Getting a flu ‘shot’ could soon be as easy as sticking on a Band-Aid
Sticky patch with vaccine-infused microneedles prompted immune response
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2017/06/062817_AC_flu-patch_main.jpg?fit=860%2C460&ssl=1)
STUCK ON YOU This patch has an array of microneedles that penetrate the skin to deliver a dose of the flu vaccine.
N. Rouphael et al/Lancet 2017