This document provides information about a MIHTP-ECHO training session on COVID-19 vaccines. It includes the agenda, presenters, and an overview of MIHTP and the ECHO model. The presentation by Dr. Allen McCutchan will discuss COVID epidemiology, vaccine mechanisms of action, effectiveness, safety, and duration of protection. It will also cover implications for people living with HIV and emerging variants. A presentation by Captain UO Adekanye will provide an update on Nigeria's COVID vaccine rollout and implications for people living with HIV. The session aims to inform participants and facilitate discussion on these topics.