This document seeks to help health communication professionals working on the topic of immunization more effectively communicate about Events Supposedly Attributed to Vaccination and Immunization (ESAVI) by building trust in National Immunization Programs, understanding risk perceptions related to vaccination, and responding to false information related to vaccination. It includes practical dos and don’ts regarding risk communication and community engagement processes and principles, messaging, risk perceptions, handling false information, collaborating with partners, and pharmacovigilance, as well as real-world examples.