Some people think it's funny...

...but it's really a patch-based vaccine for traveler's diarrhea under development by Iomai. The patch just completed a phase I trial so it's far from the market, but if it works it could be a boon to travelers including medical tourists for whom getting the the runs before or after surgery could be dangerous as well as unpleasant.

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Mostly lovely LimoLiner

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Design firm takes up diabetes device challenge