ORIGINAL ARTICLE, Desmond Brown, cbc.ca, June 28, 2021

Researchers at McMaster University and a biotechnology firm in Burlington, Ont., are investigating the possible delivery of vaccines via a thin strip “that would dissolve in your mouth.”

It would be similar to a Listerine breath strip, but would be infused with a COVID-19 or another vaccine.

The team at McMaster and Rapid Dose Therapeutics say right now, COVID vaccines such as Pfizer and Moderna must stay within their recommended temperature ranges, from –15 C to –80 C, at all times. That means they rely on a complicated supply chain of freezers and temperature-controlled shipping methods.

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