The COVID-19 Vaccine: Safe & Effective Join the millions who've been vaccinated. The COVID-19 Vaccine was developed safely. O The same safety steps that are used for all vaccines were followed for the COVID vaccine. covo-19 VACCINE Tens of thousands of people participated in clinical trials to prove the vaccine is safe and effective. Vaccine was able to be developed quickly because: When the pandemic began, scientists had been studying similar viruses for over 20 years, giving them a head start in creating this vaccine. Companies started producing the vaccine early to ensure immediate distribution upon approval. the FACTS O the VAX Trust SCHEDULE YOUR APPOINTMENT AT: Get mass.gov/CovidVaccine Commonwealth of Massachusetts The COVID-19 Vaccine: Safe & Effective Join the millions who've been vaccinated. The COVID-19 Vaccine was developed safely. O The same safety steps that are used for all vaccines were followed for the COVID vaccine. covo-19 VACCINE Tens of thousands of people participated in clinical trials to prove the vaccine is safe and effective. Vaccine was able to be developed quickly because: When the pandemic began, scientists had been studying similar viruses for over 20 years, giving them a head start in creating this vaccine. Companies started producing the vaccine early to ensure immediate distribution upon approval. the FACTS O the VAX Trust SCHEDULE YOUR APPOINTMENT AT: Get mass.gov/CovidVaccine Commonwealth of Massachusetts