F.O.I. Request Pfizer's COVID-19 Vaccine Contract with Canada. October 26, 2020, page 18, it states: the "Purchaser further acknowledges that the long-term effects and efficacy of the Vaccine are not currently known...
The Canadian Covid Care Alliance released an incredible video of the Pfizer 6 month data which shows that Pfizer’s COVID-19 inoculations cause more illness than they prevent. Plus, an overview of the Pfizer trial flaws in both design and execution.