10 Mice Used to Test the Newest Pfizer COVID Jab The FDA approved Pfizer's new shots, which were tested on 10 mice and zero humans. Moderna's version was tested on 50 people, one of whom required medical attention due to an adverse event.Dr. Joseph MercolaSep 26, 2023∙ Paid9131ShareContinue reading this post for free, courtesy of Dr. Joseph Mercola.Claim my free postOr purchase a paid subscription.