IBUPROFENE finally, page-11

COVID-19 Vaccine Candidate Shows Promise

The researchers also used a novel approach to deliver the drug, called a microneedle array, to increase potency. This array is a fingertip-sized patch of 400 tiny needles that delivers the spike protein pieces into the skin, where the immune reaction is strongest. The patch goes on like a Band-Aid and then the needles — which are made entirely of sugar and the protein pieces — simply dissolve into the skin.

https://www.upmc.com/media/news/040220-falo-gambotto-sars-cov2-vaccine



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