Background: Governments are incentivized to develop and implement health action programs focused on equity to ensure progress with effective strategies or interventions. Objective: Identify and synthesize strategies or interventions that facilitate the reduction of health inequalities. Methods: A systematic search strategy was carried out up until August 2019 in MEDLINE (Ovid), Embase (Elsevier), Cochrane Database of Systematic Reviews, LILACS, Scopus, Scielo and Epistemonikos. In addition, a snowball strategy was used. Literature reviews (LRs) ...