Needle-free vaccines: How about a patch instead?

Every parent dreads it — holding the baby still while a nurse or technician pushes a needle into the tender flesh of a plump little thigh. The screams are bad enough — add the guilt at knowingly inflicting pain, even with the knowledge that a moment of discomfort is warding off death or weeks of illness.

But what if there was another way? What if a little clear patch arrived by mail, one that could be stuck onto the child’s back and then would dissolve painlessly? Baby’s protected, no one cries and everyone is saved the time and expense of an office visit. Several labs are working to make it happen.

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