Can Vaccines Cause Cancer? By Vincent Iannelli, MD / April 25, 2018 / cancer, cancer vaccines, carcinogenicity, formaldehyde, hepatitis B, HPV vaccines, package inserts, Provenge, sv40, Vaccine Misinformation Can vaccines or vaccine ingredients, like formaldehyde, cause cancer? Share this:FacebookTwitterRedditPrintLinkedInPinterestEmailTumblrWhatsAppLike this:Like Loading...