • Protects and prevents the symptoms of colds and flu

  • Ideal before exposure to known sources of colds and flu (ie. school, flights, stores, homes)

  • Ideal at the first signs of a cold: it helps protect yourself but also your family!

  • Coats the back of the nose and throat where the viruses take hold and start to develop

  • Traps, neutralizes, and then helps the body to naturally remove the cold and flu viruses before they develop into a full-blown cold

Cold symptoms sneeze


Water, glycerine, xylitol, polysorbate 20, ethanol, bioflavonoids, mint flavor, disodium phosphate, anhydrous, stevia, cetylpyridinium chloride, sodium hyaluronate.

Directions for Use

Apply 1 to 3 sprays per nostril and repeat in the mouth by avoiding direct deep inhalation. Repeat 2 to 3 times per day. Continue to use 2 days after symptoms subside.

When using the spray in the nasal cavity, you may notice a slight stinging sensation at first; this subsides after a few seconds. This product may also cause a short-term runny nose.


If pregnant consult your doctor prior to use. Not suitable for children under 5 years without doctors approval. If any unusual symptoms occur, stop the applications and seek medical attention.


Customer Reviews

Based on 1 review
Cold and flu guard

Recommended & used by dental hygienists!



Sold Out