On April 25, 2022, the Government of Canada extended the list of accepted vaccines. According to the new update, Canada will allow travellers to enter Canada who were fully vaccinated with Medicago’s plant-based Covifenz vaccine. With the addition of the Covifenz vaccine, the Government of Canada considers travellers as fully vaccinated against the COVID-19 with one of nine vaccines: AstraZeneca’s COVISHIELD, Bharat Biotech’s Covaxin, Janssen/Johnson & Johnson, Moderna’s Spikevax, Novavax’s Nuvaxovid, Pfizer-BioNTech’s Comirnaty, Sinopharm’s BIBP, Sinovac’s CoronaVac, and Medicago’s Covifenz.