Pulmonary vaccine delivery has gained increasing attention during the last decade. This vaccination method
has advantages other than parenteral vaccination such as it omits the application of needle. The appropriate formulation
of antigens can result improved stability complications associated with conventional vaccines. Antigens formulated as
nano carriers reach the respiratory airways of the lungs providing greater chance of uptake by relevant immune cells.
These advances promise to accelerate the development and testing of new pulmonary vaccines against many human
Keywords: Drug delivery, pulmonary delivery, vaccines.
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