When it comes to vaccine interchangeability, NACI recommends using the same type

The National Advisory Committee on Immunization (NACI) has provided new recommendations on vaccine interchangeability saying that COVID-19 vaccines types should remain consistent. “NACI recommends that the vaccine series be completed with the same COVID-19 vaccine product when possible. If the vaccine product used for a previously received dose is not known, or not available, attempts should be made to complete the vaccine series with a similar type of COVID-19 vaccine,” according to