Vaccine hesitancy under the lens: Nigeria's struggle against the worst diphtheria outbreak in decades.

The resurgence of diphtheria in Nigeria, culminating in an outbreak surpassing previous records, has spotlighted the critical imperative for robust immunization policies amidst a milieu of vaccine hesitancy. This commentary delineates the multifaceted dimensions of the current diphtheria outbreak, which started in May 2022, juxtaposed against historical outbreaks, with a focal examination of the pervasive vaccine hesitancy and its underpinning sociocultural and systemic determinants. The discourse extends to a meticulous evaluation of Nigeria's public health response, underlined by the synergy with international organizations, reflecting a global collaborative ethos in combating the diphtheria menace. A critical appraisal of the prevailing immunization policies unveils a necessity for strategic amendments to invigorate vaccination uptake, essential for curbing the diphtheria outbreak and enhancing public health resilience. The reflections herein advocate for a comprehensive, culturally resonant, and sustainable public health paradigm, encompassing a synergistic approach of policy fortification, community engagement, and international collaboration to navigate the challenges posed by vaccine-preventable diseases epitomized by the ongoing diphtheria outbreak. Through a synthesis of historical lessons, contemporary challenges, and global solidarity, this piece contributes to the broader discourse on enhancing immunization coverage and infectious disease control in Nigeria.