And just to add, no DNA vaccine has ever previously been approved for use in humans, either. So if you believe OP’s fearmongering, avoid the AstraZeneca vaccine too.
Here’s a list of vaccines in development, showing the technology used. If you feel competent to judge that older technology is safer, and you want to avoid mRNA or DNA vaccines, look for “inactivated” or “live-attenuated” type.
https://www.raps.org/news-and-articles/news-articles/2020/3/covid-19-vaccine-tracker