The National Advisory Committee on Immunization (NACI) has new recommendations on mixed vaccine schedules: . If you received a 1st dose of AstraZeneca you may receive a 2nd dose of AstraZeneca OR an mRNA vaccine (Pfizer-BioNTech or Moderna). If you received a 1st dose of an mRNA vaccine (Pfizer-BioNTech or Moderna) you should receive the same mRNA vaccine for your 2nd dose. But if not readily available you should receive the other mRNA vaccine (Pfizer-BioNTech or Moderna) to complete the series. . Read more: https://tinyurl.com/SUFMixing . Results from recent studies show the safety & positive immune response of mixing and matching. . Mixing vaccines gives provinces and territories more options for their vaccine programs. Getting your second dose is important to achieve longer-lasting protection against COVID-19, especially with new variants circulating! . What questions do you have about vaccine mixing? Let us know in the comments!