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World J Virol. Mar 25, 2026; 15(1): 116939
Published online Mar 25, 2026. doi: 10.5501/wjv.v15.i1.116939
Table 3 Regulatory and deployment updates relevant to mucosal vaccines
Item
Jurisdiction
Detail
First inhaled COVID-19 booster approval[39]ChinaConvidecia Air™ (Ad5 aerosol) received emergency authorization as a booster (September 2022)
First intranasal COVID-19 vaccine approval[40]IndiaiNCOVACC™ approved for primary series and heterologous booster under restricted emergency use
LAIV self-administration pathway[38]United States (FDA)FluMist® approved for self/caregiver administration (September 20, 2024); broad home-use rollout for 2025-26 season


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