<p>Lassa Fever (LF) is preventable if community-based preventive measures such as deratting are practiced. However, an increase in the burden of LF was documented in 2019 and persisted till 2022 when a case fatality ratio of 19% was reported in Nigeria. Many LF preventive measures have been implemented, however, a lack of community ownership (CO) undermines the effects of these actions. We investigated how participatory communication (PC) influences CO of LF preventive practices in Owo, a LF endemic local government area in Ondo State, Nigeria.</p>