AstraZeneca COVID-19 vaccines on Saturday to seven months from six months.The province had been at risk of wasting several thousand doses of AstraZeneca.“Vaccine doses with an original expiry date of May 31, 2021 can now be used until July 1, 2021,” said a spokesperson for Ontario’s minister of health.
Ontario pharmacies brace for busy weekend as they race to use all expiring AstraZeneca vaccines Ontario had begun to offer the second dose of AstraZeneca at a 10-week interval for those who got their first dose between March 10 and March 19.