And why do the side effects vary from individual to individual??  That sure as hell doesn't sound very safe to me.  People need to start re-thinking the drugs they're taking.  Start asking questions when you see your doctor, say NO sometimes and see the reaction, which may be very telling of your doctor's intent.  This is damned downright scary.

https://www.lewrockwell.com/2022/06/no_author/if-vaccines-are-safe-how-will-they-explain-these-google-results/

Look 'em up just to satisfy yourself.