Current Volume 9
A Comprehensive Review of Strategies for Improving Malaria Vaccine Implementation and Update
Abstract
Malaria remains a critical public health threat in sub-Saharan Africa, disproportionately causing mortality in children under five years of age. The authorization and rollout of the RTS,S/AS01 and R21/Matrix-M vaccines have transformed global elimination strategies from passive vector management to active immunization. However, transitioning these biological innovations from controlled clinical environments into broad programmatic rollouts poses intricate operational, financial, and sociocultural challenges. This comprehensive review examines the critical intersection of health policy and grassroots execution. It systematically assesses supply-side vulnerabilities, including severe cold-chain infrastructure deficits in rural health systems and the tracking complexities associated with a strict four-dose schedule, alongside demand-side behavioural drivers like public vaccine hesitancy and the risk of diminished reliance on insecticide-treated nets. The analysis reveals that while the introduction of the mass-produced R21 variant effectively satisfies historical global supply constraints, local health ministries lack actionable, cost-effective frameworks to co-deploy dual-vaccine brands simultaneously. Furthermore, current literature frequently overlooks critical systemic threats, such as long-term domestic co-financing deficits, vaccine distribution networks within active conflict zones, and shifting geographical vector patterns accelerated by climate change. This review emphasizes that malaria vaccines cannot operate in structural isolation. Achieving sustainable reductions in childhood mortality requires the seamless integration of multi-dose immunization systems with existing primary healthcare services, vector controls, and robust localized communication networks. Public health authorities must urgently expand adaptive contingency plans to counter local economic, political, and biological resistance factors to realize the full life-saving potential of this dual-vaccine era.
Keywords
Malaria, Immunization, Vaccine Implementation, Sub-Saharan Africa, RTS, S/AS01, R21/Matrix-M
Citations
IRE Journals:
Okoro Samuel Chukwu, Esular Nnenna Onu, Lovette Onyinye Nomeh, Stella Ajachukwu Uma, Veronica Felicitia Nwode; Eze Emmanuel Eze "A Comprehensive Review of Strategies for Improving Malaria Vaccine Implementation and Update" Iconic Research And Engineering Journals Volume 9 Issue 12 2026 Page 2413-2417 https://doi.org/10.64388/IREV9I12-1718998
IEEE:
Okoro Samuel Chukwu, Esular Nnenna Onu, Lovette Onyinye Nomeh, Stella Ajachukwu Uma, Veronica Felicitia Nwode; Eze Emmanuel Eze
"A Comprehensive Review of Strategies for Improving Malaria Vaccine Implementation and Update" Iconic Research And Engineering Journals, 9(12) https://doi.org/10.64388/IREV9I12-1718998
About IRE Journals
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